Optimize Your Simplicant Applicant Tracking System (ATS) With Google For Jobs

Blueridge mini split leaking water

Blueridge mini split leaking water. Make sure to save this manual for future reference. 4) Condensate Pump. Heat pumps leak water in winter because they have a defrost cycle governed by a control board. Once you’re done, close the drain lines and turn the power back on. Hi All, Does anyone have any experience with Blueridge mini-splits? They seem to be the house brand of Alpine Home Air. Mix a solution of 1 part dish soap to 10 parts water. Whisper quiet indoors and outdoors. Over time, these filters can accumulate dust, dirt, and other particles, obstructing airflow and reducing efficiency. Cleaning and clearing the condensate tubing did NOT solve the issue Feb 21, 2024 · Written by Chad Peterson in Heat Pumps, Mini Splits Last Updated February 21, 2024. 5. May 6, 2024 · One cause of a leaking mini split could be a clogged drain line. benrush | Posted in Mechanicals on June 20, 2017 12:03pm. May 9, 2023 · Water leaking from a split AC indoor unit is a common problem caused by condensation that accumulates inside the unit. They strike a balance between technology and simplicity, resulting in appliances that are easy to use and, more importantly, reliable. A blocked drain line is one of the most common reasons for a leak. 3) Dirty Air Filter. After manually running deforst mode the noise goes away for atleast several hours. 5-ton mini-splits on the market. Turn the body of the 2-way and 3-way valves. 2 Improper Installation; 1. – If DIY steps don’t work, call a professional. Over time, muck can build up in the condensate line. Turn your air conditioner off. Step 2. As the muck builds up, the pipe becomes obstructed. Connect manifold gauges, micron gauge, and vacuum pump and evacuate the linesets. 75” 23. If you have noticed a leaking water problem, seek assistance from a qualified service as soon as possible. A blocked drain line or a damaged drain pan can also lead to a mini split leaking water. Get your bucket and hold it under the drainage pipe. Clogging will cause the condensate pipe not to drain the water resulting in leakage. The most common reason is that the drain tube, which is an insulated tube on the rear side of the indoor unit is cracked, clogged, or not at a continuous downward pitch. Over time, debris can accumulate in the drain line, causing a blockage that prevents water from flowing through properly. A broken heat pump. Why Is My Mini Split Leaking Water? A mini split leaking water can be caused by a number of issues. Heat pump accumulators allow the unit to provide heat in the cold season without exposing the compressor to slugging. After you completely drain the pipe, suck out the blockage with the vacuum and hose attachment. The drain pan is the part of the multi-split AC that holds condensate which forms from the coil’s contact with humid air. Nov 12, 2023 · Dirty Filters: Clogged air filters restrict airflow, making the mini-split work harder. For example, a 24000BTU (2-ton system) heating or cooling a space less than 600 square feet would be too large and cycle off and on rapidly. Remove the filters and plastic cover. The quiet, unobtrusive design delivers advanced performance with an industry-best energy efficiency rating of up to 38 SEER in cooling and 15. $ 43000. Leaks can be found in a few ways, including using soap and water. Drain pan damage is another possible reason why your mini-split AC is leaking water. Step 3: Collect the excess water and place it inside a bucket. 5 SEER / 21 SEER2 - M2 SERIES - Two Zone Ductless Mini-Split Heat Pump System - Wi-Fi Capable. There is a broken outdoor ambient temperature sensor or indoor temperature sensor. Jun 20, 2017 · Opinion on Blueridge Minisplits. If the drain line is clear and water still leaks, it may be a sign of a SPLIT-TYPE ROOM AIR CONDITIONER CS78421-548-754 IMPORT ANT NOTE: Read this manual carefully befo re installing or operating your new air conditioning unit. 5 SEER - S2 SERIES - 208/230V Single Zone Ductless Mini-Split Heat Pump System - WiFi Capable. Blueridge mini split systems are equipped with inverter compressor technology, which allows the compressor to adjust its speed according to a home or building’s current demand for heating or cooling. Blueridge Mini Splits are manufactured by Midea, a reputable company in the home appliance industry. 0 HSPF in heating. Turn off the mini-split system to prevent any accidents during the adjustment. This manual only describes the outdoor unit of user’s. The condensate drain is responsible for removing excess moisture that accumulates during the cooling process. A severely dirty filter can cause the coil to freeze and that can lead to water leakage when it thaws. us/GFIOYi Oct 14, 2023 · Video mini split leaking water You might have invested in a mini-split for its energy efficiency, durability, and sophisticated technology. Diagnose & Fix Condensate Drips from the Indoor Air Handler of a Split System Air Conditioner. Thank you very much for watching and God bless. It's happened twice now. Using a level tool, ensure that the unit is slightly sloped downwards towards the outdoor side. As a result, the water can back up and overflow from the unit. Before you start troubleshooting your mini-split AC Buy Blueridge BMY36UHH18CD 36,000 BTU (3 Ton) 17. Pull a vacuum down to 500 microns. Buy in monthly payments with Affirm on orders over $50. Alpine Home Air Aug 24, 2022 · Two year old dual zone Fujitsu ductless indoor unit is leaking water from the evaporator. Buy Blueridge BM24Y19 24,000 BTU (2 Ton) 18. The most common cause is a blocked or clogged condensate drain line. It is too cold to run your AC. This can be caused by several factors, including: Improper Sizing: If the mini split system is not sized correctly for the space it’s intended to cool or heat, it may struggle to Jun 18, 2010 · Originally Posted by workhc. The water produced from the outdoor part is excessive (1/3 bucket per day). Model: Blueridge BMM18C. I've had great success installing aspen mini white condensate pumps. Issue 1: The Mini Split Won't Turn On. Check the state of the drain hose, and any extensions that were attached to it. The water has nowhere else to go, so it leaks out of the drain pan. This can be caused by internal temperature fluctuations. Check your circuit breakers or fuse box for any tripped breakers or blown fuses. There are only a few reasons as to why a Pioneer wall-mounted indoor unit could be leaking water. From there, the condensate runs out a flexible drain hose supplied with the unit. Buy Blueridge BMY1217 12,000 BTU (1 Ton) 16. If there is a leak, it will need to be fixed, and refrigerant added back into the system. Finally, pour between a ½-cup and one cup of vinegar down the drain to help rid it of any bacteria. Finding your mini-split leaking water down the wall is a common problem, but luckily, there are plenty of identifiable causes and solutions. If there is a leak, the solution will produce bubbles, indicating the location of the leak. Check the remote to see if the fan is set for circ or recirc as that may keep it running. RectorSeal has been in operation since 1937 and has built a solid reputation for producing high-quality products. Remove the wire clip on the outdoor unit. Jun 9, 2023 · The filters in your mini-split ceiling cassette system are crucial in maintaining air quality and system performance. 3. . Place the open-ended wrench on the pipe joint and place the torque wrench on the union nut (compression fitting). This lack of airflow is most commonly caused by a buildup of dirt Nov 17, 2023 · 1 Why Mitsubishi Mini Split Leaking Water – Common Reasons. 1 1. Feb 22, 2023 · 5. Blueridge Owners Manual. Has no tx valve or orifice. Page 1 Ceiling Cassette Indoor Air Handler Installation Manual Models: BM12MCC BM18MCC IMPORTANT NOTE: Read this manual carefully before installing or operating your new air conditioning unit. Mini-Split Leaking Water. Resolving this issue involves removing and cleaning the drain line. Additionally, it may be necessary to replace Buy Blueridge BMY6HH27 6,000 BTU (. Apr 3, 2015 · 28960 posts · Joined 2008. One way to reduce or minimize the potential for ductless mini split leakage is to keep your system’s air filter and condensate drain cleaned and maintained. Mini-splits have a drainage system to manage the moisture extracted from the air during the cooling process. Allow the bleach to sit for an hour, then flush the line with clean water. May 30, 2022 · The condensate line empties the drain pan. Nov 1, 2023 · Blocked Drain Line. 4 #4 Water condensation problems; 2 Why is my Mitsubishi split system dripping water? 2. Turn off your air conditioner. Regular maintenance prevents the drain from clogging, and Besides, this mini-split retains 90% of its heating capacities at temperatures as low as -22F, while its cooling capacities remain the same even at temperatures above 120F. There are a few likely s Cleaning a clogged drain line is relatively simple and only requires a few household tools. 2. With high SEER ratings, you can be sure to get energy-efficient cooling that won’t skyrocket your utility bill. They are known for their high-performance and energy efficiency. 2 2. 2 #2 Frozen evaporator coils; 1. The most common reason is that the drain tube, which is an insulated tube on the rear side of the indoor unit is cracked, clogged, or not at a continuou. Owner’s Manual Aurora Series All Model Numbers SPLIT-TYPE ROOM AIR CONDITIONER CS78421-548-754 IMPORTANT N OTE: Model: Blueridge BMY3020C. $ 1,36900. To fix this issue, locate the drain line and gently flush it out with water and bleach. Close manifold gauge valves and open both the service valves fully, re-leasing refridgerant into the system. Your local ductless system expert can clean or replace The Blueridge Ductless Mini Split is a state-of-the-art heating and cooling system that provides efficient and customizable comfort for residential and commercial spaces. Introducing Blueridge Energy Star, the ultra high efficiency smart ductless mini-split system from Blueridge. Kung Fu Maintenance shows Mini Split Air Conditioner Leaking Water Easiest Way To Clear Clogged Condensate Drain Pan LineGet the Wet Dry Vacuum used in so ma With nowhere else to go, the water will drip inside the house instead. Ive had this issue with my blue ridge. Over time, this component of your AC can develop rust or it can be physically damaged by impact. Jul 7, 2021 · Heat from the air moves through the fins and coils and is absorbed by the cold refrigerant inside. These ductless mini split AC systems require less power (aka: less electricity) to heat and cool the air in your home or business as well as to maintain your desired temperature over time. Locate the drainage pipe and drain any water into a bucket. Simple installation + friendly tech support available. Use mild detergent and water to flush out the dust and debris from the filter. This can help you identify and address any leaks early before they cause damage. NOTE Do not use a single nut to hang the unit, secure at least 3 nuts to the threaded rod before removing support. Hole in the drain pan. Speak to your local AC repair expert to get the issue fixed. Next, open the front panel and remove the filters. Jun 2, 2021 · Freon can leak from these holes. Remove the filters. If the drain pan under the air handler is damaged, the water might escape the indoor AC unit, and you will see a water stain under the air handler. Or as low as. You would think all manufacturers would use the same codes to make Apr 22, 2024 · 22 April 2024 by Rima Chatterjee. 3 A Faulty Or Damaged Drain Pan; 2 Signs And Symptoms Of A Mini Split Leaking Water From Inside Unit. Model: Blueridge BMY18DIY22WM. How to troubleshoot the issue of Your Blueridge Mini Split Dripping Water? If your Blueridge air conditioner is dripping water, it’s probably because of some problem with the condensate drain. Step 1: Open the panel or section to peel off the filters. Nov 21, 2023 · What To Do If Mini-split Is Leaking Water? If your mini-split is leaking water, follow these steps to resolve the issue: 1. The most prevalent cause of leakage in a mini split system is a blocked drain line. Reattach the drain pipe with the fitting or tape. Replace the filters and the unit’s front panel. Feb 10, 2017 · Its likely the drain line is angled upward and not allowing the condensate to drain properly. Feb 27, 2022 · Since the drainpipe won’t drain the water, it leads to an ac leaking water—requirements for fixing a clogged drain pipe; a vacuum cleaner, screwdriver, and a bucket. Instead of … This is the #1 cause of AC handler leaking water. Jan 7, 2019 · Directions: Step 1. – Empty the pan to check if it stops the leak. These will mount either to the side or under the unit and look really nice compared to the alternatives available. If your mini split begins leaking, most often it’s a case of condensation. When the drain is blocked, water can overflow Causes Of Mr. Place the filter in an area out of the sunlight to dry. 25 Ton) 21 SEER / 21 SEER2 - M2 SERIES - Two Zone Ductless Mini-Split Heat Pump System. 2) Damaged Drain Pan. Buy Blueridge BMM1822-9C-9C 18,000 BTU (1. Manufactured by Alpine Air – a leader in the HVAC industry for all things heating and cooling related – the Blueridge brand is known for its commitment to high-quality Oct 24, 2023 · A mini-split size that’s too big will shut down before it has time to remove humidity from the air. 4)Leaking Water: If you notice water leaking from your Pioneer mini split system, there are a few possible causes. Ideally, the condensate pipe drains the water the mini-split has dehumidified from the air inside the house. Founded in Houston, Texas, RectorSeal started as a manufacturer of specialty chemical sealants and has expanded Aug 16, 2023 · There are several reasons why a mini split AC may leak water: 1. Reattach the air filters (be sure the filters are clean) Turn the unit on, let it run, and test for water leaks. You can keep any room comfortable without sacrificing aesthetics. They are easy to install and maintain, with inverter technology and a gold Blueridge mini splits are designed with innovative features that enhance comfort and energy efficiency. Sep 4, 2023 · Checking the thermostat settings, inspecting and cleaning the air vents, and ensuring proper insulation can help troubleshoot this issue. 3 #3 Drain pan damages or misalignment; 1. One essential preventive measure is to keep the area around the mini-split unit clean and free from debris . When outdoor temperatures drop toward freezing and below, the control board will call for defrost when certain conditions are met to reverse the unit into the cooling Apr 23, 2024 · Mix a solution of mild dish soap and water, then apply it to the suspected areas using a spray bottle or a brush. Clean or replace filters regularly to maintain efficiency. Leaking Water: Leaking water from your mini split can indicate a problem with the condensate drain line or frost buildup on the evaporator coil. Ensure that your MrCool Mini Split is plugged in and receiving power. But my mini split unit mostly does this when moisture builds up inside the unit which causes small amounts of ice to build up internally. Pressure test the entire system (all zones). My Amazon store. This can happen because of a problem with the fan or because there is an actual physical impediment to the air flow. Make sure to save this manual for future r eference. The first time, it happened all of a sudden. Buy Blueridge BM09Y18 9,000 BTU (. Identify the Source of the Leak: The first step is to identify where the leak is coming from. Return your clean and dry filter to the mini split unit, making sure it snaps into place. . If you have a shop vac vacuum, use it to remove water from of pipe. Experiencing your Mini Split Leaking Water? We have 5 reasons for your question of why your brand new mini split is leaking water. Step 2: Disconnect the drain pipe. Here are the most common causes. You can also schedule annual maintenance with a qualified HVAC service technician. If your mini split AC doubles as a heat pump, you should know that it has what’s known as an accumulator. To resolve this issue, you should clean out the hose with warm water and vinegar solution. Chances are that it is clogged with mold, resulting in water backing up and spilling. 5 SEER / 26. Clogged condensate drain. 5 SEER - S4 SERIES - 208/230V Hyper Heat U-Match Single Zone Concealed Duct Mini Split System. All questions and guides regarding Blueridge is known for its robust air conditioners designed for durability and efficiency. Jul 22, 2023 · 1. Cool Mini Split Water Leakage Clogged Condensate Drain. This indicates a damaged or clogged condensate pipe which facilitates mold growth that blocks the pipe further. One of the main causes of water leaks is a clogged condensate drain. When we refer to the mini-split size, we refer to the BTUs or tonnage. Jul 2, 2023 · Water leaking from the indoor unit of a split air conditioner is usually caused by a blocked or clogged drain hose. Lack Of Airflow. Dec 12, 2023 · While water leaks in mini-split systems can be concerning, there are several preventive measures that homeowners can take to reduce the likelihood of leaks and ensure optimal system performance. In this split system Summary of Contents for Blueridge BM12MCC. A clog in the drain line can develop over time as a result of dust, grime, and debris accumulation. Jan 1, 2021 · Step 3: Clean Out the Drain Pipe, Flush, and Reconnect. Malfunctioning condensation pump. Leaks in Refrigerant: A refrigerant leak can lead to reduced cooling or heating capacity, causing the unit to run continuously. Reinstall the main front panel. Mar 19, 2023 · To clean the drain lines, you’ll need to shut off the power to your mini-split AC unit, open the drain lines, and use a vacuum cleaner to remove any debris that may have built up inside. #11 · Apr 4, 2015. 5 SEER2 - S4 SERIES - 208/230V Single Zone HYPER HEAT Mini-Split System - WiFi Capable. Another potential cause of a leaking mini split is a damaged or improperly installed condensate Aug 19, 2017 · Troubleshoot DIY Mini Split not cooling - Replace MRCOOL 18k Mini Split detailed written tutorial: http://bit. Step 3. Why is My Mini Split Leaking Water. 5” 22. A split system or "ductless" air conditioning (or A/C & heat pump) system dispenses with duct work entirely, using a wall-mounted indoor evaporator/blower unit and a separate outside compressor/condenser (below left and right). « Back to Blog. 25” 22. Aug 9, 2023 · Mini Split Leaking Water: Multiple Causes, One Solution Equipment breakdown is unpleasant and often entails additional expenses and temporary limitations in using the device. 75” 25” Figure 2 - Install Dimension of Mode BMH12CC BMH18CC1. 8. Tighten the union nut according to the chart on the next page: If the lines are not already insulated, wrap them with insulation and tape the insulation in place. Broken pump or issues with Jun 14, 2019 · When looking for a leak, see if there is any oil around connection joints or any spots on the lines. As the machine works, it draws humidity out of the air. As the temperature of the air drops below its dew point, liquid water condenses on the coils and drips into a drain pan immediately below. Sent from my LGLS991 using Tapatalk. That’s why it can feel extra frustrating when things go awry. 3 Water Stains Or Damage To The Jan 11, 2024 · 1 why is my mini split leaking water inside – brand new mini split leaking water Issues. Over time, the line can become clogged with dirt, debris, or even mold. Vacuum any excess dust. Stop the vacuum pump. i sprayed coil cleaner on coil and seemed to help for a day or FIGRE 2. Blueridge Mini Splits offer features like automatic defrost time, sleep mode, quiet mode, and turbo mode. By following these tips, you can help prevent water leaks from your mini-split unit and ensure it operates efficiently and effectively for years to come Dec 9, 2023 · The water then drips from the evaporator coil. A blocked line prevents condensation from draining away, causing the system to leak. Another potential cause for your leaking mini ductless air conditioner is a damaged Having a Mini Split is excellent! Until you have a leakIf your Mini Split is leaking water, that is definitely cause for concern. I had a Daikin mini-split ac system installed about a month ago, and it's been leaking water from the indoor unit. Connect each zone’s copper lines. A loud hissing or whistling noise coming from either the indoor or outdoor mini-split unit is another problem that you definitely shouldn’t ignore. May 17, 2017 · Common Mini Split Problem #1: Mini Split not Heating or Cooling. First, shut off the power to the unit. To perform the soap and water test: 1. com/sh There are only a few reasons as to why a Pioneer wall-mounted indoor unit could be leaking water. i am not a do it yourselfer for starters, i have a mini split that leaks water down the front of the coil and leaks out the front of the unit, i checked the drain line and it is open, coil is not freezing up, refrigerant charge is fine, filter is clean. 8 SEER / 17. Use your wet vac to remove the excess debris in the pipes. High-Pitched Whistling or Hissing. 5 SEER and 12 HSPF ratings, Blueridge’s model is one of the most energy-efficient 1. To prevent this, it’s essential to clean or replace the filters every one to two months, depending on usage. Locate the indoor unit and identify the condensate drain line. To prevent leaks, prevent your mini-split’s drain line from clogging by conducting regular maintenance and periodically checking and cleaning the line when necessary. Prevent Ductless Mini Split Leaking Water. This occurs when warm, moist air passes through the evaporator coil and cools down. Low freon. Installation errors; 2. – A full drain pan might cause leakage. – Clean them yourself or hire a professional. Nov 1, 2022 · Clean the filter. The refrigerant traveling from the indoor unit to the outdoor unit is generally colder than the ambient outdoor temperature, which causes condensation on exposed fittings and lineset, like the king valves and interior of the system. 1 #1 Blocked air filters; 1. Open the 2-way valve by 1/4 turn and then close it after 10 seconds. 1 Water Dripping From The Unit; 2. 5” 15. Check the Power Supply. Buy Blueridge BMM2721-12D-12D 27,000 BTU (2. That humidity appears as condensation, collecting on the evaporation coils inside the unit. Check all the joints for leaks using liquid soap or an electronic leak device. 1 Condensate Drain Clog; 1. 1. 5 SEER / 21. 5 Ton) 21. This can be due to dirt, dust, and other debris that has accumulated in the line over time. 5 SEER2 - S4 SERIES - 208/230V Single Zone HYPER HEAT Mini-Split Heat Pump System - WiFi Capable. Mini-split systems are known for their energy efficiency and ability to manage moisture, but they can encounter water leakage issues. $ 87900. A Damaged Drain Pan. Document ersion 4217 Copright 217 Alpine Home Air Products. Most of the time, you’ll never Sep 16, 2022 · Take off the tape to begin cleaning. Check the defrost drain for any blockages, inspect the water supply line for any damage, and examine the drain pan for any cracks. These noises almost always indicate that there is a refrigerant leak somewhere in the system. amazon. Be sure to rinse it thoroughly once you are done. 5 Ton) 26. Some indoor mini splits have a pump that helps with the air handler drain pan drainage. 2 Excessive Humidity Or Moisture In The Room; 2. 75 Ton) 18 SEER / 18 SEER2 - S2 SERIES - 208/230V Single Zone Ductless Mini-Split Heat Pump System - WiFi Capable. If you notice the filter are dirty, now is a good time to vacuum them or wipe away excess dust. Most HVAC techs will have a refrigerant leak detector that beeps next to a leaking spot. As it cools, the moisture in the air turns into water droplets which collect on the bottom of your indoor unit before eventually dripping out Mar 2, 2016 · Proper install and service of mini split drain, condensation tubing and reason after new installation it doesnt drain properly. Jan 1, 2024 · Here's a guide to help you troubleshoot some of the most common issues encountered with MrCool Mini Splits. Sips electricity for low utility costs. Before you can address the clog, make sure your air conditioner is turned off. Over time, the drain can become clogged with dirt, debris, or algae, preventing proper water flow. 5 Mounting the Ceiling Cassette. One of the most frequent complaints with mini split systems is inadequate cooling or heating. A small stream of water just flowed out from the center part of the vents. Buy Blueridge BMY24HH22 24,000 BTU (2 Ton) 21. Jan 2, 2023 · 5. Another potential cause for your leaking mini ductless air conditioner is a damaged May 8, 2024 · About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Jun 14, 2023 · There are many reasons your air conditioner may go into defrost mode. With the vacuum pump still in operation, close the low-pressure knob on the vacuum pump coupling. Reinstall the filter. ly/2YpbL68In this video, I show you how to tro Nov 13, 2015 · BEST PLACE TO BUY A NEW AIR CONDITIONER - https://ebay. 68-49 = 19 deg split which is good, 20 is max but 18- 19 is good. Using your electrical tape, put the joint back together. Carefully remove the joint that keeps the drainage pipe together and let all water drain into the bucket. Another reason that ice can develop in your air conditioner is because the air is not flowing fast enough through the system and across the coils. Drain Pan Damage. The warmer and more humid the environment, the more likely condensation will form. Blueridge technical support information, product brochures and more. With 24. If you suspect a leak, contact a professional technician. From advanced air purification systems I show you three ways to try to fix your leaking AC in your house. Learn more. 5) Refrigerant Line. Jul 12, 2019 · Let the pipe drain the water into a bucket. This could cause major damage to your ductless air conditioning system. Here are the steps in simple points to fix a leaking mini split: – Dirty coils can cause leaks. Next, remove the cap from the drain line and use a funnel to pour a cup of bleach into the line. https://www. My Pioneer Wall-Mounted Mini Split is Leaking Water. With nowhere else to go, the water will drip inside the house instead. ### Step 4: Check the Air Filter. Energy Efficiency: Compared to traditional HVAC systems, ductless mini split systems are far more energy efficient. As a part of normal air conditioner operation, your May 9, 2023 · Use a water alarm: Consider installing a water alarm near the mini-split unit to alert you if water is detected. The small line is part of the metering system. Seal the joint and reassemble your air conditioner. 6 SEER2 - S1 SERIES - 208/230V Single Zone Ductless Mini-Split Heat Pump System - WiFi Capable. Provides heating and cooling. Unclog the Defrost Drain: If the defrost drain is blocked, you'll need to unclog it. 4. Heat pump accumulator leaks. Shut off the power to the mini-split system. Any idea who makes them? Aug 23, 2023 · BlueRidge mini splits are manufactured by RectorSeal Corporation, a trusted and reputable company in the HVAC industry. High pressure or low pressure. Jan 9, 2023 · 1) Blocked Drain Line. Was fine one moment, and the next it was like it started pissing onto my desk below. This is usually a small PVC pipe located near the bottom of the unit. oj fx cw dq ul oc rx pt nv ru