The external casing of the unit/s is undamaged. If the equipment is to be placed into storage on site prior to installation there will be an inspection completed checking the following. The arrow should be pointing in the direction of the airflow toward the fan. The refrigerant coil is clean, in good condition, and the fins undamaged. After you clean off mold from your ducts and registers, use a disinfectant such as RMR-141 to prevent future mold growth. Heater elements are clean and not obstructed by debris. Ensure that all cleats are installed as per the manufacturers instructions. Remove any plants or grass that gets in the way of your condenser or outdoor unit. Motor protection installed and operating [Overload]. Your HVAC contractor will also be able to repair or replace any leaking condensate drain pans that you may have. Prior to the units being placed into storage, the following should be checked. Note: For more information about what kind of air filter you should use, check out my air filter guide. Replace and protection that has been removed. To clean your AC drain line, use a flexible drain brush to scrub the interior of the drain line. The installation of the CRAC Unit will not impede the installation of the condensate trap/pipework. Ensure the drain pan is clean and free of debris. Finally, create a mixture of 1 part bleach to 1 part water, and pour the mixture down the vent tee opening. Fan/motor rotates in the correct direction with no obstructions [electrically bump unit on]. This drain brush bends through piping to cleanup gunk buildup from the interior of AC drain lines. Condensate pipework is installed [see condensate section]. Fan/motor rotates in the correct direction with no obstructions [by hand]. When servicing your AC blower, the first thing you should do is turn off the power to your AC unit. f6lf6lfU. If you have mold on your vents or ducts, then you will need to clean it off. So exercise caution when spraying down your evaporator coil. A little dust is normal, but look out for thick layers of dust and balls of lint. After scrubbing away algae, expect better drainage flow. Test holes available in the duct to allow air readings. It is usually a centrifugal fan that is capable of moving large amounts of air. Where required, all supply air ductwork is installed, correct size, and connected to the unit with correct fixings. Operation of the reheat coil is fan controlled/interlocked. Take a look at the fan belt and pulleys if your unit has them.

The surface where the equipment is to be placed is flat. If there are multiple coils installed on a unit, ensure the condensate pipework configuration is installed in line with the manufacturers requirements. Electrical voltage from the site matches the unit required voltages. 8HXhx)9IYiy*:JZjz ? Where installed, Cold Aisle containment has been completed, including all doors and there are no air gaps with ceiling or panels.

All valves fitted and operating [isolation, non-return]. So get MS Word & MS Excel for the same price. For the most stubborn clogs, a drain gun is a last resort to unclog a drain line. Sometimes a rag will do the trick. Make sure your thermostat is away from all heat sources, including solar rays from the sun, lamps, and heat-producing appliances. Seismic restraints, where required, installed. All Rights Reserved. Ensure that the gas and suction pipework is connected and the correct size. Next, you will need to use a syringe or an applicator tube to inject oil into the ports on the fan motor. Unit is electrically connected with testing completed to electrical components. A high-pitched screeching noise from a condenser fan is a telltale sign that it needs oil. Other times, there might be a good amount of water and youll need to use a wet/dry vacuum to suck the water out. A utility brush works well to scrub off mold from vents. Tighten all wire connections (each visit); Check belts and adjust tension (as needed); Check all safety protection (twice a year); Check General Proper functioning of the indoor unit (each visit); Check General Proper functioning of the outdoor unit (each visit); Check thermostat operation (manual mode; twice a year); Check unit input voltage (actual voltage versus name plate voltage; each visit); Check compressor input current (actual amp versus nameplate amp; each visit); Check condenser fan motor input current (actual amp versus nameplate amp; each visit); Check input current of the indoor unit fans (actual amp versus nameplate amp; each visit); Check drain line (twice a year or as needed); Check differential temperature (each visit); Flush condenser coil with water (once a year or as needed); Light cooling coil cleaning (once a year or as needed). It may help to use some duct tape to secure the vacuum hose to the drain line opening to ensure it forms a good seal before sucking the slime out. The condenser unit, if installed externally, ensures it can be fixed to the slab and in line with the manufacturers instructions /requirements. It is also a good idea to lubricate the motor shaft as well.I recommend using Liquid Bearings 100% Synthetic Oil for lubricating fan motors it comes with an applicator tube tip for simple, clean use. No tight bends, or kinks. The air openings, supply, and return will not be blocked by any services, and the free area of the opening, as required by the manufacturer, is achievable. Generally, belts need to be replaced every 1 year. Ensure that all access doors are clear and not blocked from brackets or other services. Check all coils for damage externally and internally. The fan and motor should rotate freely. Corrosion can create a hole in your ducts, causing airflow loss and reduced efficiency. All valves/control/expansion valves are installed and in the correct direction. It should only be used as a last resort option for completely clogged drain lines. Another thing to look out for is animals and insects. A loose or damaged panel can cause problems such as high humidity or air leaks. I earn from qualifying purchases. The oil ports can sometimes be hard to find they are usually small holes on the side of the fan motor. Our experienced team of techniciansis fully trained to handle any heating or cooling system. About Us Disclaimer FAQs Testimonials Contact Us, Copyright 2016 Fix My AC, Inc., Irvine, California. Next, go inside to your air handler and remove the vent cap from the top of the vent tee. Ensure all gaskets are installed and sealed. A copy of the order that was sent to the supplier is available for reference and is being used to check against. After disposing of the old filter, replace it with a new one. To clean the condenser coil on your outdoor unit, you can simply spray it down with a garden hose. Also, check your ductwork to ensure that it is free of excessive dust buildup. All doors can be fully opened to gain access to the unit. Professional maintenance is the best way to keep your air conditioningsystem healthy, efficient, and long-lasting. Check your air filter every 30 days by holding the filter up to a light and observing if any light can pass through. If you have a substantial amount of bent fins, then using a fin comb is a good way to restore the shape of the coils fins and maintain the efficiency of your AC unit. Emergency disconnect installed for each component in line with NFPA/local code requirements. Maintain a minimum 2-foot clearance around the entire unit. Wear proper personal protective equipment (PPE) such as safety glasses, gloves, and a mask. Be careful when removing the filter to not let any dust or debris fall off. Youll want to dislodge any debris from your drain line and remove any clogs. Fill out the form below and we'll reach out to schedule your service appointment. Use the brush to scrub and clean the interior of the drain line. All-access doors can be open and closed with no gaps or leakage. Inspect your outdoor heat pump every 30 days for clogs and debris. Inspecting and maintaining your AC system also is about becoming familiar with your equipment, that way you are able to call a professional even before something goes wrong. [check the manufacturer's maintenance instructions for requirements]. The fins on your ACs evaporator and condenser coils exist to aid in heat transfer. Check the panels and case of your AC unit for any damage. Have you scheduled your professional air conditioning maintenance appointment yet? The equipment will be raised from the floor to allow airflow and stop the risk of water ingress. Prior to the units being installed the following should be checked. All ancillaries will be placed in a safe and secure location, so items do not go missing or get damaged. For this reason, it is important to keep the condenser fan motor in good working condition by oiling it regularly. The installation of the pipework will not put stress on the equipment connections or create vibrations. This synthetic oil keeps outdoor motors and fans running smoothly, even in low temperatures.

Well be on time or we pay you $59. Checking and tightening electrical connections also helps improve the lifespan of your heating and cooling system. After the power is shut off, remove the panel that encloses the units electrical controls. .wp-show-posts-columns#wpsp-3278 {margin-left: -2em; }.wp-show-posts-columns#wpsp-3278 .wp-show-posts-inner {margin: 0 0 2em 2em; }, .wp-show-posts-columns#wpsp-3283 {margin-left: -2em; }.wp-show-posts-columns#wpsp-3283 .wp-show-posts-inner {margin: 0 0 2em 2em; }. The room/area the unit will be installed into is clean and dust-free. Take note that the filter has a front and back, so it goes in a certain direction. Pressure differential measuring devices are installed across all filters. We have formatted the above into an Open copy of [Microsoft Word] + [Microsoft Excel] for purchase at a nominal cost to help grow the site and resources. Fans should rotate freely and need some oil to do so. Also check that your equipment is mounted on a sturdy, secure surface. Connections between the standalone unit and the humidifier are using the specific manufacturer's hoses. HVAC Training Shop is reader-supported. Check that all required cabling can be run through the unit and on appropriate containment. All cabling has been tested/torque tested. Coldwater feed is connected to the humidifier unit. The condensate is installed to the correct fall. Check to see that the temperature reading on the thermostat is accurate by comparing its reading to a portable temperature sensor. Spin the fan/s to ensure not damaged and out of line. Ensure that the gas and suction pipework handings are correct. Variable Speed Drive [VSD] has been electrically tested. Units will not have materials stacked on them. Motorized dampers installed as per the drawings and open/close freely. The only exception is changing the air filter, which you should do at least every 1-2 months, or as needed. Humidifier internals is clean and clear of debris. Unit and all components placed on a flat surface. This ensures that you have a working and clean air filter that is suitable for your existing system. Where installed, Hot Aisle containment has been completed, including all doors and there are no air gaps with ceiling or panels.

If the belt is overworn, it needs to be changed. Check out the video below to learn how to properly align and tension a fan belt: Lubricating the fan motor is important, particularly for AC condenser fan motors. The brush gets in between the tight slots on the vent to scrub off mold and dirt. While you are in the process of checking out your AC system, be sure to look out for any loose parts or screws. In addition to lowering utility bills and increasing comfort and indoor air quality, annual professional maintenance also guarantees that your manufacturers warranty remains in effect. Depending on if you have pets, allergies, or live in a dusty area, you may want to inspect and change your filters even more often. After inspecting your drain line and drain pan, note if they have any gunk built up or any signs of slime. A clogged drain line or drain pan will cause a huge mess. If you dont want bacteria, water, and mold in and around your HVAC system, call your HVAC contractor to check and clear your condensate drain line. This ensures that your condensate drain line is clean and clear. All pipework connections are the correct size. Keep your air handler or indoor unit clear of any barriers such as boxes or other things you store in your garage/basement. Be sure to inspect the seams and connection points of your ducts to look out for any air leaks. Use an air compressor or some Dust-Off to blow out any dead insects or debris from the electrical enclosure. Controls System/Motorized Dampers & Interlocks, CONDENSER UNIT Pre-Commissioning Inspection, CRAC Unit Pre-Functional Checklists [Microsoft Word], CRAC Unit Pre-Functional Checklists [Microsoft Excel], CRAC Unit Pre-Functional Checklist [MS Word] + [MS Excel], CRAC UNIT | Functional Testing Example + Template, 049k-CRAC-Unit-Pre-Functional-Checklist-PDF, 049k-CRAC-Unit-Pre-Functional-Checklist-Excel, FIRE DAMPER | Pre-Commissioning Checklist, AIR-COOLED CHILLER | Pre-Functional Checklist Template + Download, WATER COOLED CHILLER | Pre-Commissioning Checklist, COOLING TOWER | Pre-Commissioning Checklist and download, FAN COIL UNIT | Pre-Commissioning Checklist, AIR HANDLING UNIT | Pre-Commissioning Checklist, PREQUALIFICATION OF TENDERERS | How to Conduct, Manage & Complete, [RFI] REQUEST FOR INFORMATION | What is it in Construction with Templates, ACKNOWLEDGMENT OF RFP/RFQ | with Simple Letter and Email Template, FREE SIGN-OFF CERTIFICATES | Level 1-7 Data Centre Commissioning + Download. Panel filters are installed, clean, and are of the correct grade. HVAC Training Shop is reader-supported. However, you should not need to clean your evaporator coil if you change your filters often. If there is a buildup of snow it will not affect the condenser units operation of maintenance requirements. Metal clamps are used to connect the pipework between the humidifier and the standalone unit. The motor body should not vibrate or move from its fixed position. The area is internal and will not be affected by the weather. The hoses and pipework that are connected are installed in line with the manufacturers requirements. CallOnTime Serviceto schedule your annual air conditioningtune-upat205-942-1405. Doing this ensures that your electrical connections dont short circuit and helps to prevent equipment failure or fire. If you have a qualified HVAC technician inspect your air conditioningsystem, they should check all of the following components: This ensures your thermostat is installed properly and away from all heat sources, including solar rays, light bulbs, and heat-producing appliances.

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