ACUNITWD-A Air-Conditioning, Window Unit - Annual

                                                            Man Hours 2
Special Instructions:

1.  Disconnect electric cord to unit.
2.  Review manufacturer's instructions.
3.  Comply with the latest provisions of the Clean Air Act and Environmental
    Protection Agency (EPA) regulations as they apply to protection of
    stratospheric ozone.
4.  No intentional venting of refrigerants is permitted.  During the servicing,
    maintenance, and repair of refrigeration equipment, the refrigerant must be
5.  Whenever refrigerant is added or removed from equipment, record the
    quantities on the appropriate forms.
6.  Recover, recycle, or reclaim the refrigerant as appropriate.
7.  If disposal of the equipment item is required, follow regulations concerning
    removal of refrigerants and disposal of the equipment.
8.  If materials containing refrigerants are discarded, comply with EPA
    regulations as applicable.
9.  Refrigerant oils to be removed for disposal must be analyzed for hazardous
    waste and handled accordingly.
10.  Closely follow all safety procedures described in the Material Safety Data
     Sheet (MSDS) for the refrigerant and all labels on refrigerant containers.

Items to Check & Initial Completion:

1. ___ Clean condenser, cooling coil fins, drain pan, and fans.  Slime or mold
       found on the cooling coil or drain pan should be cleaned with an
       appropriate EPA approved solution.  Place an EPA approved biocide tablet
       in the drain pan.
2. ___ Inspect fins.  Straight with a fin comb as required.
3. ___ Remove dirt, or rust from all interior parts, repaint as  necessary.
4. ___ Replace or clean filter.
5. ___ Inspect and adjust fresh air damper.
6. ___ Lubricate motor and fan bearings.
7. ___ Inspect gaskets.  Look for leaks between unit and window, caulk as
8. ___ Check for refrigerant leaks with halogen leak detector and soap bubbles.
       If leaks are not able to be stopped or corrected, report leak status to
       supervisor. Consult the Material Safety Data Sheets (MSDS) for disposal
       requirements.  Reclaimed and recycled CFCs are exempt from hazardous waste
       regulations (Consult 40 CFR Part 261).
9. ___  Start unit and observe operation.
10.___  Check temperature differential between air entering  evaporator and
        leaving the evaporator.
11.___  Check frame of unit with ohmmeter for proper electric ground.
12.___  Replace covers, clean filter and front filter grill.
13.___  Clean up the work area.

Tools & Materials:

1.  Standard Tool kit.
    Plus  Refrigeration - gauges
          Leak detector-electronic or halogen
          Pocket thermometer
          Clamp on meter (volt - ohm - amp meter)
          Flaring tool
          Tubing cutters
          Packing kit and packing
          Crescent wrenches to 14"
2.  Cleaning tools and materials.  Consult the MSDS for hazardous ingredients
    and proper personal protective equipment (PPE).
3.  Lubricants.  Consult the MSDS for hazardous ingredients and proper PPE.
4.  Vacuum cleaner wet/dry type.
5.  Fin comb
6.  Filters
7.  Self sealing quick disconnect refrigerant hose fittings
8.  Refrigerant recovery/recycle unit
9.  EPA/DOT approved refrigerant storage tanks.
10. Safety goggles
11. Gloves
12. Approved refrigerant.
13. Electronic leak detector.

Table of Contents    |    Next