10
System Checklist
1
Does the condenser fan blade rotate freely, and is it tight on the shaft?
2
Does the refrigerant tubing flex freely and not touch another tube to cause rub
through?
3
Are both indoor and outdoor sections level?
4
Are the units properly supported?
5
Is outdoor section properly located on concrete base or equivalent?
6
Are the refrigerant lines correctly installed according to the relative position of the
outdoor and indoor sections?
7
Is the refrigerant tubing properly supported by isolation hangers?
8
Is the system completely free of refrigerant leaks?
9
Has the system been properly evacuated?
10 Does the system have the correct refrigerant charge?
11
Is the outdoor unit protected by the correct size time delay type fuses or breakers in
the indoor power box?
12 Are the power supply wires to units the correct size?
13 Are all electrical connections tight?
14 Does the compressor sound normal?
15
Check the amperage on the indoor blower motor. Is it within the limits shown on
the nameplate of the motor?
16 Are all access panels installed and secured?
17
Do controls function properly? Are manual reset switches in the reset position (high
pressure cutouts, relays, etc.)?
18
Check the voltage with unit running. Does it check within the tolerance of 207 to
253V for 230V, or 198 to 228V? If using 208V power indoors, have you modified
the transformer wiring as necessary?
19 Has the air flow across the indoor coil been checked and adjusted?
20
Has the air distribution system been balanced? Are all grilles, diffusers, and
dampers properly adjusted and locked?
21 Has the system operated at least 30 minutes before leaving the job?
22 Does the owner understand the operation of the unit and the thermostat?
23 Does the owner know where the filters are located?
24 Does the owner know when and how the filter(s) should be cleaned or changed?
25 Have the registration cards been filled out and mailed?
26 Does the owner know whom to call for service?
27 Has the User's Guide been filled out and left with the owner?
