Figure 32. Servicing evaporator coil and condenser coil.

Figure 32. Servicing evaporator coil and condenser coil.

Section IV. TROUBLESHOOTING

3 - 1 1 . General

312. Troubleshooting Procedure

This section provides information useful in diag-

Malfunctions which may occur are listed in table

nosing and correcting unsatisfactory operation or

32. Each malfunction stated is followed by a list

failure of the air conditioner.

of probable causes of the trouble. The corrective

action recommended is described opposite the

probable cause.

Table 3-2. Troubleshooting

Malfunction

Probable cause

Corrective action

1. Compressor fails to start ----------------------- a. Selector switch improperly adjusted------------- a.

Set switch to COOL position.

b. Circuit breaker contacts open------------ b. Reset circuit breaker.

c. Contacts of high pressure cutout switch c. Push reset button to reset cutout switch.

open.

AGO 20053A