Figure 3-12. Model CV-6-1-15-60 heating element, expansion valve

TM 5-4120-273-15

Figure 3-12. Model CV-6-1-15-60 heating element, expansion valve; fan motor

relay, equalizer solenoid valve, pressure regulating valve, heater thermostat, removal

and installation.

b. Inspection and Testing.

(1) Inspect for broken or damaged leads and

kinked or broken capillary tubing.

(2) Test for continuity across switch with

multimeter set on OHMS. Refer to wiring diagram

figure 1-5 to establish points of continuity.

3-42. Fan Speed Pressure Switch (fig. 3-15)

3-41. Low Pressure Switch

a. Inspect

for broken or damaged contacts.

a. General. The low pressure switch prevents

b. Test for

continuity with multimeter set on

the compressor from operating if the suction pres-

OHMS. Refer

to wiring diagram figure 1-5 to es-

sure drops below 25 psig (fig. 3-14).

tablish points

of continuity.