TM 9-4120-395-14&P
4-25. FAN CAPACITORSM.
This task covers:
a. Inspection
b. Testing
c. Removal d. Installation
INITIAL SETUP:
Tools:
Tool Kit, service, refrigeration unit
Materials
None
Equipment Conditions:
Power off at power source.
Both front door assemblies removed. See para 4-17.
Control box cover removed. See para 4-23.
General Safety Instructions:
Disconnect input power to the unit before performing any internal maintenance.
Voltages used can kill. Shutting the unit off at the thermostat does not disconnect
unit power.
a. Inspection.
(1) Check the two screws (1, Figure 4-21) and strap (2) attaching the fan capacitor (3) to the control box (4).
Tighten if required.
(2) Install the control box cover. See para 4-23.
(3) Install both front door assemblies. See para 4-17.
b. Testing.
(1) Check the fan capacitor (3, Figure 4-21) with a multimeter. Replace capacitor if it shows a direct short.
(2) Install the control box cover. See para 4-23.
(3) Install both Front door assemblies. See para 4-17.
c. Removal.
(1) Tag and disconnect all wires to the fan capacitor (3, Figure 4-21).
(2) Remove the two screws (1) and strap (2) from the fan capacitor(3) and pull the fan capacitor out of the
control box (4).
d. Installation.
(1) Install the Fan capacitor (3, Figure 4-21) in the control box (4) with the two screws (1) and strap (2).
(2) Connect the wires as tagged and remove the tags.
(3) Install the control box cover. See para 4-23.
(4) Install both front door assemblies. See para 4-17.
4-36
