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3-20. Compressor Start Capacitor
a. Removal.
(1) Refer to figure 3-1 and remove the
condenser rear and lower right panels.
(2) Refer to figure 3-8 and remove compressor
start capacitor.
b. Cleaning, Inspection, and Testing.
(1) Wipe capacitor with a clean dry cloth.
(2) Inspect for breaks, cracks, corrosion or
other defects.
(3) Test a suspected defective capacitor with a
capacitance checker.
(4) Replace a damaged or defective capacitor
as necessary, refer to paragraph c. on following
page.
c. Installation.
(1)
Refer
to
figure
3-8 and install the
compressor start capacitor.
(2) Refer to figure
3-1 and install the
condenser rear and lower right panels.
3-21. Compressor Start Relay
a. Removal.
(1) Refer to figure
3-1 and remove the
condenser rear panel.
(2) Refer to figure
3-8 and remove the
compressor start relay.
b. Cleaning, Inspection and Testing.
(1) Wipe the relay with a clean dry cloth.
(2) Inspect for breaks, cracks, corrosion, rust,
loose electrical connections, or other defects.
(3) Place probes of a continuity checker on
terminal board 5 and 13 and test for continuity,
refer to figures 3-7 and FO-1. If continuity exists,
apply power to unit and check voltage at terminal
board 4 and 13. If no voltage exists, replace relay.
c. Installation.
(1) Refer to figure 3-8 and install relay.
(2) Refer to figure 3-1 and replace rear panel.
3-22. Evaporator Fan Motor Capacitor
a. Removal.
(1) Refer to figure 3-1 and remove evaporator
right end panels.
(2) Refer to figure
3-3 and remove the
evaporator fan motor-run capacitor.
b. Inspect and Test. Refer to paragraph 3-20 b
and follow same inspection and testing procedures.
c. Installation.
(1) Refer to figure 3-3 and install evaporator
fan motor-run capacitor.
(2) Refer to figure 3-1 and install evaporator
end panels.
3-23.
Compressor-Run
Capacitor
a. Removal.
(1) Refer to figure 3-1
and remove the
condenser left end panel.
(2) Refer to figure
3-8 and remove the
capacitor from the condenser section.
b. lnspect and Test. Refer to paragraph 3-20 b .
and follow same inspection and testing procedures.
c. lnstallation.
(1) Refer to figure
3-8 and install the
compressor-run capacitor.
(2)
Refer
to
figure
3-1 and install the
condenser left end panel.
3-24.
Heater
Over
temperature
Protector,
Thermostat
a. Removal.
(1) Refer to figure 3-6 and remove the front
panel from the evaporator section.
(2) Refer to figure 3-9 and install the heater
overtemperature protector, thermostat.
b. Inspect and Test.
( 1 ) W i pe
t h e h e a t er
overtemperature
protector, thermostat with a clean, dry cloth.
(2) Inspect for pitted contacts, breaks, cracks,
corrosion, loose or missing mounting hardware, or
other defects.
(3) Test as follows:
(a) Using a voltmeter test voltage to heater
overtemperature protector
thermostat,
115
V
nominal, refer to figures 3-9 and FO-1.
(b) C h e c k v o l t a g e t o h e a t e r o v e r -
temperature protector thermostat with voltmeter,
115 V nominal, refer to figure 3-9.
(c) Remove power. Using a continuity
checker, touch probes to each end of the heater
overtemperature protector thermostat and check
for continuity. refer to figure 3-9.
(4) Replace a damaged or defective heater
o v e r t e m p e r a t u r e p r o t e c t o r , t h e r m o s t a t as
necessary, refer to paragraph c below.
c. Installation.
(1) Refer to figure 3-9 and install the heater
overtemperature protector, thermostat to the
heater.
(2) Refer to figure FO-1 and replace the wires
to the protector.
(3) Refer to figure 3-6 and replace the front
panel.
3-19
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