TM 9-4110-254-14
4-51. DEFROST TERMINATION THERMOSTAT S4 TESTING AND REPLACEMENT
This task covers:
a. Removal
b. Installation
INITIAL SETUP
Materials/Parts
General Safety Instructions:
Tie down Straps (2)
WARNING
Marker tags (2)
High voltage and exposed rotating parts are
Insulation Tape
used in the refrigeration unit Personal injury
can result if power is connected.
Equipment Conditions.
disconnected
a. Removal.
(1)
Remove insulation (1) as necessary.
(2)
Be sure power has been disconnected at the source then tag and disconnect two tabs (2).
(3)
Remove two tiedown straps (3) and defrost temperature switch (4).
Figure 4-46. Defrost Temperature Switch
4-108