TM 9-4120-411-14
5.15 LIQUID INDICATOR REPLACEMENT.
THIS TASK COVERS:
a. Removal
b. Installation
INITIAL SETUP:
Tools
Refrigeration Unit Service Tool Kit
WARNING
Rotating parts and lethal voltage levels are used in operating the FDECU. Be sure
power source is disconnected. Injury or death can occur if connected to power
source.
(1) Shutdown the FDECU per paragraph 2.4 and disconnect it from power source.
WARNING
The FDECU cover is heavy. Be sure the cover retaining rod is in place and
properly secured with hair pin cotter. Injury can occur if cover drops.
(2)
Raise and secure cover to access liquid indicator (1).
(3)
Remove clamps as necessary to de-braze connections.
(4)
(5)
Purge the refrigerant system per paragraph 5.5 then de-braze the liquid indicator (1) connections per
Figure 5-11. Liquid Indicator
5-33