TM 10-8145-222-23
MAINTAINER MAINTENANCE
MAIN HEAT SOLENOID VALVE
REPAIR, REPLACE
INITIAL SETUP:
Tools and Special Tools
References
Face Shield (WP 0097, Item 20)
TM 10-8415-222-10
Gloves, Rubber (WP 0097, Item 21)
Refrigeration Equipment
Tool Kit (supplement) (WP 0096, Table 2, Item 7)
Service Refrigeration Ordnance
Tool Kit (WP 0096, Table 2, Item 6)
TM 10-8145-222-23P
Equipment Condition
Materials/Parts
Refrigeration unit shut down (TM 10-8415-222-10)
Emery Cloth (WP 0097, Item 16)
External power cables disconnected (TM 10-8415-
Gasket Kit and Seal (WP 0111, Item 3)
222-10)
Personnel Required
Front panel assembly removed (WP 0013)
Top-left panel removed (WP 0013)
Utilities Equipment Repairer
REPAIR
Main Heat Solenoid Valve
WARNING
The refrigeration unit can start automatically causing drive components and fans to
operate unannounced. Unit operation must be prevented to avoid personal injury.
Falling from the roof of the MTRCS can cause serious personal injury or death. Keep
three points of contact on the MTRCS at all times.
1. Recover refrigerant (WP 0014, Service).
2. Disconnect battery (WP 0053, Disconnect).
3. Tag and disconnect electrical connector from valve coil (Figure 1, Item 1).
4. Spread clip (Figure 1, Item 2) securing coil (Figure 1, Item 3) to valve outer body (Figure 1, Item 4) and remove
coil.
0063-1
