TM 10-8145-222-23
MAINTAINER MAINTENANCE
HOT GAS VALVE COIL
REPLACE
INITIAL SETUP:
Tools and Special Tools
References
Service Refrigeration Ordnance
TM 10-8415-222-10
Tool Kit (WP 0096, Table 2, Item 6)
Stool, Step (WP 0099)
TM 10-8145-222-23P
Personnel Required
Equipment Condition
Utilities Equipment Repairer
Refrigeration unit shut down (TM 10-8415-222-10)
External power cables disconnected (TM 10-8415-
222-10)
Battery disconnected (WP 0053)
Liquid line solenoid coil removed (WP 0047)
REPLACE
NOTE
There are two hot gas valves; one in each compartments evaporator. This procedure
is applicable to the replacement of either hot gas valve coil.
The hot gas valve coil can be replaced without having to pump the refrigeration unit
down.
1. Remove evaporator cover panel (Figure 1, Item 1) by removing two bolts (Figure 1, Item 2) and two washers
(Figure 1, Item 3).
NOTE
The use of a step aid may be required during the performance of this task.
2. Tag and disconnect electrical connector (Figure 1, Item 4) from hot gas valve coil (Figure 1, Item 5).
3. Remove coil retainer (Figure 1, Item 6) securing coil (Figure 1, Item 5) to hot gas valve (Figure 1, Item 8).
4. Remove coil (Figure 1, Item 5) from hot gas valve enclosing tube assembly (Figure 1, Item 7).
CAUTION
It is important that the replacement coil be of the same type, voltage rating, and
frequency of the coil that was removed. Coil type, voltage rating, and frequency
information are indicated on the coil housing. Make sure to verify this information
before installing the replacement coil or damage to the system may occur.
5. Verify coil type, voltage, and frequency of replacement coil nameplate is same as removed coil.
6. Install replacement coil (Figure 1, Item 5) over enclosing tube assembly (Figure 1, Item 7).
0048-1