TM 9-2350-311-20-1
12-4 HEATER LAMPS
This task covers:
a. Removal
b. Installation
Tools
M109A4/M109A5
General mechanic’s tool kit (item 64, Appx H)
a. Removal
Ensure MASTER switch is OFF when working on hull electrical system to avoid
electrical shocks and bums.
NOTE
The following procedure applies to heaters at both driver’s and cannoneer no. 2’s
stations.
Heaters come in various designs. The following procedure applies to all of these
designs although actual heater may differ in appearance from those illustrated.
1 Turn lens (1) counterclockwise and remove.
2 Remove lamp (2).
12-12
Applicable Configurations
WARNING