TM 9-4520-260-13
4-13.
FUSE
This task covers:
a. Removal
b. Installation
c.
Testing
INITIAL SETUP
General Safety Instructions
Tools
Tool Kit, Service Refrigeration Unit
(Item 1, Appendix B, Section III)
Equipment Condition
The ignition system of this heater contains dangerous
Power disconnected and fuel supply turned off.
voltages which can cause severe electrical shock. Be
sure to disconnect power before any maintenance actions.
REMOVAL (Figure 4-7)
1.
Push in on the cap (1) of fuse holder (3) and rotate
cap counter-clockwise to remove.
2.
Remove fuse (2) from fuse holder (3) and check for
continuity using multimeter.
3.
Replace defective fuse.
INSTALLATION
Install good 20 amp fuse (2) in fuse holder (3). Install cap
(1) and secure by turning clockwise.
TESTING
1.
Connect the power plug and turn on the fuel supply.
2.
Start the heater (para 2-10) and check for correct
heater operation.
Figure 4-7. Replacing Fuse.
4-19
