TM 9-4110-255-14
4-22. LAMP ASSEMBLY DS1 TESTING AND REPLACEMENT.
This task covers:
a. Testing
b. Removal
c. Installation
INITIAL SETUP
Materials/Parts:
Equipment Conditions:
Lock Washers (2)
Refrigeration unit shut down (para 2-7) and battery
1, Appendix G
disconnected (para 4-35).
Marker Tags (2)
Control box cover door raised and latched.
4, Appendix E
a. Testing. (See Figure 1-4.)
(1) Be sure battery has been disconnected and remove indicator cap (1).
(2) Remove lamp (2).
Figure 4-16. Lamp Assembly
(3) Using multimeter set to measure continuity, check lamp (2) continuity between terminals.
Continuity
should be indicated. If no continuity was indicated, replace lamp.
(4) If indicator base (3) is damaged, replace it.
(5) If no failure was indicated, install lamp (2) and indicator cap (1).
4-58
