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TM 9-4110-257-14
4-27. AMMETER M1 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
1, Appendix G
battery disconnected (para 4-35).
Marker tags (2)
Control panel cover door raised and latched.
7, Appendix E
a.
Testing. (See Figure 1-4.)
(1) Be sure battery has been disconnected and remove two bolts (1) and lock washers (2). Open control panel
(3). Discard lock washers.
Figure 4-21. Ammeter
NOTE
Terminal hardware is supplied with ammeter.
(2) Tag wire leads (4) and remove two nuts (5), lock washers (6) and wire leads.
(3) Using multimeter set to measure continuity, check ammeter (7) continuity between terminals. Continuity
should be indicated. If no continuity was indicated, replace ammeter.
4-68
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