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TM 9-4110-257-14
4-35.
BATTERY BT 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).
1, Appendix G
Right side condenser door open.
Lock Washers (10)
General Safety Instructions:
1, Appendix G
Lock Washers (4)
WARNING
13, Appendix G
Marker tags (2)
Marker tags (2)
Exposed rotating parts are used in the
7, Appendix E
refrigeration unit.
a.
Testing. (See Figure 1-4.)
WARNING
Battery explosion and personal injury can occur if negative lug is not removed first
or if battery posts are shorted.
(1)
Tag wire leads (1) and (2). Pull the black (negative) shield (3) back to expose negative lug (4).
NOTE
Hardware is supplied with lug.
(2)
Loosen self locking nut (5) and carefully remove lug (4) from battery (6).
(3)
Pull the red (positive) shield (7) back to expose positive lug (8).
(4)
Loosen self locking nut (9) and carefully remove lug (8) from battery (6).
(5)
Using appropriate tester, check battery (6).
WARNING
Battery explosion and personal injury can occur if positive lug is not installed first
or if battery posts are shorted.
(6)
If no failure was indicated, install positive lug (8) using tag and wiring diagram (fig. 1-4) and
tighten self locking nut (9). Cover lug with red (positive) shield (7). Remove tag.
4-88
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