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 TM 55-1925-273-10-2
0138 00
Table 1. Preventive Maintenance Checks and Services Chart (continued)
ITEM INTERVAL MAN-
ITEM TO BE
PROCEDURE
EQUIPMENT
NO.
HOUR
CHECKED OR
NOT READY/
SERVICED
AVAILABLE IF:
101
Weekly
1.0
BATTERY
a. At 120V emergency distribution panel
CHARGERS
No. 1, check that the SSDG No. 1
(SSDG 1,
BATTERY CHARGER. and
MACHINERY DC
MACHINERY DC CONTROL
CONTROL,
BATTERY CHARGER. circuit
ROWPU)
breakers are set to ON.
b. At 120V distribution panel No. 4,
check that the ROWPU BATTERY
CHARGER. circuit breaker is set to
ON.
c. Check battery chargers for proper
connections to battery.
NOTE
A high reading indicates that the batteries
are weak and are being recharged or that
one or more batteries are unserviceable.
d. Check the ammeter reading. The
Unit fails to operate
ammeter should read near 0 for a
and recharge the
trickle charge. If the reading is above
batteries
3 AMPS, refer to unit maintenance.
Battery
Charger
102
Weekly
0.2
BATTERY BOX
Visually inspect battery box for obvious
Batteries not
damage. Ensure that the vent is not
secured for
obstructed.
operation
Battery
Box Cover
Battery
Wing Nuts
Box
0138 00-39
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