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ENGINE SPEED LEARNING PROCEDURE - Continued
ADDING 12-VOLT ACCESSORIES

Maintenance Manual For Hydraulic Excavator 230Lcr And 230Lcrd With Rock Drill 2
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TM 5-3805-280-24-2
Batteries, Support, and Cables
REMOVE AND INSTALL BATTERIES
CAUTION: Prevent personal injury from
exploding battery. Keep sparks and flames
away from battery.
1. Disconnect ground cables (E).
2. Disconnect positive cable (C) and jumper cable (D).
3. Remove parts (B--F).
4. Remove batteries.
5. Check cables and clamps for wear or corrosion. Make
sure batteries are fully charged.
IMPORTANT: If one battery in a 24-volt system has
failed, replace both batteries.
6. Install batteries.
Battery--Specification
Voltage........................................................................................... 12 Volts
Cold Cranking Amps ........................................ 1400 amps at -18C (0F)
Reserve Capacity ......................................... 440 minutes at 25 amps and
A--Nut (2 used)
27C (80F)
16
B--Bracket (2 used)
1671
BCI Group Size ...................................................................................... 4D
C--Positive Cable
12
Electrolyte Specific Gravity.............................. 1.265--1.280 fully charged
D--Jumper Cable
E--Ground Cable
F--Ground Cable
Electrical System--Specification
Voltage........................................................................................... 24 Volts
7. Clean battery posts and cables.
8. Install parts (A and B).
9. Connect positive cables (C), ground cables (E) and
jumper cable (D). Tighten terminal nuts.
Battery Clamp-to-Battery Terminal Nut--Specification
Torque .......................................................................... 18 Nm (156 lb-in.)
TX,16,GG2754 1919SEP981/1
16-12


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