TM-5-3805-254-20-1
TRUCK, DUMP, 20 TON, 6X4, ON-OFF HIGHWAY 71,000 GVW, IHC MODEL F-5070 (CCE)
TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE MANUAL VOLUME 1 OF 2
JANUARY 1988
TM-5-3805-254-20-1 - Page 48 of 790
TM 5-3805-254-20-1
ELECTRICAL SYSTEM - CONTINUED
BATTERIES (Four)
Six-volt automobile lead-acid batteries.
Connected series-parallel for combined voltage of 12 volts.
Negative side of
circuit is connected by cable to frame.
Positive side of circuit is connected by cable to starter solenoid battery (BAT)
terminal.
GENERATOR WITH INTEGRAL VOLTAGE REGULATOR
Driven by two belts from crankshaft pulley.
Produces regulated 14 volts electrical output at 80 amps when engine is
running to power electrical system components and to charge batteries.
FREQUENCY SENSING RELAY
Senses overcharge or surge in alternator and dissipates excess voltage through load cell.
1-33
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