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TM 5-4210-220-12
4-24. ELECTRICAL SYSTEM - Continued
REPLACEMENT
a.
Inverter Replacement
(1)
Ensure truck batteries are disconnected.
(2)
Unplug control lead (1) from front of inverter.
(3)
Remove capscrews (4) and washers (5).
These are accessed from the rear wheel
arch.
(4)
Pull inverter forward and twist until rear of
unit can be accessed.
(5)
Tag and disconnect ac lead (2) from back of
inverter.
(6)
Unplug dc leads (3) from back of inverter.
(7)
Replace inverter unit in compartment.
(8)
Reconnect dc leads (3) to back of inverter.
(9)
Reconnect ac leads (2) to back of inverter.
(10)
Aline inverter feet with holes in panel.
Secure with capscrews (4) and lockwashers
(5).
(11)
Reconnect remote control lead (1) to inverter.
b.
Remote Control Unit Replacement
NOTE
Two units are installed, one in the cab and one on the
structural control panel.
(1)
Be sure truck batteries are disconnected.
(2)
Remove pump body heat shield, see para. 4-11.2
(3)
Unplug remote control plug from inverter in
hose body compartment.
(4)
Thread wire harness back through hose body
and chassis to cab (or pump body).
(5)
Remove screws that retain remote control
unit to cab dash panel (or to pump body
panel).
4-461
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