TM 10-4610-241-24
TO 40W4-13-42
Table 2-1. Unit Preventive Maintenance Checks and Services
Location
Item
Interval
Item To Check/
Procedure
Not Fully Mission
No.
Service
Capable If:
2
Semi-Annual
Control Box
a.
Check electrical connections or
Any cable connection, pin
box and cables for tightness and
or insert damaged.
proper mounting. Inspect cable pins
and inserts for corrosion, bums,
looseness and missing components.
b.
Check cable pins, inserts and wires to
screw
connectors
for
burns,
damage,
looseness and missing cornponents.-
Any connector, pin,
insert, screw or wire
damaged, burnt or
missing
3
Semi-Annual
Booster Pump
a.
Check electrical connector box and
cables for tightness and proper mounting.
Any cable connection, pin
or insert damaged
b.
Check cable pins, inserts and wires to
screw
connectors
for
burns.
damage,
looseness and missing components.-
Any connector, pin,
insert, screw or wire
damaged, burnt or
missing
c.
Check for loose screws and mounts on
pump motor and between pump and motor
Any bolt loose causing
excessive vibration or
Class III leak
.
WARNING
High voltages in equipment can
cause serious injury or death.
Be certain all power is removed
before performing inspection
checks.
4
Semi-Annual
Junction Box
a.
Check all wiring harness connec-
Any connector, pin, insert
tors for damage, corrosion, looseness and
connector boots for sealing
or boot missing or
damaged
.
(1)
Wiring harness and terminal boards
for damage, corrosion, pitted terminals, loose
screws, broken wires, dirt and foreign matter.
Any harness or board
damaged or screw
missing
(2)
Circuit
breakers,
control
relays,
switches, lamps, resistors and transformers
for damage, corrosion, pitted terminals, loose
screw, broken wires, dirt and foreign matter
Any harness or board
damaged or screw
missing
.
(3)
Gasket for damage.(4) Inside of
compartment for signs of water leakage
Any harness or board
damaged or screw
missing
(4) Inside of compartment for
signs of water leakage.
2-5
