TM 5-3810-231-12
ITEM
PAR REF
6
CONTROLS AND INSTRUMENTS. Inspect for damage and loose mounting. With the unit operating,
check for proper operation. Normal operating readings are as follows:
Slight reading on charge side
Converter oil pressure
45 to 65 psi
Converter oil temperature
160 to 220
F
F
Engine oil pressure
15 to 45 psi
Engine voltmeter
Normal reading in green
Engine temperature gage
165 to 185
F
F
Engine hourmeter
Total hours of operation
Fuel oil pressure gage
0 to 60 psi
2100 rpm
Warning lights
out when engine running
7
FIRE EXTINGUISHER. Inspect for full charge, loose mounting, and broken seal.
8
OPERATOR'S CAB. Inspect for broken glass and damaged doors. Replace cracked glass, repair or
replace damaged door.
9
MAIN AND SECONDARY HOIST BRAKE. Inspect for proper operation and adjustment. Replace a
defective brake.
10
BATTERIES. Tighten loose cables and mounting. Remove corrosion. Fill to 3/8 inch above plates.
Clean vent hole in filler cap before installing. In freezing weather run engine a minimum of I hour after
adding water. Repair or replace a cracked or leaking battery.
11
BOOM HOIST CLUTCH. Inspect for proper operation and correct adjustment. Adjust, repair or replace
a defective clutch.
12
SWING BRAKE. Inspect for proper operation and adjustment replace a defective brake.
13
MAGNETIC CLUTCHES. Inspect for proper operation. Repair or replace a defective magnetic clutch.
14
MAIN DRIVE CHAIN. Inspect for wear and proper tension. Adjust chain tension. Replace a defective
chain.
MEC 3810-231-12/18 (2)
Figure 18 - Continued.
45
