TM 5-3810-307-24-1-1
Organizational Troubleshooting - Continued
SYMPTOM
PROBABLE CAUSE
CORRECTIVE ACTION
TELESCOPE SYSTEM
1. Telescope cylinder
a. Clogged, broken, or loose
a. Clean, tighten, or replace lines
operation erratic.
hydraulic lines or fittings.
or fittings.
b. Insufficient lubrication on
b. Lubricate boom sections.
boom sections.
c. Insufficient lubrication on
c. Lubricate boom nose sheaves.
boom nose sheaves.
d. Replace worn wear pads and
d. Worn boom wear pads.
properly lubricate.
2. Telescope cylinder will
Clogged, broken, or loose
Clean, tighten, or replace lines or
not extend/retract.
hydraulic lines or fittings.
fittings.
LIFT CIRCUIT
1. Boom lift circuit operation
a. Air in lift circuit.
a. Bleed air from lift circuit.
erratic.
b. Clogged joystick pilot control
b. Replace filter as necessary.
system filter.
2. Boom lift circuit operation
a. Return hydraulic line
a. Clear restriction or replace line
slow.
restricted.
as necessary.
b. Clogged joystick pilot control
b. Replace filter as necessary.
system filter.
OUTRIGGER CIRCUIT
1. Slow or erratic operation
a. Loose hydraulic pump
a. Tighten suction line or fittings.
of outrigger extension
suction line or fittings.
cylinders.
b. Damaged electrical wiring to
b. Repair or replace wiring.
solenoid valve.
c. Directional selector switch
c. Clean or replace switch.
sticking.
2. Slow or erratic operation
a. Loose hydraulic pump
a. Tighten suction line or fittings.
of outrigger jack cylinder
suction line or fittings.
b. Damaged electrical wiring to
b. Repair or replace wiring.
solenoid valve.
c. Directional selector switch
c. Clean or replace switch.
sticking.
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