Document 57.4400.7200 - 1
st
Edition 03/2005
INDEX
5
27
TELELIFT 3713 Elite - 4017 - 4514
TROUBLESHOOTING
Trouble
Cause
Solution
When the boom is moved up or
down, the forks cannot be levelled
The booms swings when moved out
The boom moves hardly in when fully
extended and horizontal
The radiator fan does not work
The cylinder locking the rear axle
Balancing cylinder damaged
Control blocksafety valves damaged
Check valve dirty or damaged
Pressure relief valve damaged
Block valves damaged
Hydraulic line defective
Pads worn
Poor lubrication of the boom
Paint or abrasion on the pad sliding rail
Pads worn
Control block maladjusted
Bushing between engine/radiator
damaged.
Fan motor damaged.
Reducer between engine and radiator fan
damaged.
Check the cylinder efficiency and the
state of the internal seals.
Check the efficiency of the safety valves
fitted to ports A and B of the control
block; adjust or replace.
Remove and clean the valve; check its
seal and replace if necessary.
Remove and clean the valve; check its
seal and replace if necessary.
Remove and clean the valves; check
their seals and replace if necessary.
Check and replace any damaged or
restricted hose.
Check the pads for wear and replace if
necessary.
Smear the sliding zone of the pad with
grease.
Grind and polish the pad's sliding zone
on the boom, then grease.
Carefully check all of the front and rear
pads of the boom; lubricate with the
special grease.
Check the max pressure.
Check and replace the bushing if
necessary.
Check and replace the motor if
necessary.
Check and replace the reducer if
necessary.
Summary of Contents for TELELIFT 3713 Elite
Page 4: ...Courtesy of Crane Market...
