TELELIFT 3713 SX
TROUBLESHOOTING
5
15
Document 57.4402.9200 - 1
st
Edition 10/2006
INDEX
Problem
Cause
Solution
The booms swings when moved
out.
The boom moves hardly in when fully
extended and horizontal.
The radiator fan doesn't work
One-way valves fitted to the valve holding
plate of the levelling cylinder damaged.
Block valves of the fork levelling and
control cylinders damaged.
Fork levelling line hoses damaged.
Sliding pads worn out.
Boom not greased.
Paint or abrasion on the pad sliding rail.
Sliding pads worn out.
Auxiliary gear pump on motor distribution
damaged.
Accumulator filling slider of the brake
pump damaged.
Fan motor damaged.
Remove the valves and check for
foreign matters.
Change the valves if broken.
Remove and clean the valves and check
their seals; replace if necessary
Check and replace the hoses if damaged
or clogged.
Check the pads for wear and replace
if worn.
Smear a thin coat of grease of the type
recommended by TEREXLIFT on the
sliding area of the boom pads.
Grind and polish the pad’s sliding zone
on the boom, then grease.
Carefully check all the pads fitted to the
front bottom part and the rear high part
of the boom; carefully clean the sliding
zone of the boom sections and lubricate
with the special grease “INTERFLON
FIN GREASE LS 2".
Carefully check the pump and replace
if necessary.
Carefully check the pump and replace
if necessary.
Check the fan motor and replace if
necessary.
Summary of Contents for Telelift 3713 SX
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