Valid from serial number T-code
713962- 403-414, 669-671, 716-718
Order number Date
218920-040 2005-06-01
© BT Europe AB Service Manual REFLEX RR B,E RR B,E CC 37- 13
Lifting devices – 7400
Troubleshooting
37.6 Troubleshooting
Table 9:
Table 10: Troubleshooting
Symptom Possible Cause Possible Solution
Forks extend and
retract unevenly
• Hydraulic hoses
connected incor
-
rectly
• Dirt between in-
ner and outer fork
• Leakage at piston
seal
• Length of the 4
hoses unequal
• Damaged flow di-
vider
• Connect hydraulic
hoses
• Remove dirt
• Replace piston seal
• Replace flow divider
Forks move with-
out using the lever
Leakage from the
control valve
Check below
Forks leak oil • Leaking cou-
plings
• Cylinder head
seal damaged
•Fork is worn
• Correct mounting or
replace couplings
• Replace cylinder
head seal
• Immediately re-
move forks from
forklift truck
Forks move jerkily
when extended or
retracted
• The control valve/
pump is worn
• Insufficient flow
Check below
One outer fork is not
retracting
Bolt is broken or loose Replace or fasten bolt
with Loctite 542
The tips of the forks
are no longer at the
same height
One of the forks has
been overloaded and
is permanently
deformed
Remove forks from truck.
Check below.
https://www.forkliftpdfmanuals.com/