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Operating instructions (Version F)
58
ST 1082 & ST 1100
The maximum elevation difference (more than
1 1/4") has been exceeded.
Press <UP> until the elevation difference has
been levelled.
If lifting is not required, you can press 3x the
<SELECT> button. Next, you can lower. The
difference of 1 1/4" persists. If the fault occurs
again, contact the technical service.
The maximum elevation difference (more than
2 1/2") has been exceeded.
Set the main switch to
OFF
and
ON
. Press
once the <SELECT> button to ensure the lifting
system can again be used. If the fault occurs
again, contact the technical service.
The highest position is virtually the same as the
highest locking position.
Have the height set again by the technical
service.
Table 7.4
The column lift lowers all by itself
Cause
Solution
The cylinder seal is damaged; oil is leaking
continuously.
Have technical services replace the cuff or the
cylinder.
Leak in the oil line couplings.
Tighten the couplings or union nuts.
Contaminated or damaged non-return valve.
Have the non-return valve cleaned or have it
replaced by technical services.
Contaminated or damaged lowering correction
valve.
Have the valve cleaned or have it replaced by
technical services.
Table 7.5
The column lift is not raised far enough
Cause
Solution
Oil level in the tank is too low.
Top up with oil as described in section
6.3.2 "Hydraulic oil" on page 44
Pump is drawing air.
Tighten or crimp the suction filter attachment.
The steel plug has not been replaced by the air
bleed cap.
Fit the air bleed cap.
The air bleed cap is blocked.
Clean the air bleed cap.
Table 7.3
The column lift cannot be lowered
Cause
Solution