Possible Problems And Solutions - HanseLifter SPA Serie Mode D'emploi

Possible problems and solutions

Error
Lift table cannot be raised or
the desired lift height is not
reached
The lift table can be raised,
but lowers itself again
Lifting platform cannot be
lowered
Oil leaking at the pressure
relief valve
Page 14 of 16
Cause
1) The valve (27) is dirty
2) Insufficient hydraulic oil
1) The valve (27) is dirty
2) The pressure relief valve (20) is set
incorrectly
(1) The wire cable is too long
2) The pressure relief valve is set
incorrectly
The O-ring seal (21) on the pressure
relief valve is defective
Table 1 Troubleshooting
Figure 13 Hydraulics
SPA / SPB / SPAG series
Any kind of reproduction, even in parts, is not permitted.
Solution
1) Clean valve no. (27)
2) Refill the hydraulic oil up to the lower
edge of the filler opening
1) Clean the valve bore
2) Remove the valve (20) and clean it
or readjust it with a screwdriver
(1) Retension the wire cable by
loosening the nut on the L-piece (48)
and readjusting the screw
2) Remove the valve (20) and clean it
or readjust it with a screwdriver
Replace the O-ring seal (21)