15
A
B
C
D
E
F
G
H
I
J
K
L
Cause
Mending
Load heavier than the max. permissible
Oil deficiency
Valve control system needs adjustment
Low pressure valve insert (160094) (control valve)
Seal leakage
Valve cone does not seal completely
Frequently concerning high pressure
valve insert (400672E)
Release pin jammed in control
valve
Air in hydraulic
Low temperature.
Degrees below freezing point.
Mast needs adjustment
Pressure relief valve
See point 3.3
See point 4.1
See point 4.3
See point 4.4
See point 4.5
See point 4.6
See point 4.1
See point
4.9/4.10
See point 4.3
See point 4.8
Exchange rub-
ber pin. If neces-
sary the whole
valve insert.
See point 4.3
Lowering mechanism
needs adjustment
If the problem cannot be solved
by using the fault location key...
...please contact your distributor!