Troubleshooting - Holzmann WP50H User Manual

16 TROUBLESHOOTING

Trouble
The pump is working, while
the ram can't work
When open release valve, the
ram can't reset
manual normal, while ram
can't work
the sound from air motor, but
ram can't work
the ram can't fully work
The air motor can't work
Oil leaking
HOLZMANN Maschinen Austria
Possible cause
the oil pipe loosed the ram is

leaking
 the oil pipe loosed
 no enough space in pump
 the ram become invalid
 release
closed
 air in system
 release
closed
 air in system
 the oil is not enough
 air press is not enough and
overload the capacity
 air motor is broken
 seal kits broken
 screw parts loosed
www.holzmann-maschinen.at
valve not complete
valve not complete
Dílenský lis / shop press
Solution
 checking the connecting situ-
ation of oil pipes replace the
oil seals
 checking the connecting situ-
ation of oil pipes
 open the exhaust valve
 replace the ram
 check the release valve
 purge away the air according
to manual
 check the release valve
 purge away the air according
to manual
 add oil
 check the air press and ca-
pacity
 Replace the air motor
 replace the seal kits
 Tighten the screw parts
WP 50H - WP 75H - WP 100
Strana 50