NetterVibration PKL Series - Troubleshooting; Malfunctions and Causes

Troubleshooting
23
9 Troubleshooting
In the case of malfunctions of the PKL proceed as follows:
Malfunction
Possible causes
Corrective actions
Does not function
Mounting surface not flat, loss
of pressure via O-ring
Establish ±0.1 mm flatness on
mounting surface.
Malfunction of valve and con-
trol
Check PKL without valve and
control. Check valve and con-
trol, and replace if necessary.
Compressed air supply
Check pressure and increase
if necessary.
Check valve connection. Re-
place valve, if necessary.
Does not function and
has leakage at top
Wear of seals
Check seals of impact piston,
replace if necessary.
General wear (Housing and
membrane)
Replace affected parts and
seals.
Does not function and
has leakage on mount-
ing surface
PKL incorrectly mounted
Tighten fastening screws and
replace, if necessary.
Mounting surface not flat
Establish ±0.1 mm flatness on
mounting surface.
Check O-ring. Insert O-ring in
groove, replace if damaged.
Does not function with
ST kit
Operating pressure insufficient
Check PKL model. Check
pressure and increase if nec-
essary.
Impact weak
Compressed air supply
Check pressure and increase
if necessary.
Contamination of control valve
Clean control valve or replace,
if necessary.
Contamination of silencer
Clean silencer.
Wear, leakage
Replace seals.
Malfunctions
and causes