Trouble Shooting And Rectification - WAGNER ZIP52 Finishing Operating Manual

VERSION 12 / 2012
OPERATING MANUAL
8

TROUBLE SHOOTING AND RECTIFICATION

Problem
The unit does not
work.
The unit is working
(i.e. the pump is
moving), but no fl uid
is delivered.
The material fl ow is
irregular or decreases
during work.
The unit works even
if the spray guns are
closed.
The pump stops
often.
If the problem is not listed above, consult your WAGNER Service Center.
ORDER NUMBER DOC 2332848
Cause
The unit has no compressed air.
The material pressure regulator
is set to 0 (ZIP52 Finishing).
The pump is blocked near the
switch-over point.
Fine Flow Controller
(or material fi lter on the ZIP52 PF
Eco-Finishing) is clogged.
No fl uid is available at the
pump's inlet.
Air suction fi lter clogged.
The suction pipe is clogged or
leaking (possibility of sucking air
in from the atmosphere).
Suction problems.
Conveying problems.
Non-return valves are leaking.
Non-return valves are leaking.
The return valve is not closed
properly.
Low air pressure to the pump.
Non-return valves' guides/stops
are worn.
Ice formation inside the air
outlet pipes.
Remedy
Check the compressed air supply line and the air
cut-off valve.
Check the compressed air maintenance unit
(if available).
Check the pressure setting on the material
pressure regulator. If necessary, increase the
pressure.
Close the air cut-off valve. Turn the pressure
regulator knob approximately half a turn
clockwise. Open the air cut-off valve again.
Repeat until the pump starts.
Clean or replace the fi lter.
Check the fl uid level in the tank or container.
Carefully clean the fi lter.
Check the suction pipe. Replace it if necessary.
Check the suction pipe to see if it is partially
clogged. Replace it if necessary.
Partial clogging of the delivery line or the paint
hose. Clean or replace.
Contamination or wear in the non-return valves.
Check the non-return valves and replace if
necessary.
Contamination or wear in the non-return valves.
Check the non-return valves and replace if
necessary.
Check the return valve to see if it is open or
leaking.
Increase the air pressure.
Check the non-return valves. Replace the delivery
manifold or pump cover if necessary. When acetal
pump, the ball-guide can be replaced.
Check the compressed air quality.
Install a condensation separator on the air line.
Install an air dryer if necessary.
Fill one lubricant with special de-icing fl uid.
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