Schulze PRETREATmaker III Troubleshooting Manual

Schulze PRETREATmaker III Troubleshooting Manual

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PRETREATmaker III
Nr
Problem
Streaking on the surface.
1.
Irregular stream shape from
the nozzles.
The pump generates no
pressure or the pressure is
2.
too weak.
Carriage moves slower than
normal.
Err 2 or Err 3 shows up on
3.
the display.
Carriage moves backwards
4.
at normal speed. Err 2
shows up on the display.
Carriage moves forward at
5.
normal speed. Err 3 shows
up on the display.
The screen responds
incorrectly when pressing
6.
the individual functions.
It activates a different
function than desired.
The display does not
respond to commands. No
7.
functions possible. No
"beep" sound when using
it.
Err 1 shows up on the
8.
display.
Electronic valve sprays too
long or closes too late or
9.
opens too late. See Figure
in Manual Chapter 4.8.
Product number 803422.
Possible Reason
1. The nozzles are clogged.
2. Filter is clogged.
1. Filter is clogged.
2. Electronic valve or nozzle is
clogged (see Manual Chapter 4.8).
Product number 803422.
3. The pump is dirty.
4. The pump is faulty.
1. Rails are sticky from the pre-
coating, dirty or worn out.
2. Slider elements N27 are dirty,
defective or worn out.
3. The toothed wheels or the gears
are soiled by the liquid.
4. The toothed wheel has shifted on
the gears and the carriage is not
running parallel to the running rails.
5. The tension of the toothed wheels
is too high.
6. The electric motor is very weak
and does not run smoothly.
The distance between the magnet
and the sensor on the carriage is
too big.Or the magnet is missing.
The magnet is located in the right
rear section.
The distance between the magnet
and the sensor on the carriage is
too big. Or the magnet is missing.
The magnet is located in the right
front section.
A tension problem in the fixture of
the display. The display is screwed
too tightly.
1. A loose contact on the cable
between the display and the
electronics.
2. Display failure.
3. The display is defective.
4. The electronics are defective.
Communication error between the
electronics and the touch screen.
Electronic valve is clogged.
Solution
1. Clean the nozzles. See Manual Chapter 4.3.
2. Replace the clogged nozzle.
Clean or replace the filter. See Manual Chapter 4.6.
Clean or replace the filter. See Manual Chapter 4.6.
1. Check the nozzles for pollution.
2. Flush the pump with water: Change the precoating tube
with the water tube.
3. Change the connection of the precoating pump with the
water pump and check the functionality. See Manual
Chapter 1.8 or change electronics board Pos. 29 and 30.
Clean the pump (Request Manual 1.7 from the Service).
Replace the pump (Request Manual 1.9 from the Service).
Clean the rails. See Manual Chapter 4.2.
1. Lubricate the slider elements with a silicone spray.
2. Disassemble the slider elements and clean them or put
new elements in (Request Manual1.6 from the Service).
Clean the toothed wheels and the gears with a brush and
water.
Set the Carriage parallel to the running rails.
Adjust the tension of the toothed wheels. These may only
be slightly tense.
Replace the electric motor. Please contact the Service.
Adjust the distance from the magnet. The distance must be
about 5-8 mm or 0.2 inches.
Adjust the distance from the magnet. The distance must be
about 5-8 mm or 0.2 inches.
Slightly loosen all four mounting screws of the display.
Request Manual 1.10 from the Service (Picture 1)
Check the cable connection between the electronics and
the display and replace the cable if necessary.
Restart display. Take out the display and press the black
knob in the upper central part. The machine must be
switched on.
Replace the display (Request Manual 1.10 from the
Service).
Replace the electronics. See Manual Chapter 4.5.
Turn the machine off and on again. If the error persists,
check the cable connection between the electronics and
the display. Replace the display and cable.
Replace the electronic valve. Request instructions from
service/support.
Troubleshooting

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Summary of Contents for Schulze PRETREATmaker III

  • Page 1 PRETREATmaker III Troubleshooting Problem Possible Reason Solution 1. Clean the nozzles. See Manual Chapter 4.3. Streaking on the surface. 1. The nozzles are clogged. 2. Replace the clogged nozzle. Irregular stream shape from the nozzles. 2. Filter is clogged. Clean or replace the filter. See Manual Chapter 4.6.
  • Page 2 Replace the electronic valve. Request instructions from 1. Electronic valve is clogged. service/support. The electronic valve does 1. Check on the electronic board if the LEDs (Pos. not spray any more. No 22/23/24/25) are working. Yes = continue with 2. No = liquid passes through.

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