8. Troubleshooting
Symptom
Unit doesn't start
Pump doesn't reach necessary
pressure
Fluctuating pressure
Motor stops suddenly
No detergent suction (units with
attachable injectors)
Unit starts to smoke
9. Technical Specifications
working pressure / max. pressure
flow / max. flow
motor
working voltage
LPA (sound pressure)
vibration
power cable length
dimensions
weight
Use this device with original accessories only. Velleman nv cannot be held responsible in the
event of damage or injury resulted from (incorrect) use of this device. For more info
concerning this product and the latest version of this user manual, please visit our website
www.perel.eu. The information in this manual is subject to change without prior notice.
© COPYRIGHT NOTICE
This manual is copyrighted. The copyright to this manual is owned by Velleman nv.
All worldwide rights reserved. No part of this manual may be copied, reproduced, translated or reduced to any electronic
medium or otherwise without the prior written consent of the copyright holder.
27.04.2010
WHPC03
Possible Cause
Unit is pressurised
Plug is not well connected or
electric socket is faulty
Extension cord too long or wire
size too small
Mains voltage supply too low
Thermal safety switch has tripped Switch off unit and allow motor to
Water inlet filter is clogged
Pump sucking air from hose
connections
Nozzle worn or wrong size
Unloader clogged or worn
Valves clogged or worn
Pump sucking in air
Clogged nozzle
Valves dirty, worn or stuck
Water seals worn
Extension cord too long or wire
size too small
Thermal safety switch has tripped
due to overheating
Detergent injector clogged
Overheated, overloaded or
damaged motor
90 bar (1300 psi) / 135 bar
6 L/min / 7.5L/min
1850 W
230 VAC/50 Hz
79dB(A), k=3dB(A)
<2.5m/s²
5 m
830 x 370 x 380 mm
10 kg
7
Corrective Action
Squeeze trigger on gun
Check plug, socket and fuse
Remove extension cord
Check that main supply voltage
age is adequate
cool down
Clean water inlet filter
Check that connections and
locking ring are properly
tightened
Contact your dealer
Contact your dealer
Contact your dealer
Check that hoses and connections
are tight
Clean with tip cleaner (see
higher)
Contact your dealer
Contact your dealer
Remove extension cord
Make sure mains voltage
corresponds to specifications of
the cleaner
Clean injector with warm water
Replace injector
Switch the unit off and contact
your dealer
Rev 03
©Velleman nv