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6.
Maintenance
Instructions on how to perform proper maintenance are provided in the owner's manual.
The Service Centre should undertake to keep the machine in perfect working order tuning the machine
whenever possible.
By performing the following checks:
presence of damage caused by: improper use, abuse or negligence, impact. Presence of
limescale;
condition of the electric cable and plug (complete, original, damage, tampered with;
general condition of the machine: cleanliness, nozzle (limescale), condition of inlet water filter;
evident leaks: oil/water.
By performing a functional test at the end of each servicing operation, to check that the operations
performed are effective. The test must be conducted in compliance with the safety regulations
regarding the use of the machine
The functional test is carried out as follows:
connect the original accessories delivered with the machine: Gun, Lance, High Pressure Hose,
Inlet Water Filter
connect the Pressure Washer to the electrical and water supply (see User Manual)
open the gun (pull the trigger) and switch the pressure washer on
proceed with the functional test for a few minutes, repeat various gun open/gun closed cycles
Note abrupt pressure fluctuations, abnormal noise or vibration of the machine or its
accessories. Visually check for oil or water leaks.
7.
Cleaning and Storage
Instructions to perform proper cleaning and indications for correct storage longer than 30 days, are
provided in the owner's manual.
Please follow the instructions provided in the owner's manual - "Maintenance and storage" chapter.
8.
Troubleshooting
General information:
This chapter deals with the problems connected to the malfunctioning of the machine along with the
probable cause and the remedial action to be taken.
The owner's manual already gives a basic troubleshooting guide to assist the user in solving the most
common possible malfunctions.
The following session will omit the basic troubleshooting and will only focus on the possible
malfunctions and remedies requiring the intervention of skilled servicing operators.
Nr.
PROBLEM
The Pressure Washer
does
not
reach
correct
pressure
unit
data
1
2.1Identification)
ATTENTION
(if vibration of the HPC
hose is present, see **).
Maintenance Guide HPC
Section A - Pressure/Flow
Nr.
PROBABLE CAUSE
Incorrect setting of adjustable
1
lance head.
2
Nozzle worn.
3
Wrong nozzle.
the
TSS (Bypass) system
(see
4
malfunction.
plate
**5
Inlet water filter dirty/damaged.
**6
Air in pump.
**7
Valves dirty/damaged.
Move the adjustable lance head to the High
Pressure position (see User Manual).
Check machine with a new lance, if
confirmed, replace lance/nozzle.
Check function of TSS actuator piston and
micro switch, if necessary, replace complete
TSS using service kit.
Clean filter or replace it if damaged.
Switch the machine OFF, pull trigger and
wait for a continuous flow of mains pressure
water to flow out.
Clean valves (replacement preferred).
Replace valves using service kit.
7 / 17
REMEDY
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