Maintenance Plan - Unitor HPC 30/1 Instruction Manual

Troubleshooting HPC 30/1
Fault
Air in suction hose.
Pressure
Not enough water supply
fl uctuations
Water filter is clogged up
High pressure nozzle blocked/worn
Suction height exceeded
Detergent used is non-foaming
Foam
Nozzle on suction hose is clogged up
Sprayer
or filled with dried out soap
not produc-
Foam sponge in foam Sprayer is
ing foam
clogged up.
Detergent tank empty
Power cable broken
Motor does
not start
Plug is not inserted in mains
or bozzes
Mains fuse is blown
when
Plug has a loose connection to cable Repair/reassemble plug on cable - skilled electrician
switched
on
The pump is blocked or frozen
The thermal protector is activated

Maintenance plan

Weekly
Cleaning
A1.1
water fi lter
Checking oil
B1.0/E1.2
level/tip up
Changing
pump oil
Special operating instructions
Self-suction
Parts needed for suction
1 x Hose Nozzle 20R 3/4¨
1 x Hose 3/4¨
1 x Hose Clamp 3/4¨
1 x Suction Filter with foot-valve
14
Cause
Fill hose with water and connect again
Stop! Until appropriate water mains or hose reflect
pump Qmax
Rinse the water filter - C5.0
Clean or replace the nozzle with same size
Stop! until max suction height is present as specified
Use only detergents with foaming agent.
Rinse detergent limiter / flush with tempered clean
water.
1 Rinse/soak foam Sprayer in tempered water for 8
hours or more
2 Or dismount front of foam Sprayer and exchange/
rinse the SS foam sponge with a new
Top up detergent tank
Contact professional electrician for replacement of
power cable
Insert plug
Reset power mains
Stop! Unfreeze pump or contact dealer service depart-
ment
Stop! Cool off machine for at least 5 minutes
First time after 50 operating
hours
Contact dealer/service dpt.
0: Dismount HP hose from the machine.
1: Fill the suction hose with water and connect to High
Pressure Washer (Item no. 6400000)
2: Mount suction hose with a hose clamp on the pump
inlet.
3: Turn main switch to ¨I¨ for few seconds. Repeat
turning main switch on and off several times until water
comes out of pump.
4: Mount the HP hose, spray handle and lance.
5: Turn main switch to ¨I¨.
6: Unlock the spray handle and operate it several times
until water coming out without air.
Remedy
Every 200 operating
hours
Contact dealer/service dpt.
Item number
61369
Max length 5 mtr
6400000
As required
A1.1
Original instruction