BorMann 037415, User Manual, Page: 7 / 15

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7
Installation, electrical and water connections
1. Pressure cleaner 5. High pressure tube
2. Water supply hose (not
included)
6. High-pressure, water outlet
3. Water connection 7. Spray gun
4. Water inlet 8. Power supply
Note: Given continuous machines development the company re -
serves the right to amend machines specifications without notice.
Fault Probable cause Repair
When switched on the machine will not start
working
Plug is not well connected or electric socket is
faulty
The main voltage is insufficient, lower than mini -
mum requirement
The pump is stuck.
Thermal safety switch has tripped
Check plug, socket
Check that the main voltage is adequate.
Refer to after storage instructions.
Switch off the unit and let the motor cool for a
few minutes
Leave the lance open
Fluctuating Pressure Pump sucking air.
Valves dirty, worn out or stuck.
Pump seals worn out.
Check that hoses and connections are airtight.
Clean and replace, or refer to dealer..
Water leaking from the pump. Seals worn out. Check and replace, or refer to dealer.
The motor stops suddenly. Thermal safety switch has tripped due to over -
heating.
Check that the main voltage corresponds to
specifications.
Switch off the unit and let it cool for a few
minutes.
The pump doesn’t reach the necessary pressure. Water inlet filter is clogged.
Pump sucking air from connections or hoses.
Suction/ delivery valves are clogged or worn out.
Unloaded valve is stuck.
Lance nozzle incorrect or worn out.
Clean the water inlet filter.
Check that all supply connections are tight
Check that the water feeding hose is not leaking.
Clear or replace valves.
Loosen and re-tighten regulation screw.
Check and/or replace
Troubleshooting