Nilfisk-Advance BR 751 - Troubleshooting

SERVICE MANUAL
ENGLISH
BR 601 / BR 651 / BR 751 / BR 751 C 909 6424 000(3)2007-12
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DETERGENT SUPPLY SYSTEM
TROUBLESHOOTING
Small amount of solution or no solution reaches the brush
Possible causes:
The solution fi lter is clogged/dirty (clean).
The solution tap is closed/semi-closed (replace).
The solenoid valve is broken or there is an open in the electrical connection (replace the solenoid valve/repair the electrical
connection).
There is debris in the solution/washing water tank clogging the output hole (clean the tank).
There are debris in the solution/washing water hoses clogging the fl ow (clean the hoses).
The solution reaches the brush also when the machine is off
Possible causes:
There is dirt or calcium deposit on the solenoid valve gasket (clean).
The solenoid valve is broken (replace).
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