Nilfisk-Advance America BR1100S ENGLISH / A-23, General Machine Troubleshooting, Problem, Remedy

ENGLISH / A-23

GENERAL MACHINE TROUBLESHOOTING

Problem	Possible Cause	Remedy
Poor water pick-up	Worn or torn squeegee blades	Reverse or replace
	Squeegee out of adjustment	Adjust so blades touch floor evenly
		across entire width
	Recovery tank full	Empty recovery tank
	Recovery tank drain hose leak	Secure drain hose cap or replace
	Recovery tank cover gasket leak	Replace gasket / Seat cover properly
	Debris caught in squeegee	Clean squeegee tool
	Vacuum hose clogged	Remove debris
	Using too much solution	Reduce flow via control panel solution button
	Foam filter cover not seated	Seat cover properly
Poor scrubbing performance	Worn brush or pad	Rotate or replace brushes
	Wrong brush or pad type	Consult Nilfisk
	Wrong cleaning chemical	Consult Nilfisk
	Moving machine too fast	Slow down
	Not using enough solution	Increase flow via control panel solution button
Scrub Motors Do Not Run	Tripped 20 Amp (F3) circuit breaker	Check for electrical short circuit & reset
Inadequate solution flow	Solution tank empty	Fill solution tank
or no solution
	Solution lines, valves, filter or trough clogged	Flush lines, trough and clean solution filter
	Solution turned OFF	Activate flow via control panel solution button
	Solution solenoid valve plugged or defective	Clean or replace valve (see service manual)
Machine does not run	Emergency stop switch tripped	Reconnect battery connectors
	Operator seat safety switch	Check for open circuit and replace
	Main system controller	Check error fault codes
		(see service manual)
	Tripped 3 Amp (F1) circuit breaker	Check for electrical short circuit & reset
No FWD/REV wheel drive	Drive system speed contoller	Check error fault codes
		(see service manual)
	Emergency stop switch tripped	Reconnect battery connectors
Vacuum shuts off and display shows	Plugged squeegee hose	Clear debris
“FULL” when recovery tank is not full
	Vacuuming large amounts of water	Slow down or disable auto shut-off feature
	at a high travel speed	(see service manual)
Poor Sweeping Performance	Hopper Full	Empty and clean hopper
(Cylindrical System)
	Brushes worn	Replace brushes
	Bristles have taken a set	Rotate brushes
No Detergent Flow (EcoFlex models	Empty detergent cartridge	Fill detergent cartridge
only)
	Plugged or kinked detergent flow line	Purge system, straighten lines to
		remove any kinks
	Dry seal cap on detergent cartridge not sealed	Reseat dry seal cap
	Detergent pump wiring	Connect or reconnect wiring
	disconnected or backwards

FORM NO. 56041978 - BR1100S / BR1300S - A-23