Nilfisk-Advance America MX 307 H - Manual (Page 8)

11-600203072REVA
TROUBLESHOOTING
CHECK THIS
Solution tank is empty.
Clogged spray tip.
Pump not running.
Valve on tool not operating.
Solution path is plugged. Pump should only run while spraying.
Solution tank may be empty, or nearly empty.
No power to pump. Test the switch. Test the pump motor.
Partially plugged solution path (hose, heater, tool).
Worn pressure switch in pump. Adjust pressure sensor in pump head.
Debris may be plugging the cleaning tool or vacuum hose.
Drain gate is not completely closed, or seals are damaged.
Internal vacuum hose is cracked.
Recovery tank lid is not closed, is cracked, or gasket is damaged.
Debris impeding air movement on vac motor impellors.
No power to motor. Test the switch. Test the vacuum motor.
Trying to spray too long. Try spraying for 10 - 12 seconds per cycle
Heat exchanger needs to be flushed
Wrong tool being used. Too much water passing through
Longer hose, or larger diameter hose, than standard
Heat switch is off
No power in the wall outlet — check to see if breaker has tripped
Check to see if the fuse has blown.
No power to heat switch — check power cord for ‘opens’
No power out of heat switch. Check power at Bi-metalic switch
Follow troubleshooting steps to isolate the problem. Call your distributor.
IF PROBLEM OCCURS
NO SPRAY
PUMP
DOESN’T
RUN
PUMP
PULSATES
LOW
SUCTION
NO SUCTION
LOW
HEAT
NO
HEAT
If you are unable to diagnose the problem, contact the company from whom you purchased your MX 307H
SPECIFICATIONS:
Rotomolded Body:
Vacuum:
Heat Exchanger:
VAC Shutoff:
Pump:
Suction:
Weight:
Dimensions:
Lifetime Warranty
3-stage
1600 W
Ball float
7 Bar / 100 psi, demand
28 KPA
34.3 Kg
79 X45 X 86 cm
ALWAYS UNPLUG THE MACHINE
BEFORE DISCONNECTING OR
CONNECTING ANY WIRES OR
COMPONENTS
.