MAINTENANCE SCHEDULE
| DAILY |
CLEAN ALL FILTERS | X |
CHECK POWER CORD | X |
FLUSH OUT with DESCALER
REPLACE VAC MOTOR BRUSHES
REPLACE PRESSURE REGULATOR REPLACE VAC MOTOR BRUSHES
WEEKLY | MONTHLY |
YEARLY |
X
X
OTHER
Around 1500 hours
Or as needed Around 1500 hours
TROUBLE SHOOTING: | ALWAYS UNPLUG THE MACHINE BEFORE | ||
|
|
| DISCONNECTING OR CONNECTING ANY |
|
|
| WIRES OR COMPONENTS. |
IF THIS OCCURS | CHECK THIS |
| |
|
| Solution tank is empty. |
|
|
|
| |
| NO SPRAY | Clogged spray tip. |
|
| Pump not running or not primed. | ||
|
| ||
|
| Valve on wand not operating. | |
|
|
| |
| LOW SUCTION | Debris is plugging cleaning tool or vacuum hose. | |
| Drain gate is not completely closed, or seals are damaged. | ||
|
| Vacuum dome is not seated or is damaged. | |
|
|
|
|
| NO SUCTION | No power to motor. |
|
| Test the switch. |
| |
|
|
| |
|
| Test the vacuum motor. |
|
|
| Test the Vacuum Circuit Board. | |
|
|
| |
| LOW HEAT | Spraying too long. Try spraying for 10 - 12 seconds, or about three strokes. | |
| Heat exchanger needs to be flushed. | ||
|
| Wrong tool being used. Too much water passing through. Longer hose or larger | |
|
| diameter hose, than standard. | |
|
|
|
|
|
| Heat is not turned on. |
|
| NO HEAT | No power in the wall outlet - check to see if the breaker has tripped. | |
|
| Check to see if the fuse has blown. | |
|
| No power to the heat switch - check wiring for ‘opens.” | |
|
| No power out of heat switch, follow troubleshooting steps to isolate the problem. | |
|
| Call your distributor for additional help. | |
|
|
|
|
If you are unable to diagnose the problem, contact the company from whom you purchased your MX 521 H
