370 Sapphire Scientific 370ss Troubleshooting tips
370 Sapphire Scientific 370ss Troubleshooting Truckmount Engine Tips
To help out of fellow cleaners and clients in the cleaning industry, we want to point out a few ideas on troubleshooting certain truckmounts in our blog. This week we are focusing on the Sapphire Scientific 370ss truckmount carpet cleaning machine. They are still being manufactured and many parts are available for purchase thru us or another certified dealer. Here are the main engine troubleshooting tips:
TRUCKMOUNT ENGINE WILL NOT START. (THE ENGINE DOES NOT TURN OVER.)
- Main circuit breaker on the control panel has been tripped.After inspecting the unit to determine the cause of the tripped circuit breaker, press the reset button.
- Loose or corroded battery.Clean, tighten, or replace the battery terminals.
- Dead battery.Recharge or replace battery.
- Defective ignition switch.Test ignition switch for power going into the switch. If there is power going in but NO power going out, replace the switch.
- Defective starter motor.Test the starter motor. If necessary replace.
- Vacuum pump seized.Refer to Gardner Denver Service & Repair Manual or dealer.
TRUCKMOUNT STARTER TURNS OVER ENGINE, BUT WILL NOT START.
- Waste tank is full.Empty the waste tank.
- Defective fuel pump.Replace the fuel pump.
- Loose or broken wires leading to waste tank float switch.Repair or replace any broken electrical connections.
- Defective float switch in the waste tank.Check switch for proper operation, replace as necessary.
- Oil pressure switch (located on engine), fuel shut-off solenoid (located on engine).Test these components. If any are defective, replace. Refer to the engine Operation and Maintenance Manual.
- Engine is malfunctioning.Refer to the engine Operation and Maintenance Manual.
TRUCKMOUNT ENGINE STOPS RUNNING.
(WHILE DOING NORMAL CLEANING, THE ENGINE STOPS RUNNING.)
- Engine is out of fuelAdd fuel to the fuel tank.
- Waste tank is full.Empty waste tank.
- Main or engine circuit breaker on the control panel has been tripped.After inspecting the unit to determine the cause of the tripped circuit breaker, press the reset button.
- Defective fuel pump.Replace fuel pump.
- Defective float switch inside the waste tank.Check switch for proper operation. Replace as necessary.
- Oil pressure switch on engine has shut down due to insufficient oil pressure.Refer to the engine Operation and Maintenance Manual. DO NOT restart the engine until the cause is determined and corrected.
- No ignition in the engine or engine is malfunctioning.Refer to the engine Operation and Maintenance Manual.
We also advise taking a look at your manual or check Sapphire Scientific :
https://www.legendbrandscleaning.com/Troubleshooting?decid=2467