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116
Sentinel 9018513 (12-2018)
MAINTENANCE
STORING THE MACHINE
The following steps should be taken when storing
the machine for extended periods.
1. Charge the batteries before storing machine
to prolong the life of the batteries. Recharge
batteries once a month.
2. Disconnect batteries before storing.
3. Drain the water tank (if machine is equipped
with dust control).
4. If storing machine in freezing temperatures,
proceed to FREEZE PROTECTION.
NOTE: To prevent potential machine damage store
machine in a rodent and insect free environment.
FREEZE PROTECTION FOR WET DUST
CONTROL SYSTEM OPTION AND HIGH
PRESSURE WASHER OPTION
1. Drain the water tank with the drain valve
located under the tank.
2. Open the drain valve at the water pump under
the cab to drain the water lines and pump.
3. Pour 3.8 L (1 gal) of Propylene Glycol Based/
Recreational Vehicle (RV) Antifreeze into the
solution tank.
4. Machines equipped with high pressure
washer option: Prepare the high pressure
washer for use. See HIGH PRESSURE
WASHER (OPTION) in the OPTIONS section
in OPERATION for complete instruction for
operating the high pressure washer.
5. Machines equipped with high pressure washer
option: Point the high pressure washer wand
in a safe direction and squeeze the trigger until
RV Antifreeze solution is spraying from the
nozzle.
6. Machines equipped with high pressure washer
option: Turn off the high pressure washer
system, point the pressure washer wand in
a safe direction, and squeeze the trigger to
relieve pressure from the system.
7. Machines equipped with high pressure
washer option: Return high pressure washer
components to storage area on the machine.
8. Open the water valve knobs on the dash panel
to drain the lines.
9. Remove the water
fi
lter cap, located next to
the water pump, and empty the water
fi
lter cap.
10. Leave the valves open if the machine is to be
stored/not used for an extended period.