Shutdown Instructions; Storage - Hotsy 981SS Operating Instructions And Parts Manual

To Stop
1. If detergents were used, draw clear water through
the detergent line to purge detergent. Failure to do
so may clog detergent injector valve.
2. If burner was used, turn OFF burner switch and
allow pump to run cold water through coil for several
minutes.
DANGER: Do not store flammable liquids (gasoline,
diesel fuel, petroleum, solvents, etc.) near pressure
washer, or in non-ventilated areas.
IMPORTANT: Machine must be stored indoors.
1. Protect from freezing by storing in a heated area,
or by flushing the system with antifreeze (use an
automotive engine antifreeze or windshield washer
solvent to antifreeze). To flush the system fill the float
tank with antifreeze and remove pressure nozzle from
wand. Start the machine and allow it to run until an-
tifreeze runs from the end of the wand. Place wand
into float tank and circulate the solution through sys-

SHUTDOWN INSTRUCTIONS

STORAGE INSTRUCTIONS
97-6574 • HOTSY 900-1400 GAS FIRED • REV. 10/05
3. Turn pump switch OFF.
4. Turn water supply OFF.
5. Squeeze trigger gun open to relieve system pres-
sure.
6. Depress gas control knob slightly and turn to OFF
position.
7. Turn off main shut-off valve on gas supply.
tem for several minutes. Open and close the trigger
gun several times to circulate antifreeze through the
unloader valve system. Also draw antifreeze through
the detergent inlet line to antifreeze the detergent
system. For added protection after antifreezing, dis-
connect the pressure hose from machine and remove
the coil drain plug (refer to Component Identifica-
tion illustration for location). After coil has drained,
replace pressure hose and coil drain plug. If the pres-
sure washer is not to be used for an extended length
of time, it is recommended that the system be flushed
with antifreeze for rust protection.
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