97-6642 • HOTSY 781SS, 871SS, 921SS • REV. 7/06
OPERATOR’S MANUAL
PRESSURE WASHER
12
8. Attach a short length of hose (approximately 3 feet
long) to the garden hose connector located on the
pump. Install a funnel in the other end of the hose as
shown in Figure 6.
9. Hold wand firmly, release the trigger of the trigger
gun.
10. Start engine. Place throttle lever in the idle position.
11. Squeeze trigger on trigger gun.
12. Slowly pour antifreeze into the funnel. Continue to
add antifreeze until antifreeze flows from the end of
the wand.
13. Squeeze and release the trigger of the trigger gun
several times to antifreeze the unloader system.
14. Release the trigger of the trigger gun. Stop engine.
15. Squeeze the trigger of the trigger gun to relieve system
pressure.
For added protection, after antifreezing, disconnect the
pressure hose from the machine and remove the coil drain
plug. After coil has drained, replace pressure hose and
coil drain plug. If the pressure 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.
Refer to the Gasoline Engine Manual for engine storage
information.
OPERATION INSTRUCTIONS
Garden Hose
Connector
Figure 6 - Winterizing
Funnel
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