Hotsy 781SS, Operating Instructions And Parts Manual

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97-6642 • HOTSY 781SS, 871SS, 921SS • REV. 7/06
15
PRESSURE
W
ASHER
Tr
oub
leshooting Guide
trOubLEShOOting
When ordering from your dealer, please provide the following:
Model number: 781SS, 871SS, 921SS
Machine Serial number: ________________________________
component part number: ______________________________
Description: __________________________________________
iMpOrtant
If the pressure washer demonstrates other symptoms or the corrective actions
listed do not correct the problem, contact the local authorized Hotsy Service
Center. The Hotsy Service Center can be identified by visiting
www.hotsy.com or
by calling 1-800-525-1976 .
SyMptOM pOSSibLE cauSES cOrrEctivE actiOn
prESSurE WaShEr
WiLL nOt prODucE
hOt WatEr
...continued
Thermostat set too low. Adjust thermostat to desired temperature.
Blown fuse Replace. Fuse is located in Control Box.
Engine is running too slow Move throttle lever to full throttle position.
pOOr Or nO
DEtErgEnt fLOW. Inadequate detergent supply. Refill detergent container. Ensure that pick-
up screen is fully immersed. Open detergent
valve.
Detergent screen or hose
clogged Clean. Always start with a clean deter-gent
container.
Detergent injector valve not set
correctly Refer to
to clean
for settings.
Clogged detergent injector
check valve Clean check valve at detergent injector inlet.
pOOr cLEaning.
Improper detergent concentra-
tion or mixing. Mix detergent per manufacturer's instructions.
Ensure that powdered detergents are fully
dissolved.
Wrong detergent for the
application Select appropriate detergent
Rinsing with hot water A final rinse with cold water will reduce water
spotting