Troubleshooting - Hotsy 965SS Operating Instructions And Parts Manual

symptom
gas engine Will
not run.
pressure
Washer runs but
Won't spray.
loW spray
pressure at
pressure
noZZle.
uneven spray
pattern.
pressure
Washer Will not
produce hot
Water.
14

troubleshooting

possible causes
Out of gas.
Fuel valve closed (if so equipped). Open valve.
Loose spark plug wire.
Choke or throttle set incorrectly.
Engine ON/OFF switch in OFF
position.
Low engine oil level.
Refer to provided gasoline engine manual for additional troubleshooting.
Trigger of trigger gun released.
Water supply not turned on.
Clogged pressure nozzle.
If water spray doesn't show with in
10-15 seconds
Inadequate water supply.
Partially clogged or damaged pres-
sure nozzle.
Air being drawn through detergent
inlet line.
Detergent injector valve not set
correctly.
Partially clogged or damaged pres-
sure nozzle.
Burner switch in OFF position.
Inadequate fuel supply.
Inadequate water supply.
Trigger of trigger gun released.
Thermostat set too low.
Blown fuse.
Engine is running too slow.
97-6554 • HOTSY 965SS-1075SS • REV. 5/06
corrective action
Replenish supply. Use only recom-mended
fuels. Refer to Before Start-ing under Opera-
tion.
Reconnect.
Refer to To Start under Operation.
Place engine ON/OFF switch in ON position.
Replenish supply. Engine will not start or run
if oil is low (on engines equipped with low oil
protection).
Squeeze trigger.
Open water supply valve.
Clean pressure nozzle opening.
Discontinue running the machine and trou-
bleshoot as damage to the pump will occur if
allowed to run
Fully open faucet. Check for kinked or dam-
aged hose. Use 3/4 inch minimum hose. Check
for debris clogging inlet screen.
Clean or replace.
Refill detergent container. Ensure that pick-up
screen is fully immersed.
Refer to To Clean for settings.
Clean or replace.
Place switch in ON position.
Refill fuel tank. Use only recommend-ed fuels.
Refer to Before Starting under Operation.
Fully open faucet. Check for kinked or dam-
aged hose. Use 3/4 inch minimum hose. Check
for debris clogging inlet screen.
Squeeze trigger. Water must be spraying for
burner to light.
Adjust thermostat to desired temp-erature.
Replace. Fuse is located in control box.
Move throttle lever to full throttle position.