Operation Instructions; Before Starting; Electrical Connections - Hotsy 555 HE Operating Instructions And Parts Manual

OPERATION

Before Starting

WARNING: Check hoses, trigger guns, fittings, and
fuel connections daily for signs of wear, cracks and
looseness, and replace as required.
1. Read all manuals provided with this pressure washer.
Become familiar with location and function of all
operating and safety controls.
2. Connect water supply hose to the standard garden
hose connector. The water faucet and supply hose
must be capable of providing 3.0 GPM.
Garden
Hose
3. Fill fuel tank. Use home heating oil or diesel fuel. DO
NOT USE GASOLINE, CRANKCASE OIL RESIDU-
ALS OR WASTE OIL.
4. Check pump oil level.
5. If detergents are to be used, only use detergents
intended for pressure washers. Follow instructions on
the detergent container.

Electrical Connections

WARNING: Make sure all switches and controls are in
the OFF position prior to plugging in.
CAUTION: This pressure washer is equipped with a
UL approved ground fault circuit interrupter (GFCI)
power cord. Use UL grounded type receptacles
of proper voltage and amperage ratings. Where a
properly grounded receptacle is not available, it is
the personal responsibility of the owner to have one
installed. Always disconnect power before servicing
your pressure washer.
Connect electrical cord and test the GFCI using the reset
and test procedures provided on the GFCI device. The
GFCI must be reset and tested with every use. Do not use
machine if the GFCI device fails test.
WARNING: Use copper conductors only.
8

OPERATION INSTRUCTIONS

Water Inlet
Fuel tank
HOTSY 555HE • 9.808-140.0 • Rev. 10/19
Pressure Nozzle/Trigger Lock Installation
Manual Trigger
Figure 4 - Nozzle Installation/Manual Trigger Lock
IMPORTANT: If the pressure washer has not been used
for an extended period of time, remove the nozzle from
the end of the wand and turn on water supply. Allow
water to run from the end of the wand until clear.
1. Install quick connector nozzle on end of the wand. See
Figure 4.
IMPORTANT: The trigger gun provided with this pres-
sure washer is equipped with a manual trigger lock to
prevent accidental operation of the trigger gun. The
trigger lock should be used whenever the trigger gun
is not in use.
To Start
IMPORTANT: The water must be turned on before
starting. Running the pump dry will cause damage to
pump seals and void warranty.
IMPORTANT: DO NOT allow the machine to run in
bypass for more than 10 minutes at any one time or
damage to pump may occur.
1. Turn water on.
2. Hold gun firmly, squeeze trigger of trigger gun and
turn pump switch ON. Allow air to purge from system.
3. If HOT water is desired, turn burner switch ON.
Adjust thermostat to desired temperature. The burner
will fire immediately with a small puff of smoke. If smoke
continues refer to the Troubleshooting Guide in this
manual. When the trigger gun is closed the burner
will turn off.
To Stop
1. If detergents were used, draw clear water through the
detergent line to purge detergent.
2. If burner was used, turn off burner switch and allow
pump to run cold water through coil.
3. Push OFF pump switch.
4. Turn OFF water supply.
5. Squeeze trigger gun open to relieve system pressure.
NOTE: If the machine is unplugged from receptacle,
you must reset the GFCI power cord when machine
is plugged in. Always test GFCI before each use. See
instructions in the Electrical Connections section of
this manual.
Pressure Nozzle
Lock