Graco Inc. 800-666 Pressure Washer User Manual


 
Always
use
this startup procedure
to
ensure that the Unit
is started safely and properly.
1.
Check oil levels.
Engine: Add SA€
30
or
1
OW-3OweigM detergent oil
as necessary.
Pump: Add SAE
20
or
30
weight non-detergent oil
as necessary.
NOTE:
This pressure washer is equipped with a
low-oil sensor that shuts the engine
off
if the
oil level falls below a certain level. If the unit
the fuel levels. Check the oil level each time
stops unexpectedly, check both the oil and
the unit
is
refueled.
2.
Check
fuel
level.
WARNING
DO
NOT refuel a hot engine. Refueling a hot
engine could cause a fire. Use only fresh, clean
regular or unleaded gasoline. Close the fuel
shutoff valve during refueling.
3.
Turn on the water supply.
I
will result. Always be sure the
1
water supply is
Never run the unit dry, Costly damage to the pump
completely tumed on before operating.
4.
Trigger the gun until water sprays from the tip
indicating that the air is purged from the system.
5.
Be
sure the spark plug ignition cables are pushed
firmly onto the spark plugs. The ignition shutoff
switch should be in the "on" position. The throttle
should be in
the
"run" position.
6.
Start
the engine.
NOTE
For easier starting, have one person start the
pressure washer while another person
triggers the spray
gun.
If
the engine is cold, completely close the engine
choke. Press
the
start button.
in
cool weather, the
choke may have
to
be kept closed for
10
to
30
seconds before opening it to keep the engine
running. Otherwise, open the choke as soon as the
engine starts.
If the engine is warm, leave the choke open or
partially closed. Start the engine as described in the
preceding paragraph. When the engine starts. be
sure
to
open the choke completely.
7.
ALWAYS
engage the gun's trigger safety latch
whenever you stop spraying, even for a moment,
to
reduce the risk of fluid injection or splashing
in
the
eyes or on the skin if the gun is bumped or triggered
accidentally.
8.
ALWAYS
observe the following
CAUTIONS
to avoid
7
CAUTION
costly damage
to
the pressure washer
DONOTaliowthe pressure washer
to
idle for more
than
10
minutes. Doing
so
may cause the
recirculating water to overheat and seriously
damage the pump. Tum
off
the pressure washer
if
it
will not be spraying or cleaning at least every
10
minutes.
If
heated inlet water is used, reduce this
time further.
DO
NOT run the pump dry, which will quickly
fully tumed on before starting the pump.
damage the pump.
Be
sure the water supply is
DO
NOT operate the pressure washer without an
abrasive sediment
out
of the pump, which could
inlet water screen. This screen helps keep
clog or scratch the pump. Keep this screen clean.
DO
NOT pump caustic materials; such materials
may corrode the pump components.
9.
See the chemical injector or sandblaster kit manual
for detailed cleaning information
if
these
accessories are used.
6
308-528