Graco Inc. 3009 Pressure Washer User Manual


 
Use this procedure whenever starting the pressure
washer
to
help insure that the unit is ready
to
operate
and starting is done safely.
1.
Check the oil level.
Pump: Add SAE
20
or
30
weight non-detergent oil
as necessary.
2.
Tum on the water supply.
CAUTION
Never run the unit dry. Costly damage
to
the
pump will result. Always be sure the water
supply is completely tumed on before
operating.
3.
Trigger the gun until water sprays tom the tip
indicating that the air is purged tom the system.
4.
Start the unit.
5.
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.
6.
ALWAYS
observe the following
CAUTIONS
to
avoid
CAUTION
DO
NOT
allow the pressure washer
to
idle for
more than
10
minutes. Doing
so
may cause the
recirculating water
to
overheat and seriously
damage the pump.
Turn
off
the pressure washer
if it will not be spraying or cleaning at least every
this time further.
10
minutes.
If
heated inlet water is used, reduce
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
pump caustic materials: such
materials may corrode the pump components.
costly damage
to
the pressure washer.
7.
See the chemical injector or sandblaster
kit
manual
for detailed cleaning information
if
these
accessories are used.