Graco Inc. 802-776 Pressure Washer User Manual


 
SHUTDOWN. FLUSHING, AND STORAGE
WARNING
2.
If the pressure washerwill beexposedtofreezing
'
To reduce the risk of serious bodily injury.
Pressure Relief Procedure
including fluid injection and splashing
in
the
temperatures, drain all water out of the pump. If
'
you must store the pressure washer
in
freezing
temperatures, flush
it
with
a
50% antifreeze:
eyes, or on the skin, ALWAYS follow this
procedure whenever you shut
off
the pump,
the inlet hose into
a
bucket of 50% antifreeze
solution. This can be done by placing the end
of,
when checking or sewicing any part of the solution. Start the pressure washer. Trigger the
:
system, when installing or changing spray tips,
gun for
10
seconds, release the trigger for
10
:
and whenever you stop spraying for more than
seconds. Trigger and release about 10 times
or
10 minutes.
until the 50% antifreeresolution comes out ofthe
1.
Engage the gun trigger safety latch.
2. Turn the pressure washer
off.
CAUTION
4.
Shut
off
water supply.
3. Remove the power cord from the outlet.
5. Disengage the
triggersafetylatchandtrigger
thaw
it
in
a
warm room before trying to start
it.
the gun to relieve pressure, and engage latch
Do
not pour hot water on the pump;
it
maycrack
again.
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spray tip.
1: After using the chemical injector system,
it
should be flushed out with water or a 50%
washer with a clean, damp cloth.
antifreeze solution if unit will be exposed to
4.
Perform the appropriate maintenance. See the
freezing temperatures. This is best done by chart on page 7.
replacing the chemical container@) with a bucket
pressure
washer
as
described
in
start-up. Draw
of water or a 50% antifreeze
solution. Operate
water or antifreeze solution into both chemical
lines
until
it
passes through the injector. By
flushing the chemical injector system, you
will
help avoid unnecessary wear and prolongthe life
of components.
3. After each use, wipe all surfaces of the pressure
C
ObSeNing regular maintenance intervals helps
ensure that you get maximum performance and life
from your pressure washer.
There is
a
break-in period for the pump. After
changing the oil after the pump's break-in period, the
interval between required changes is longer.
If
you are operating
in
dusty conditions, these
maintenance checks should be made more often.
INTERVAL
WHAT
TO DO
Dailv
I
Clean water inlet screen.
I
Check pump oil level.
Fill as necessarv.
I
I
I
I
After first Change pump break-in oil.
50
hours of Use SAE 20W or 30W
of operation
or
Each 500.hours Change pump oil.
Use SAE 20W or 30W
I
OILCAPACITY
I
TYPE
Pump
(.3 liters)
10.1-Or.
SA€ 20W or 30W
Non-Detergent
C
802-776
7
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