Graco GH 733 HYDRA-SPRAY Instructions-Parts List Manual page 3

GElTlNG READY
NOTE:
Reference numbers and letters .in paren-
theses in the text refer to the Typical Installa-
tion; Figures 1 through 9, and the Parts
Drawing.
Refer to back page for the available Graco accessories.
ing heavy fluids andlor when very long hose lengths are
Install a check valve near the pump outlet when pump-
used. See ACCESSORIES.
Install an accessory material handling hose and applica-
tion valve to the
1
in. npt(f) tee (141) of the displace.
ment pump (105). Refer to the Parts Drawing. Do not
install the spray tip on the gun yet; wait until the pump
has been flushed. See page
5.
the sprayer are secure. Refer to the Typical Installation
Be sure that the fittings on
all of the hose connections in
and the Parts Drawing.
Seal Liquid (TSL) so it is about 1/2 full. Refer to Fig 9,
Fill the wet-cuplpacking nut 1106) with Graco Throat
page 10.
Lubrication
CAUTION
I
Check the hydraulic oil and engine oil levels before
operating the sprayer. Add the appropriate oil, if
necessaw.
I
-~
~-
filter (9). If there is enough hydraulic oil in the system,
Check the hydraulic oil. Unscrew the cap of the intake
there should be
1
in.
(25 mml of oil visible in the bottom
approved hydraulic oil to the proper level. A completely
of the filter screen. See Fig 1. If necessary add Graco-
full hydraulic system contains approximately 5 gallons
(18.9 liters) of oil. See the ACCESSORIES section for
Graco-approved hydraulic oil.
9
Fig 1
Check the engine oil. Unscrew the oil fill plug (C); the
dipstick is attached. See Fig
2.
Without threading the
plug into place, check the oil level. The oil should be up.'
to the top mark on the dipstick. Add fresh oil if
necessaw.
RECOMMENDED LUBRICATING OIL: Use a high quali-
t y ,
detergent oil classified "FOR SERVICE SD or SF',
for regular use and for the breaking-in of a new engine.
I
GRADE
OF
OIL CHART
3
SEASON OR TEMPERATURE
SAE 30
Spring, Summer, Autumn
GRADE OF OIL
1
34PF
toO°F
Winter
SAE 1OW-30
I
Below
Oo
I
SAE 5W-20
Crankcase capacity:
2
quarts (1.9 liters)
Fuel
Fill the fuel tank (D) with clean, fresh gasoline. Refer to
liters). Use only reputable, well-known brands of
Fig
2.
The tank holds approximately 1.5 gallons
(5.7
unleaded Regular Grade gasoline. The minimum octane
tane elsewhere. A t the maximum operating speed of
requirements are
86
octane in the U.S.A., and 96 oc-
2800 RPM, the gasoline consumption is about 1.3
gallonslhour (4.9 liters/hourl.
WARNING
Always shut off the engine and let
it
cool before
refilling the fuel tank. Close the fuel cock (E).
Refer to Fig 2. Be sure that the air vent in the tank
fill cap IF) is not plugged so that fuel can flow to
the carburetor. Refer to Fig 6, page 6. Then fill
the tank.
a fire.
Be careful not to spill any fuel, which could cause
Grounding
Connect the grounding clamp (138) to a good ground
such as a steel water pipe. Check your local codes for
regulations concerning electrical grounding.
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307-465