Graco Inc 3035, 308-501 Accessories, Technical Data, Servicing the V-Packings, Backflow Preventor

Servicing the V–Packings

NOTE: There are two types of packing kits: one is just packings, the other includes the packings, rings and retainers.

1.Remove the manifold as outlined in the Pumping Section.

2.Carefully pull the packing retainer from the manifold. Examine the o–ring and replace it if it is cut or damaged.

3.Remove the v–packing and head ring. Pull out the intermediate retainer ring. Remove the second v–packing and second head ring.

4.Inspect all parts and replace as necessary.

ACCESSORIES

(Must be purchased separately)

DOWNSTREAM CHEMICAL INJECTOR KIT 800–117

For injecting harsh cleaning chemicals downstream from the pump.

UPSTREAM CHEMICAL INJECTOR KIT 800–257

For injecting mild cleaning chemicals upstream into the pump.

BACKFLOW PREVENTOR 801–133

Prevent back–up of contaminated water into fresh supply. Install upstream of pump.

5.Thoroughly clean the packing cavities and examine.

6.Lightly grease the packing cavities and then replace the packings in the following order: head ring, v–packing, intermediate ring, head ring, v–packing and packing retainer with the o–ring installed in the retainer groove.

CAUTION

Be very sure the parts are installed in the proper order and facing the correct direction. See the pump drawing on page 16. Improperly installed parts will cause a malfunction.

7.Reassemble the manifold as instructed in Servicing the Plungers.

WATER SANDBLASTING KIT 800–120

For abrasive cleaning of stubborn dirt and paint. Requires a spray tip which is not included in kit (2245 uses 801–666, 3035 uses 801–600, 3040 uses 803–107).

ANTI–FREEZE FLUSH KIT 802–327

For flushing system with 50% anti–freeze solution prior to transporting or storing pressure washer in below freezing temperatures.

INLET PRESSURE REGULATOR 800–258

Regulates inlet water pressure to 60 psi (4 bar) maximum.

TECHNICAL DATA

	Model 800–062	Model 800–063	Model 800–065	Model 800–335
Engine (all 11 hp,	Wisconsin Robin	Briggs and Stratton	Wisconsin Robin	Honda OHV
air–cooled, 4 cycle)		I/C
Gasoline Tank Capacity	6.2 quarts (6 liter)	6 quarts (5.7 liter)	6.2 quarts (6 liter)	6.9 quarts (6.5 liter)
Water Pump Maximum	2200 psi (152 bar)	2200 psi (152 bar)	3000 psi (207 bar)	3000 psi (207 bar)
Working Pressure
Water Pump Maximum Flow	4.5 gpm (17 lpm)	4.5 gpm (17 lpm)	3.5 gpm (13 lpm)	4 gpm (15 lpm)
Inlet Hose Connection	3/4” garden hose (f)	3/4” garden hose (f)	3/4” garden hose (f)	3/4” garden hose (f)
Weight	222 lb (101 Kg)	213 lb (97 Kg)	222 lb (101 Kg)	219 lb (100 Kg)
Dimensions	44” (1118 mm)	44” (1118 mm)	44” (1118 mm)	44” (1118 mm)
Length
Width	31” (787 mm)	31” (787 mm)	31” (787 mm)	31” (787 mm)
Height	28” (711 mm)	26” (660 mm)	28” (711 mm)	26” (660 mm)
Maximum Inlet Water	160_￿ F (70_￿ C)	160_￿ F (70_￿ C)	160_￿ F (70_￿ C)	160_￿ F (70_￿ C)
Temperature
Wetted Parts	Acrylonitrile and Buna–N cover and tube
High Pressure Hose
Bypass Hose	Synthetic yarn and EPDM
Pressure Washer	Anodized aluminum, Aluminum or bronze alloys, Brass Copper, Nylon–rPTFEcomposite,
(including fittings)	Ceramic, Buna–N, Cotton phenolic, 303, 304, and 316 Stainless steel, Polymide–12
	thermoplastic,PTFEr, Carbon steel, Zinc with or without yellow chromate plate
	PTFE is a registered trademark of the DuPont Company.

308-489￿ ￿ ￿ ￿ ￿ 19