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Triplex Ceramic
Plunger Pump
Models Models Manual
GP8045 / GP8048
Contents:
Installation Instructions: page 2
Pump Specifications (GP8045): page 3
Exploded View page 4
Parts List: page 5
Pump Specifications (GP8048): page 6
Repair Kits/Tool List:/Torque Specifications page 7
Troubleshooting Chart: page 7
Repair Instructions: pages 8-10
Dimensions: page 11
Warranty Information back page
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INSTALLATION INSTRUCTIONS Installation of the Giant Industries, Inc., pump is not a 5. Crankshaft rotation on Giant Industries, Inc. complicated procedure, but there are some basic steps pumps should be made in the direction designated by common to all pumps. The following information is to be the arrows on the pump crankcase. Reverse rotation considered as a general outline for installation. If you may be safely achieved by following a few guidelines have unique requirements, please contact
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Specifications Model GP8045 U.S. (Metric) Volume ............................................................. Up to 48.9 GPM ...... (185 LPM) Discharge Pressure ......................................... Up to 4350 PSI ........ (300 bar) Speed ............................................................... Up to 580 RPM ....... 580 RPM Inlet Pressure ...................................................Up to 29 PSI............ (2.0 bar) Plunger Diameter ............................................
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EXPLODED VIEW -- GP8045 / GP8048
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Item Part Description Qty Item Part Description Qty 1 05380 Crankcase 1 43 05396 Support Ring (GP8045) 3 2 06893 Oil Filler Plug Assy 1 45 05279 Pressure Ring (GP8048) 3 5 22929 Copper Washer 2 45 07636 Pressure Ring (GP8045) 3 6 06273 Oil Drain Plug 1 49 05072 Stud Bolt 8 7 05381 Plug, Oil Dip Stick 1 49A 05073 Hexagon Nut 8 8 05035 Oil Dip Stick Ass’y 1 50 05397 Valve Casing 1 9 01009 O-Ring 1 50A 13162 Centering Stud 2 12 07109 Plug G-1/2 2 50B 05398 Discharge Casing 1 13 06272 Copper Ring 2
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Specifications Model GP8048 U.S. (Metric) Volume ............................................................. Up to 56.8 GPM ...... (215 LPM) Discharge Pressure ......................................... Up to 3770 PSI ........ (260 bar) Speed ............................................................... Up to 580 RPM ....... 580 RPM Inlet Pressure ...................................................Up to 29 PSI............ (2.0 bar) Plunger Diameter ............................................
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GP8045/GP8048 PUMP REPAIR KITS Plunger Packing Kits Valve Assembly Kit - GP8045 & GP8048 GP8045 - #09626 Inlet Valve Kit - #09628 Item Part # Description Qty. Item Part # Description Qty. 38A 05387 O-Ring 6 51B 05400 Inlet Valve Seat 3 39A 05066 O-Ring 3 51C 05314 Valve Plate 3 40 13290 Seal Ring 3 51D 05401 O-Ring 3 42 05394 V-Sleeve 9 51E 07732-0100 Valve Spring 3 51F 08282 Valve Spring Guide 3 GP8048 - #09627 56A 05410 O-R
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GP8045/GP8048 PUMP REPAIR INSTRUCTIONS Valve Inspection and Repair 1) Remove bolts (58). 2) Remove discharge 3) Take out pressure springs casing (50B) up and away. (57A). Pull out assembled valves (51 & 52) with fitting tool. 4) The spring tension cap (51A, 52A) is screwed together with the valve seat (51B or 52B). Screw off spring tension cap. Takeout springs (51E, 52E) and valve plate (51C, 52C). Check sealing surfaces and O-rings (51D, 52D). Replace worn parts. Coat threads of valv
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GP8045/GP8048 PUMP REPAIR INSTRUCTIONS 8) Take out the seal case (38) from the valve (if 7) Be careful not to damage the seal necessary secure 2 screwdrivers in the front O-ring sleeve (39) and pressure ring (41). Check the inner groove to extract seal casing from valve casing). diameter of the pressure ring for wear and if neces- Coat seals with silicon grease before installing. sary replace together with seals (40) and (42). Clean all parts. New parts should be lightly coated with silico
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GP8045/GP8048 PUMP REPAIR INSTRUCTIONS To Dismantle Crankcase Gear 10) Take out plungers and seal sleeves as described 11) Remove the connecting rod screws (24). above. Drain the oil by taking off the plug (12). After removing the clip ring (33B), lever out the seal retainer Connecting rods are marked 1 to 3 (33) with a screwdriver. Open hose adaptor (K11) and for identification. Do not twist connecting rod remove gear cover (K3). Remove the cooling vane plate halves or interchange them. Wh
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Dimensions - GP8045 / GP8048 - mm 11
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GIANT INDUSTRIES LIMITED WARRANTY Giant Industries, Inc. pumps and accessories are warranted by the manufacturer to be free from defects in workmanship and material as follows: 1. For portable pressure washers and self-service car wash applications, the discharge manifolds will never fail, period. If they ever fail, we will replace them free of charge. Our other pump parts, used in portable pressure washers and in car wash applications, are warranted for five years from the dateof shipment for a
