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Triplex
Plunger Pump
Operating Instructions/
Repair Instructions
Manual
Model
Consumer Pump
GXR Series
Horizontal/Vertical Pump
with built-in Regulator,
Thermal Relief Valve and
Siphon Injector
Contents:
Installation Instructions: page 2
Pump Specifications: page 3
Exploded View/Kits: page 4
Parts List: page 5
MADE IN THE USA
Torque Specifications: page 5
Repair Instructions: pages 6-7
Dimensions: back page
Warranty Information: back page
Updated 8/01
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INSTALLATION INSTRUCTIONS Installation of the Giant Industries, Inc., pump is not a complicated procedure, but there are some basic steps common to all pumps. The following information is to be considered as a general outline for instal- lation. If you have unique requirements, please contact Giant Industries, Inc. or your local distributor for assistance. 1. For horizontal applications the pump should be 4. Use of a dampener is necessary to minimize installed flat on a base to a maximum of
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Specifications Model GXR Series GXR2224 ..............................................................................................2.2 GPM @ 2400 PSI GXR2424 ..............................................................................................2.4 GPM @ 2400 PSI 1 Maximum Inlet Pressure.......................................................................Up to 90 PSIG RPM ......................................................................................................3450 Plunge
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GXR SERIES EXPLODED VIEW Plunger Packing Kit Oil Seal Kit # 09465 # 09468 Item Part # Description Qty. Item Part # Description Qty. 20 06290 Support Ring 3 15 06316 Plunger Oil Seal 3 21 06315 V-Sleeve 3 Regulator Repair Kit Valve Assembly Kit # 09534 # 09466 Item Part # Description Qty. Item Part # Description Qty. 24 23507 O-Ring 1 18 07374 Valve Spring 6 25 06710 Seat 1 19 06267 Guided P-Valve 3 26 06386 Ball 1 36 06295 Discharge Valve Cone 3 27 06385 O-Ring 1 28 06384 Plastic Poppet
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GXR SERIES PARTS LIST ITEM# Part# Description QTY. ITEM# Part# Description QTY. 1 07805 Radial Shaft Seal 1 23 12007 O-Ring 3 2 06310* Adapting Flange 1 24 23507 O-Ring 1 3 06294 O-Ring 1 25 06710 Seat 1 4 06300 Rear Bearing 1 26 06386 6mm S.S. Ball 1 5 06690** Wobble Plate 6.1 Degree 3/4" 27 06385 O-Ring 1 (GXRH1114) 1 28 06384 Plastic Poppet Valve 1 5 06566** Wobble Plate 6.3 Degree 3/4" 29 06382 Spring 1 (GXRH2424) 1 30 06410 O-Ring 1 + 5 06696 Wobble Plate 6.1 Degree 7/8" 31 06392 Cap 1 (GXR
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REPAIR INSTRUCTION - GXR SERIES 1. With a 14mm socket wrench, 3. With a crescent wrench, re- 2. Remove the valve spring remove the three discharge move the injector retainer (18) and valve cone (36) valve plugs (27). Inspect (47). Inspect the o-ring (46) from the manifold (35). In- the valve plug o-rings (23) for wear and replace as nec- spect the parts for wear and for wear, and replace as essary. replace as necessary. necessary. 8. Next, remove the four mani- 10. Tap the back of the manifol
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GXR SERIES REPAIR INSTRUCTIONS 21 20 19 18 17 11. Remove the guided p-valve, (19), valve springs (18), v-sleeves 12. If the crankcase oil seals (15) (21) and pressure rings (20). Inspect for wear and replace are to be replaced, they can as necessary. Remove the spacer ring (17) from the be removed by prying loose plungers (8). with a screwdriver. Take care not to make contact with the plunger (8) and pry out the oil seals from their housing. Sea
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GXR Series Dimensions (inches) 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 are guaranteed for the life of the pump. Our other pump parts, used in portable pressure washers and in car wash applications, are warranted for five years from the date of shipment for all pumps
