Triplex Ceramic Plunger Pump Operating Instructions/ Repair and Service Manual Models HR2527A/HR3025/ HR3030 Pumps Consumer Pumps HR2527A shown MADE IN THE USA Updated 5/02 Contents: Installation Instructions: Pump Specifications: Exploded View: Parts List: Kits/Torgue Specs: Touble Shooting Repair Instructions: Dimensions/Warranty: page 2 pages 3-5 page 6 page 7 page 8 page 9 page 10-11 back page
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 installation. If you have unique requirements, please contact Giant Industries, Inc. or your local distributor for assistance. 1. The pump should be installed flat on a base to a maximum of a 15 degree angle of inclination to ensure optimum lubrication. 2.
Specifications Model HR2527A Axial Pump Volume HR2527A .................................................................................2.5 GPM Maximum Discharge Pressure .............................................................2750 PSI Maximum Inlet Pressure ......................................................................Up to 90 PSIG1 RPM .....................................................................................................3450 Plunger Diameter ....................................
Specifications Model HR3025 Axial Pump Volume HR3030....................................................................................3.0 GPM Maximum Discharge Pressure .............................................................2500 PSI Maximum Inlet Pressure ......................................................................Up to 90 PSIG1 RPM .....................................................................................................3450 Plunger Diameter ....................................
Specifications Model HR3030 Axial Pump Volume HR3030....................................................................................3.0 GPM Maximum Discharge Pressure .............................................................3000 PSI Maximum Inlet Pressure ......................................................................Up to 90 PSIG1 RPM .....................................................................................................3450 Plunger Diameter ....................................
HR2527A/HR3025/HR3030 EXPLODED VIEW 6
HR2527A/HR3025/HR3030 SERIES PARTS LIST ITEM PART # DESCRIPTION 1* 1* 2 3 4 5** 5** 6 6 7 8A* 8B** 10 11 12 14 15 16 18 19 19A 20 22 28 34 36 37 38 39 41 42 43 Adapting Plate (HR2527A/HR3025) Adapting Plate (HR3030) Socket Head Cap Screw ¼ O-Ring Radial Shaft Seal 7.
HR2527A/HR3025/HR3030 Repair Kits Plunger Packing Kit # 09465 Item 22 20 Part # 06290 06315 Description Pressure Ring V-Sleeve 3 Unloader Repair Kit # 09235 Valve Assembly Kit # 09475 Item 18 19A 19 Part # 07374 06267 06295 Item 36 47 48 49 56 62 66 Qty. 3 Description Qty.
PUMP TROUBLE SHOOTING MALFUNCTION CAUSE REMEDY The Pressure and/or the Delivery Drops Worn packing seals Broken valve spring Worn or Damaged nozzle Fouled discharge valve Fouled inlet strainer Worn or Damaged hose Worn or Plugged relief valve on pump Cavitation Replace packing seals Replace spring Replace nozzle Clean valve assembly Clean strainer Repair/Replace hose Clean,Reset,andReplacewornparts Check suction lines on inlet of pump for restrictions Water in crankcase High humidity Worn seals Redu
REPAIR INSTRUCTIONS - HR2527A/HR3025/HR3030 NOTE: 1. Always take time to lubricate all metal and nonmetal parts with a light film of oil before reassembly. This step will ensure proper fit, at the same time protecting the pump's nonmetal parts (elastomers) from cutting and scoring. With a 19mm socket wrench, remove the three discharge valve plugs (34). Inspect the valve plug o-rings (56) for wear, and replace as necessary. Remove the valve spring (18) and valve cone (19) from the manifold (28).
REPAIR INSTRUCTIONS - HR2527A/HR3025/HR3030 NOTE: Always take time to lubricate all metal and nonmetal parts with a light film of oil before reassembly. This step will ensure proper fit, at the same time protecting the pump's nonmetal parts (elastomers) from cutting and scoring. 54 7. Tap the back of the manifold (28) with a rubber mallet to dislodge, and slide off the plungers (10). Take note of the position of the discharge port so as to place the port in the same position during reassembly. 74 9.
11.25 (HR3030) 9.75 (HR2527A/HR3025) HR2527A/HR3025/HR3030 SERIES DIMENSIONS 6.44 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.
