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Models
GP7545GB/GP7550GB/
GP7555GB
Gearbox Versions for Pinion Shaft Drives
Updated 12/21
Contents:
Installation Instructions:
Pump Specifications:
Dimensions:
Exploded View:
Parts List:
Kits:
Torque Specifications:
Maintenance Information:
Repair Instructions:
Warranty Information:
Triplex Ceramic
Plunger Pump
Operating Instructions/
Repair and Service Manual
page 2
page 3
page 3
page 4
page 5
page 6
page 6
page 6
page 7
back page
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Summary of Contents for Giant GP7545GB
- Page 1 Triplex Ceramic Models Plunger Pump Operating Instructions/ Repair and Service Manual GP7545GB/GP7550GB/ GP7555GB Gearbox Versions for Pinion Shaft Drives Contents: Installation Instructions: page 2 Pump Specifications: page 3 Dimensions: page 3 Exploded View: page 4 Parts List: page 5 Kits:...
- Page 2 If only one connection is use, a safety margin of 3 feet (1 meter) has to be added to the required NPSH. Giant plunger pumps are only suitable for pumping fresh clean water. IMPORTANT! The GP7545GB, GP7550GB and GP7555GB...
- Page 3 Stroke ............2.05” (52 mm) Weight ............469 lbs (213 kg) Shaft Rotation ..........Pinion Shaft Towards Back of Pump GP7545GB, GP7550GB & GP7555GB Materials Used for GP Pumps: Gear Ratios and Input Speeds Manifold ..Nickel-Plated Spheroidal Cast Iron...
- Page 4 Exploded View - GP7545GB, GP7550GB & GP7555GB...
- Page 5 GP7545GB, GP7550GB & GP7555GB Spare Parts List ITEM PART DESCRIPTION QTY. ITEM PART DESCRIPTION QTY. 05769 Crankcase 13297 Tension Spring, GP7545GB 13000 Oil Filler Plug Assembly 07636 Pressure Spring, GP7550GB 07603 Oil Dip Stick 13159 Stud Bolt 01009 O-Ring, Dip Stick...
- Page 6 Repair Kits - GP7545GB, GP7550GB & GP75555GB Plunger Packing Kit, GP75545GB- # 09603 Inlet Valve Kit - # 09559 Item Part # Description Qty. Item Part # Description Qty. 13156 O-Ring 05594 Inlet Valve Assembly 07721 O-Ring 07658 O-Ring 07723...
- Page 7 GP7545GB, GP7550GB & GP7555GB Repair Instructions TO CHECK VALVES Loosen plugs (58), take out tension spring (57) and then remove the complete valve assembly (#51 & 52) with either a valve tool or an M16 hexagon screw. Check sealing surfaces and replace worn parts. The dis- charge valve seat (# 52E) can be used on both sides.
- Page 8 Liability under this warranty is on all non-wear parts and limited to the replacement or repair of those products returned freight prepaid to Giant Industries which are deemed to be defective due to workmanship or failure of material. A Returned Goods Authorization (R.G.A.) number and completed warranty evaluation form is required prior to the return to Giant Industries of all products under warranty consideration.
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