background image

Contents:

Installation Instructions:             page 2

Pump Specifications: 

        page 3

Exploded View: 

        page 4

Parts List / Repair Kits: 

        page 5

Repair Instructions: 

        page 6

Recommended Spare  

Parts List: 

        page 6

Dimensions: 

        page 7

Warranty Information: 

        back page

Triplex Ceramic

Plunger Pump

Operation Manual

Model
GP7142

Updated 12/21

Summary of Contents for GP7142

Page 1: ...fications page 3 Exploded View page 4 Parts List Repair Kits page 5 Repair Instructions page 6 Recommended Spare Parts List page 6 Dimensions page 7 Warranty Information back page Triplex Ceramic Plun...

Page 2: ...g of seawater resistant bronze Figures given for maximum pressure and maximum speed rpm apply to interval operation When the pump is used in continual operation and or with water warmer than 104 F 40...

Page 3: ...e Ports 2 1 1 4 NPT Weight 375 lbs 170 kg Crankcase Oil Capacity 1 6 Gal 6 0 liter Fluid End Material Cast Iron NPSHR 28 feet of head 8 5 meters of head For continuous duty and or with fluid temperatu...

Page 4: ...4 Exploded View GP7142...

Page 5: ...3 42 07745 V Sleeve 6 43 07744 Pressure Ring 3 44 04324 Spacer Ring 3 45 13297 Tension Spring 3 49 13159 Stud Bolt 8 49A 13160 Hex Nut 8 50 07790 Valve Casing 1 50A 13162 Cylinder Stud 2 51 05594 Inl...

Page 6: ...in gear box and sealing surfaces of valve casing Push valve casing carefully on O rings of seal case and centering studs 50A Tighten nuts 49A to 103 ft lbs 140 Nm TO DISASSEMBLE GEAR Take out plunger...

Page 7: ...tor Unloader Check for proper operation Cavitation Check inlet lines for restrictions and or proper size Pump Pressure as Drop at gun Rated Pressure Restricted discharge plumbing Re size discharge plu...

Page 8: ...tions made by the customer or third party 6 The operation of pumps and or accessories exceeding the specifications set forth in the Operations Manuals provided by Giant Industries Inc Liability under...

Reviews: