Giant LP122A-3100 Operating Instructions/ Repair And Service Manual
Triplex ceramic plunger pump
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Also See for LP122A-3100:
- Operating and service manual (12 pages) ,
- Operating instructions/ repair and service manual (12 pages)
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Models
LP122A-3100 & LP250-3100
Updated 08/20
Contents:
Installation Instructions:
Pump Specifications:
Exploded View:
Parts List/Kits:
Repair Instructions:
Troubleshooting:
Recommended Spare Parts List:
Torque Specifications:
Pump Mounting Selection Guide:
Dimensions:
Warranty Information:
Triplex Ceramic
Plunger Pump
Operating Instructions/
Repair and Service Manual
page 2
page 3
page 4
page 5
pages 6-8
page 9
page 10
page 10
page 10
page 11
back page
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Summary of Contents for Giant LP122A-3100
- Page 1 Triplex Ceramic Models Plunger Pump Operating Instructions/ Repair and Service Manual LP122A-3100 & LP250-3100 Contents: Installation Instructions: page 2 Pump Specifications: page 3 Exploded View: page 4 Parts List/Kits: page 5 Repair Instructions: pages 6-8 Troubleshooting: page 9 Recommended Spare Parts List:...
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Page 2: Installation Instructions
10%. resistance of the pump material. It is the re- sponsibility of the equipment manufacturer and/or operator to ensure that all pertinent safety regulations are adhered to. NOTE: Contact Giant Industries for Service School Information. Phone: (419)-531-4600... - Page 3 The desired pressure is achieved by selecting the correct nozzle size that corresponds with the pump GPM. Pump speeds of 640 RPM and above require a minimum inlet pressure of 12 psig. LP250-3100 PULLEY SELECTION AND LP122A-3100 PULLEY SELECTION AND HORSEPOWER REQUIREMENTS HORSEPOWER REQUIREMENTS 600 PSI...
- Page 4 LP122A-3100 & LP250-3100 Exploded View...
- Page 5 LP122A-3100 & LP250-3100 Spare Parts List Item Part # Description Qty. Item Part # Description Qty. 07759 Crankcase 07133 Radial Shaft Seal 13000 Oil Filler Plug Assembly 13342-0100 Seal Sleeve (LP122A-3100) 05940 Cover Plate 04138 Seal Sleeve (LP250-3100) 07223-0100 Spring Washer...
- Page 6 (1). Remove the pressure rings (39 & 36A), drip nuts (49A) with a 19mm shield for LP122A-3100 only (36B), v-sleeves (40 & 36), support wrench. Tap the back of ring (41) and o-rings (35A) from the manifold and seal sleeve, the manifold (43) with a respectively.
- Page 7 LP122A-3100 & LP250-3100 - Repair Instructions 5. If there are signs of oil leaking through the plunger oil seals, then replacment is neccessary.Remove the plunger pipe (29B) before inspecting oil seals. Dissassemble the gear end and push out the seals from the 29E 29A back of the pump.
- Page 8 11. Lubricate seal (36). Place seal (36) and drip shield (36B for v-sleeves (40) into valve LP122A-3100 only), and pressure ring (36A) into the seal sleeve casing. For LP250-3100, the (35). Assemble the O-ring (35A) onto seal sleeve and lubricate.
- Page 9 Adjust or Replace packing seals Excessive vacuum Reduce suction vacuum Cracked plungers Replace plungers Inlet pressure too high Reduce inlet pressure High Crankcase Wrong Grade of oil Giant oil is recommended Temperature Improper amount of oil in crankcase Adjust oil level to proper amount...
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Page 10: Pump Mounting Selection Guide
(see page 5 for kit list) Oil Seal Kit (1 kit/pump) (see page 5 for kit list) Valve Spare Parts (1 kit/pump) (see page 5 for kit list) LP122A-3100 & LP250-3100 Torque Specifications Position Item # Description Lubrication Torque Amount... - Page 11 LP122A-3100 & LP250-3100 Dimensions - Inches (mm)
- Page 12 1. Five (5) years from the date of shipment for all pumps used in portable pressure washers with NON-SALINE, clean water applications. 2. Two (2) years from the date of shipment for Giant pumps used in car wash applications. 3. One (1) year from the date of shipment for all other Giant industrial and consumer pumps.