Table of Contents
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Models
LP121A/LP121A-0011/
LP200/LP250/LP250W-MT
Updated 02/20
Operating Instructions/
Contents:
Kits:
Pump Mounting Selection Guide: page 6
Recommended Spare Parts List: page 10
Warranty Information:
Triplex Ceramic
Plunger Pump
Repair and Service
Manual
page 2
page 3
page 4
page 5
page 6
page 7-9
page 9
page 10
page 11
back page
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Table of Contents
Related Manuals for Giant LP121A-0011
Summary of Contents for Giant LP121A-0011
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Page 1: Table Of Contents
Triplex Ceramic Plunger Pump Models Operating Instructions/ Repair and Service LP121A/LP121A-0011/ Manual LP200/LP250/LP250W-MT Contents: Installation Instructions: page 2 Pump Specifications: page 3 Exploded View: page 4 Parts List: page 5 Kits: page 6 Pump Mounting Selection Guide: page 6 Repair Instructions:... -
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: Pump Specifications
2200 1000 1.26 39.7 29.6 LP121A 32.5 123.1 1740 1000 1.42 39.3 29.3 LP121A-0011 32.5 123.1 1740 1000 1.42 39.3 29.3 U.S. Metric Stroke ......................1.65” ............42 mm Crankcase Oil Capacity ................118 fl.oz..........3.5 L Temperature of Pumped Fluids ..............140 F ..........60 Inlet Port .............................. -
Page 4: Exploded View
Exploded View - LP121A, LP121A-0011, LP200, LP250, and LP250W-MT... -
Page 5: Parts List
LP121A, LP121A-0011, LP200, LP250, and LP250W-MT Parts List ITEM PART DESCRIPTION ITEM PART DESCRIPTION 07759 Crankcase 07140 O-Ring (LP121A only) 13000 Oil filler Plug Assembly 07140-0001 O-Ring, Viton 05940 Cover Plate (LP121A-0011 only) 07223-0100 Spring Ring 12055 O-Ring (except LP121A) -
Page 6: Kits
LP121A, LP121A-0011, LP200, LP250 SERIES & LP250W-MT Repair Kits Plunger Packing Kits LP250 Series - #09308 LP121A - #09720 Item Part# Description Qty. Item Part# Description Qty. 13360 Grooved Ring 13291 Leakage Seal 07140 O-Ring 07140 O-Ring 12055 O-Ring 07144... -
Page 7: Repair Instructions
LP121A, LP121A-0011, LP200, LP250, and LP250W-MT - Repair Instructions 2. Remove the compression 3. Remove the complete 1. With a 30mm wrench, spring (45), O-rings and valve assembly (46A-46D) remove the 3 plugs (48). support rings (44A & 44B). with valve pullers. - Page 8 LP121A, LP121A-0011, LP200, LP250, and LP250W-MT - Repair Instructions 38/38A 8. Remove seal case (37) from valve casing (43) 9. Check plunger surface (29B). If plunger pipe is worn, loos- en tension screws (29C) and pull off plunger pipe to the and inspect O-rings (38/38A).
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Page 9: Torque Specifications
LP121A, LP121A-0011, LP200, LP250, and LP250W-MT - Repair Instructions To Dismantle Gear End After removing valve casing (43) and plunger pipe (29B), drain oil. Remove crankcase cover (4) and bearing cover (14). Loosen connecting rod screws (24A) and push the front of the connecting rod (24) forward as far as possible into the crosshead guide. -
Page 10: Trouble Shooting
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 Preventative Maintenance Check List & Recommended Spare Parts List... -
Page 11: Dimensions
LP121A, LP121A-0011, LP200, LP250 & LP250W-MT Dimensions - mm (in) - Page 12 NON-SALINE, clean water applications. One (1) year from the date of shipment for all other Giant industrial and consumer pumps. Six (6) months from the date of shipment for all rebuilt pumps.
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