Giant LP122A-3100 manual

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Table of contents for the manual

  • Page 1

    Triplex Ceramic Plunger Pump Operating Instructions/ Repair and Service Manual Contents: Installation Instructions: page 2 Pump Specifications: page 3 Exploded View: page 4 Parts List/Kits: page 5 Repair Instructions: pages 6-8 Trouble Shooting: page 9 Recommended Spare Parts List: page 10 Torque Specifications: page 10 Pump Mounting Selection Guid[...]

  • Page 2

    2 NOTE: Contact Giant Industries for Service School Information. Phone: (419)-531-4600 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 [...]

  • Page 3

    3 Specifications Model LP122A-3100 Pump speeds of 640 RPM and above require a minimum inlet pressure of 12 psig. U.S. ................. Metric V olume .............................................................................. 35.6 GPM ........ 134.7 l/m Discharge Pressure .......................................................... 1300 PSI .....[...]

  • Page 4

    4 Exploded View - LP122A-3100[...]

  • Page 5

    5 ITEM PART NO. DESCRIPTION QTY. 1 07759 Crankcase 1 2 13000 Oil Filler Plug 1 4 06085 Crankcase Cover 1 5 07104 O-Ring 1 6 07186 Oil Sight Glass W/Gasket 1 8 06086 Oil Dipstick 1 9 01009 O-Ring 1 1 0 01010-0400 Screw 4 1 1 08094 Spring Washer 5 1 2 07109-0400 Oil Drain Plug 1 1 3 07182 Gasket 1 1 4 07111 Bearing Cover 2 1 5 07112 Crankshaft Seal 2[...]

  • Page 6

    6 LP122A-3100 - Repair Instructions 1. With a 30mm wrench, re- move the six (6) plugs (48) from the valve casing (43). Inspect the o-rings (48A) and replace if necessary. Remove the complete valve assembly (46A) by thread- ing a 12mm bolt into the spring retainer and pulling straight out. 2. To disassemble the valve, screw the bolt into the retaine[...]

  • Page 7

    7 8. If previously disassembled thoroughly clean all exposed surfaces on the spacer (29E) and all exposed threads on the plunger bolt (29C) and the steel plunger base (25). Threads MUST be free of old loc-tite and any other material such as oil, grease, etc. This is necessary to ensure proper curing of new loc-tite. Giant recommends cleaning the th[...]

  • Page 8

    8 11. Press seal sleeve assembly into the manifold and seat firmly. Put the support ring (41) on plunger with v-side facing the manifold. 1 2 . Place entire manifold/seal sleeve assembly over the studs and push firmly until seated against the crankcase. 15. Replace plug with o-ring (48, & 48A) and tighten to 160 ft.-lbs. 14. Next, place valve a[...]

  • Page 9

    9 PUMP SYSTEM MALFUNCTION MALFUNCTION CAUSE REMEDY The Pressure and/ Worn packing seals Replace packing seals or the Delivery Broken valve spring Replace spring Drops Belt slippage Tighten or Replace belt Worn or Damaged nozzle Replace nozzle Fouled discharge valve Clean valve assembly Fouled inlet strainer Clean strainer Worn or Damaged hose Repai[...]

  • Page 10

    10 Position Item# Description Torque Amount 10 08093 Screw, Cover 125 in.-lbs. 17 08095 Hex Screw, Bearing Cover 125 in.-lbs. 24A 13277 Hex Screw, Connecting Rod 250 in.-lbs. 29C 07131-0100 Plunger Bolt 26 ft.-lbs. 48 06077-0100 Plug, Valve 160 ft.-lb s. 49A 07158 Nut, Stud Bolt 60 ft.-lbs. LP122A-3100 TORQUE SPECIFICATIONS Pump Mounting Selection [...]

  • Page 11

    11 LP122A-3100 DIMENSIONS - INCHES (mm)[...]

  • Page 12

    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 will never fail, period. If they ever fail, we will replace them free of cha[...]