Instruction/ maintenance manual of the product LP255 Series Giant
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Models LP122A Series/LP123/LP255 Triplex Ceramic Plunger Pump Operating Instructions/ Repair and Service Manual For Models: LP122A LP122A-3100 LP122A-4000 LP123 LP255 Contents: Installation Instructio.
2 NOTE: Contact Giant Industries for Service School Information. Phone: (419)-531-4600 INST ALLA TION 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.
LP12 2A SE RI E S/LP1 23 PU LL EY SELECTION AN D H ORSEPO WER R EQU IR EME N TS GP M PUM P PULLEY MO T O R PULLEY R PM 600 PSI 800 PSI 1000 PS I 1300 PS I 2000 P SI * 22. 3 12. 75" 3.95" 500 9.6 12. 7 15.9 20. 7 31.9 24. 7 12. 75" 4.35" 555 10.
L P2 55 PU LLEY SELECT ION A N D H O RSEPOWER R EQ UIREMENTS PUM P PULLEY MO T O R PULLEY R PM GPM 1000 PS I 1500 PS I 2000 PS I 2200 PS I 12. 75" 3.95" 500 13 9.3 13. 9 18. 6 20. 4 12. 75" 4.35" 640 16. 6 11. 9 17. 8 23. 7 26. 1 12.
5 Exploded V iew - LP122A Series/LP123/LP255.
6 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 10 .
7 LP122A SERIES/LP123/LP255 PUMP REP AIR KITS V alve Assembly Kit LP122A. LP123, LP122A-4000, LP255 #09136 Item Part # Description Qty . 46A 07751 Valve Assembly, Complete 3 48A 12055 O-Ring 3 Plunger Packing Kit # 09477 (LP122A, LP123, LP122A-4000) (for pumps manufatured after 4/98) Item Part # Description Qty .
8 LP122A Series/LP123 - 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.
9 11. 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.
10 12. Lubricate weep seal (36). Place, weep seal (36), and pressure ring (36A) into the seal sleeve (35). Assemble the o-ring (35A and 35B for LP255 only) onto seal sleeve and lubricate. 14. Press seal sleeve assembly into the manifold and seat firmly.
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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.
An important point after buying a device Giant LP255 Series (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Giant LP255 Series yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Giant LP255 Series - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Giant LP255 Series you will learn all the available features of the product, as well as information on its operation. The information that you get Giant LP255 Series will certainly help you make a decision on the purchase.
If you already are a holder of Giant LP255 Series, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Giant LP255 Series.
However, one of the most important roles played by the user manual is to help in solving problems with Giant LP255 Series. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Giant LP255 Series along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
