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Contents:

Installation Instructions: 

page 2

LP301A/LP600 Specifications: 

page 3

Exploded View: 

page 4

Parts List: 

page 5

Repair Kits: 

page 6

Repair Instructions: 

page 7-10

Pump Mounting Selection Guide:  

page 10

Torque Specifications: 

page 10

Trouble Shooting/Preventative  
Maintenance Check-List  
& Recommended Spare Parts List: 

page 11

Dimensions: 

back page

Warranty Information: 

back page

Triplex Ceramic
Plunger Pump
Operating Instructions/ 
Manual

Models
LP301A, LP301A-4000, 
LP600 and LP600-4000

Updated 11/13

Summary of Contents for LP301A

Page 1: ...uctions page 7 10 Pump Mounting Selection Guide page 10 Torque Specifications page 10 Trouble Shooting Preventative Maintenance Check List Recommended Spare Parts List page 11 Dimensions back page War...

Page 2: ...e pump dry approximately 10 seconds to drain the water before exposure to freezing temperatures 1 Prior to initial operation add oil to the crankcase so that oil level is between the two lines on the...

Page 3: ...ft Rotation Top of Pulley Towards Fluid End Weight 119 lbs 54 kg Crankshaft Diameter 35 mm Intermittent duty only LP301A PULLEY SELECTION AND HORSEPOWER REQUIREMENTS RPM GPM 2500 PSI 3000 PSI 3500 PSI...

Page 4: ...The stainless steel valve plugs 48 can seize when being screwed out of the cas ing To release tension beforehand strike the plugs 1 2 times with a steel hammer on the top before screwing them out Coa...

Page 5: ...l Filler Plug Assy 1 3 05940 Cover Plate 1 3A 07223 0100 Spring Ring 2 3B 05051 Hexagon Screw 2 4 06085 Crankcase Cover 1 5 07104 O ring Crankcase Cover 1 6 05943 Oil Sight Glass w Gasket 1 8 06086 Oi...

Page 6: ...37 Leakage Seal 3 38 07140 O Ring 3 38A 13241 Support Ring 3 39 13012 O Ring 3 39A 13036 Support Ring 3 40 07322 V Sleeve 3 40A 07268 0100 Pressure Ring 3 40C 05963 Sleeve 3 Plunger Packing Kits LP301...

Page 7: ...harge valve assemblies 46 by pulling them upwards out of the valve casing 43 with a snap ring tongs or any other pull off device Then remove inlet valves in the same way 4 Loosen valve seats 46A and v...

Page 8: ...sleeves 40 sleeve 40C in LP600 only and support ring 40B from the seal sleeve For LP301A and LP301A 4000 pumps remove the pressure spring 41 Examine seals carefully and replace if worn Clean surfaces...

Page 9: ...er side and tighten screw to 265 in lbs 30 NM 29B 29D 29C 13 Replace complete seal sleeve 35 seal case 37 assembly into crankcase 1 Make sure that the weep hole points down ward Note To replace the oi...

Page 10: ...g ring until the outer edge lines up with the outer edge of the bear ing hole Remove bearing cover 14 together with radial shaft seal 15 and o ring 16 Fit crankshaft 22 through bearing hole on the opp...

Page 11: ...n inlet of pump for restrictions Unloader Check for proper operation Water in crankcase High humidity Reduce oil change interval Worn seals Replace seals Noisy Operation Worn bearings Replace bearings...

Page 12: ...rts 3 Use of repair parts other than those manufactured or authorized by Giant 4 Improper use of the product as a component part 5 Changes or modifications made by the customer or third party 6 Theope...

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