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P300 Series -
12 & 20 mm versions
For Models:
Updated 11/17
P314, P318, P321, P324, P327, and P330
Repair and Service Manual
Contents:
Parts List/Kits:
Kits/Torque Specifications:
Recommended Spare Parts List:
Dimensions:
Warranty Info:
Triplex Ceramic
Plunger Pump
Operating Instructions/
page 2
page 3
page 4
page 5
page 6
page 6
page 6
page 7
pages 8-10
page 11
back page
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Summary of Contents for Giant P300 Series
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Page 1: Table Of Contents
Triplex Ceramic P300 Series - Plunger Pump Operating Instructions/ Repair and Service Manual 12 & 20 mm versions For Models: P314, P318, P321, P324, P327, and P330 Contents: Installation Instructions: page 2 Pump Specifications: page 3 Exploded View: page 4... -
Page 2: Installation Instructions
1. Prior to initial operation, add oil to the crankcase so that oil level is between the two lines on the oil dip- stick. DO NOT OVERFILL. Use Giant oil - P/N 01153 (20W-50 non-detergent motor oil) Crankcase oil should be changed after the first 50 hours of operation, then at regular intervals of 500 hours or less depending on operating conditions. -
Page 3: Pump Specifications
Pump Specifications U.S. Measurements Max. Nominal/ Max. Power Max. Plunger Stroke Flow Intermittent Speed Req’d Temp. Diameter Pressure Model °F P327 3500/4000 3450 7.0/8.0 0.47 0.42 P314 3500/4000 3450 0.56 9.2/10.5 0.47 P321 3200/3500 3450 0.56 8.4/9.2 0.47 P318 0.56 2000 1450 0.79... -
Page 4: Exploded View
Exploded View - P300 Series - 12 and 20 mm... - Page 5 P300 - 12 and 20 mm SERIES PARTS LIST A = P321 B = P314 C = P318 D = P324 E = P327 F = P330 ITEM PART# DESCRIPTION QTY. ITEM PART NO. DESCRIPTION QTY. 08326 Crankcase 06542 Wrist Pin 06773 Dipstick Assembly 17A 22723...
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Page 6: Pump Mounting Selection Guide
Torque Specifications Position Item# Description Torque Amount 07190 Oil Drain Plug w/ Gasket 22 ft.-lbs. (30 Nm) 06273 OIl Drain Plug 22 ft.-lbs. (30 Nm) 6/6B 07188/1196 Screw 88 in.-lbs (10 Nm) 07225 Screw with Lock Washer 88 in.-lbs. (10 Nm) 08450 Tension Screw, Plunger 199 in.-lbs. -
Page 7: Trouble Shooting
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... -
Page 8: Repair Instructions
REPAIR INSTRUCTIONS - P300 SERIES - 12 and 20 MM VERSIONS NOTE: Always take time to lubricate all metal and nonmetal parts with a light film of oil before reas- sembly. This step will ensure proper fit, at the same time protecting the pump nonmetal parts (i.e., the elastomers) from cutting and scoring. - Page 9 REPAIR INSTRUCTIONS - P300 SERIES - 12 and 20 MM VERSIONS Remove the pressure rings 10. Remove the weep grooved 11. Inspect o-rings (#21 and seals (#23A for P314, (#24) and grooved seals 22) and replace as neces- (#23) from the valve casing P321 &...
- Page 10 REPAIR INSTRUCTIONS - P300 SERIES - 12 and 20 MM VERSIONS Reassembly sequence of the P300 Series pump 16. With the grooved 14. If the oil seals (#19) were 15. Place each seal case (#20) removed, replace them side pointed toward with o-rings (#21, 22) over the plungers (#16).
- Page 11 P300 - 12 and 20 mm SERIES DIMENSIONS - INCHES (mm)
- Page 12 Liability under this warranty is on all non-wear parts and limited to the replacement or repair of those products returned freight prepaid to Giant Industries which are deemed to be defec- tive due to workmanship or failure of material. A Returned Goods Authorization (R.G.A.) number and completed warranty evaluation form is required prior to the return to Giant In- dustries of all products under warranty consideration.
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