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Triplex Ceramic
Plunger Pump
Operating Instructions/
Repair and Service Manual
Series
P300
For Models:
P314
P316
P317
P318
P319
P321
P340
Contents:
Installation Instructions: page 2
Pump Specifications: pages 3-7, 10
Exploded View: page 8
Parts List: page 9
Kits/Torque Specifications:page 11
Pump Mounting Selection
Guide: page 11
Trouble Shooting: page 12
Recommended Spare
Parts List: page 12
Repair Instructions: pages 13-14
Dimensions/Warranty Info: back page
Updated 5/07
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INSTALLATION INSTRUCTIONS Installation of the Giant Industries, Inc., pump 4. Use of a dampener is necessary to minimize is not a complicated procedure, but there are pulsation at drive elements, plumbing, connections, and other system areas. The use of a dampener some basic steps common to all pumps. The with Giant Industries, Inc. pumps is optional, although following information is to be considered as a recommended by Giant Industries, Inc. to further general outline for installation. If
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Specifications Model P314/P321 U.S. (Metric) Volume ..........................................................Up to 4.1 GPM ....... (15.5 LPM) Discharge Pressure P321 (Continuous) ...... Up to 3200 PSI ....... (220 bar) Discharge Pressure P321 (Intermittent) ...... Up to 3500 PSI ............. (240 bar) Discharge Pressure P314 (Continuous) .......... Up to 3500 PSI ......... (240 bar) Discharge Pressure P314 (Intermittent).......... Up to 4000 PSI ......... (275 bar) Inlet Pressure .............
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Specifications Model P316 U.S. (Metric) 1450 RPM Ratings (Continuous)....................................4.4 GPM @ 3000 PSI..... (16.7 LPM @ 200 bar) Ratings (Intermittent)....................................4.4 GPM @ 3500 PSI..... (16.7 LPM @ 240 bar) 1750 RPM Ratings (Continuous)....................................5.3 GPM @ 2500 PSI..... (20.0 LPM @ 175 bar) Ratings (Intermittent)....................................5.3 GPM @ 3000 PSI..... (20.0 LPM @ 200 bar) Inlet Pressure ...................
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Specifications Model P317 U.S. (Metric) Volume ............................................................ 3.7 GPM ................... (14.0 LPM) Discharge Pressure (Continuous) ................... 3000 PSI................... (200 bar) Discharge Pressure (Intermittent) ................... 3500 PSI ................... (240 bar) Inlet Pressure ..................................................................................... Up to 90 PSI Stroke..................................................
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Specifications Model P318 U.S. (Metric) 1450 RPM Ratings (Continuous) ...................................... 5.5 GPM @ 2000 PSI ...... (20.8 LPM @ 140 bar) 1750 RPM Ratings (Intermittent) ..................................... 6.6 GPM @ 1000 PSI ...... (25 LPM @ 70 bar) Inlet Pressure .................................................. 140 PSI ............................. (10 bar) Stroke.............................................................. 0.63” ................................. 16mm Plu
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Specifications Model P319 U.S. (Metric) Volume ..........................................................Up to 4.8 GPM ....... (18.2 LPM) Discharge Pressure (Continuous) ................Up to 2500 PSI ....... (175 bar) Discharge Pressure (Intermittent) ................Up to 3000 PSI ....... (200 bar) Inlet Pressure .................................................Positive Inlet Pressure Required Stroke ............................................................. 0.31” ........................ 8
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Exploded View - P300 Series 8
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P300 SERIES PARTS LIST A = P321 B = P314 C = P316 D = P317 E = P318 F = P340 G = P319 ITEM PART NO. DESCRIPTION QTY. ITEM PART NO. DESCRIPTION QTY. 1 08326 Crankcase 1 17A 22723 Clip Ring 6 2 06773 Dipstick Assembly 1 18 07770 O-Ring (C, D, E, F, G) 3 3 08410B Crankcase Cover, Short 1 19 08356-0010 Oil Seal 3 3 08410-LG Crankcase Cover, Extended 1 20 08414 Seal Case (A, B) 3 3A 07190 Oil Drain Plug 1 20 08458 Seal Case (C, D, G) 3 3B 13262 Gasket for Plu
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Specifications Model P340 U.S. (Metric) Volume ............................................................ Up to 3.5 GPM ......... (13.2 LPM) Discharge Pressure (Continuous) ................... Up to 3500 PSI ......... (240 bar) Discharge Pressure (Intermittent) ................... Up to 4000 PSI ......... (275 bar) Inlet Pressure ..................................................................................... Up to 90 PSI Stroke.............................................................
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P300 SERIES REPAIR KITS Plunger Packing Kits Oil Seal Kit - # 09144 P314/P321 - # 09152 Item Part # Description Qty. Item Part # Description Qty. 19 08356-0010 Oil Seal 3 23 07391 Grooved Seal Ring 3 23A 08598 Grooved Seal 3 24 07392 Pressure Ring, 12mm 3 Optional Viton Seal Kit P316/P317/P319 0 - # 09119 P316/P317/P319 - # 09456 Item Part # Description Qty. Item Part # Description Qty. 23 08477 Gooved Seal, Black 3 21 07780-0001 O-Ring, Viton 3 23A 08087 Grooved Seal, Brown 3 22 12027-0001 O-
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PUMP SYSTEM MALFUNCTION PUMP SYSTEM MALFUNCTIONS MALFUNCTION CAUSE REMEDY The Pressure and/ Worn packing seals Replace packing seals or the Delivery Drops Broken valve springs Replace springs Belt slippage Tighten or Replace belt Worn or Damaged nozzle Replace nozzle Fouled discharge valve Clean valve assembly Worn or Plugged relief valve on pump Clean, Reset, and Replace worn parts Cavitations Check suction lines on inlet of pump for restrictions Unloader Check for proper operation Wat
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REPAIR INSTRUCTIONS - P300 SERIES NOTE: Always take time to lubricate all metal and nonmetal parts with a light film of oil before reassembly. This step will ensure proper fit, at the same time protecting the pump nonmetal parts (i.e., the elastomers) from cutting and scoring. 1. With a 24mm socket wrench, 2. Using a needle nose pliers, 3. The valve assemblies can be remove the (3) discharge valve remove the inlet and discharge separated by inserting a small plugs and (3) inlet valve plugs valve
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REPAIR INSTRUCTIONS - P300 SERIES 9. Remove the pressure rings 10. Remove the weep grooved 11. Inspect o-rings (#21 and 22) (#24) and grooved seals (#23) seals (23A for all pumps and replace as necessary. from the valve casing (#26). except P318 & #23 for P318 Inspect parts for wear and only) from the seal case replace if necessary. (#20). For P316, P317, & For P318 only, the spacers P319 pumps only, remove the (#23A) can now be removed. pressure rings (#24). 12. For all pumps (except P318), 13.
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REPAIR INSTRUCTIONS - P300 SERIES Reassembly sequence of the P300 Series pump 15. Place each seal case (#20) 14. If the oil seals (#19) were with o-rings (#'s 21 and 22) removed, replace them with 16. With the grooved side over the plungers (#16). Be the primary seal lip (grooved pointed toward the valve certain the oil seal is centered side) towards the crankcase casing, place the weep with the seal case and tap and the dust lip (tapered end) grooved seals (23A for firmly until the seal case i
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P300 SERIES DIMENSIONS - INCHES (mm) 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-serve car wash applications, the discharge manifolds will never fail, period. If they ever fail, we will replace them free of charge. Our other pump parts, used in portable pressure washers and in car wash applications, are warranted for five y
