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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. 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 years 

from the date of shipment for all pumps used in NON-SALINE, clean water applications.

 

2.    One (1) year from the date of shipment for all other Giant industrial and consumer pumps.

 

3.    Six (6) months from the date of shipment for all rebuilt pumps.

 

4.    Ninety (90) days from the date of shipment for all Giant accessories.

                   

This warranty is limited to repair or replacement of pumps and accessories of which the  manufacturer’s evalu-

ation shows were defective at the time of shipment by the manufacturer.  The following items are NOT covered 

or will void the warranty:

 

1.   Defects caused by negligence or fault of the buyer or third party.

 

2.    Normal wear and tear to standard wear parts.

 

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.   The operation of pumps and or accessories exceeding the specifications set forth in the Opera-

tions Manuals provided by Giant Industries, Inc.

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 defective 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 Industries of all products under warranty consideration.  Call (419)-531-4600 or fax 

(419)-531-6836 to obtain an R.G.A. number.

Repair or replacement of defective products as provided is the sole and exclusive remedy provided hereunder 

and  the  MANUFACTURER  SHALL  NOT  BE  LIABLE  FOR  FURTHER  LOSS,  DAMAGES,  OR  EXPENSES, 

INCLUDING INCIDENTAL AND CONSEQUENTIAL DAMAGES DIRECTLY OR INDIRECTLY ARISING FROM 

THE SALE OR USE OF THIS PRODUCT.

THE LIMITED WARRANTY SET FORTH HEREIN IS IN LIEU OF ALL OTHER WARRANTIES OR REPRESENTA-

TION, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY WARRANTIES OR MERCHANTABILITY 

OR FITNESS FOR A PARTICULAR PURPOSE AND ALL SUCH WARRANTIES ARE HEREBY DISCLAIMED 
AND EXCLUDED BY THE MANUFACTURER.

 

 

GIANT INDUSTRIES, INC.

, 900 N. Westwood Ave., Toledo, Ohio  43607

PHONE (419) 531-4600, FAX (419) 531-6836, www.giantpumps.com

© Copyright 2018 Giant Industries, Inc.

06/18  P400-22_25mm.indd

Dimensions - P420/P420-0011/P420-0021/P422/P423 and P425 - Inches (mm) 

 

Содержание P400 Series

Страница 1: ...Kits page 7 Pump Specifications P425 page 8 Repair Instructions Torque Specs pages 9 10 Trouble Shooting Chart page 11 Recommended Spare Parts List page 11 Dimensions back page Warranty Information back page Updated 06 18 Triplex Ceramic Plunger Pump Operating Instructions Repair and Service Manual For Models P420 P420 0011 P420 0021 P422 P423 P425 ...

Страница 2: ...Important If there is a danger of frost the water in the pump and in the pump fittings particularly the unloader valve must be emptied The second dis charge port cal also be used and the pump run dry for 1 2 minutes for this purpose Oil amount 30 4 ounces 0 9 liters Only use ISO VG 220 industrial gear oil e g Aral Degol BG220 or automobile gear oil SAE 90 GL4 Giant p n 01154 Initial oil change aft...

Страница 3: ...e or more of the limits specified above SPECIAL NOTE The theoretical gallons per revolution gal rev is 0 00883 To find specific outputs at various RPM use the formula GPM 0 00883 x RPM U S Metric Volume Up to 12 8 GPM 48 4 L min Discharge Pressure Up to 2175 PSI 150 bar Maximum Power Consumption 19 2 BHP 14 3 kW Inlet Pressure 4 35 to 145 PSI 3 to 10 bar Stroke 0 945 24mm RPM Up to 1450 RPM Plunge...

Страница 4: ...formula HP GPM X PSI 1450 SPECIAL NOTE The theoretical gallons per revolution gal rev is 0 00683 To find specific outputs at various RPM use the formula GPM 0 00683 x RPM Specifications Model P422 U S Metric Volume Up to 9 9 GPM 37 3 LPM Discharge Pressure Continuous Up to 2610 PSI 180 bar Discharge Pressure Intermittent Up to 3000 PSI 200 bar Maximum Power Consumption 17 7 BHP 13 2 kW Inlet Press...

Страница 5: ...mp horse power requirements use the following formula HP GPM X PSI 1450 SPECIAL NOTE The theoretical gallons per revolution gal rev is 0 00566 To find specific outputs at various RPM use the formula GPM 0 00566 x RPM Specifications Model P423 U S Metric Volume Up to 8 2 GPM 31 1 LPM Discharge Pressure Up to 2900 PSI 200 bar Maximum Power Consumption 16 4 BHP 12 2 kW Inlet Pressure 4 35 to 145 PSI ...

Страница 6: ...6 EXPLODED VIEW P420 P420 0011 P420 0021 P422 P423 AND P425 PUMPS ...

Страница 7: ...23B 12255 0010 Weep Seal Viton J 3 23B 12255 0020 Weep Seal Teflon K 3 23B 13390 Weep Seal B G 3 24 08376 Pressure Ring A H J K 6 24 06252 Pressure Ring B G 3 25 08394 Weep Return Ring A H J K 3 25 06254 Weep Return Ring B G 3 26 08395 Manifold 1 27A 08408 Valve Assembly A B G H 6 27A 08408 0001 Valve Assembly J K 6 27 08370 Valve Seat 6 28 06791 0100 Valve Plate 6 29 06377 0100 Valve Spring 6 30 ...

Страница 8: ...equirements use the following formula HP GPM X PSI 1450 SPECIAL NOTE The theoretical gallons per revolution gal rev is 0 00738 To find specific outputs at various RPM use the formula GPM 0 00738 x RPM Specifications Model P425 U S Metric Volume Up to 10 7 GPM 40 4 LPM Discharge Pressure Up to 2465 PSI 170 bar Maximum Power Consumption 18 1 BHP 13 5 kW Inlet Pressure 4 35 to 145 PSI 3 to 10 bar Str...

Страница 9: ...27 and the valve spring retainer 30 the valve assembly can be separated 4 Remove the o ring 31 Inspect all parts for wear and replace as necessary Apply one drop of loctite 243 to the valve plugs 32 and tighten to 107 ft lbs 145 NM 5 Use a 8mm allen wrench to remove the 8 socket head cap screws 34 Carefully slide the valve casing 26 out over the plungers 6 Remove seal case 20 and weep return rings...

Страница 10: ...08092 Plug with Gasket 59 ft lbs 80 Nm 6 01010 Screw 111 in lbs 12 5 Nm 10 07114 Screw with Washer 133 in lbs 15 Nm 15B 05349 Connecting Rod Screw 97 in lbs 11 Nm 16D 08399 Tensioning Screw Loctite 243 20 7 ft lbs 28 Nm 32 08373 Plug Loctite 243 107 ft lbs 145 Nm 34 08396 Cap Screw Lightly Oil 30 ft lbs 40 Nm Repair Instructions P420 P420 0011 P420 0021 P422 P423 and P425 11 If oil leaks under und...

Страница 11: ...sure Drop leaks correctly sized inlet plumbing to pump Accumulator pressure Recharge Replace accumulator Unloader Check for proper operation Cavitation Check inlet lines for restrictions and or proper size Pressure Drop at Gun Restricted discharge plumbing Re size discharge plumbing to flow rate of pump Excessive Worn plungers Replace plungers Leakage Worn packing seals Adjust or Replace packing s...

Страница 12: ...tions made by the customer or third party 6 The operation of pumps and or accessories exceeding the specifications set forth in the Opera tions Manuals provided by Giant Industries Inc 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 defective due to workmanship or f...

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