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07/12  MP4310_MP4135-3100.indd

GIANT INDUSTRIES, INC.

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

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

© Copyright 2012 Giant Industries, Inc.

MP4130-3100 & MP4135-3100 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 car wash applications, the discharge mani 

 

 

folds 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 applica 

 

 

tions, 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  manufac-
turer’s evaluation 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 Operations 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 work-
manship 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 war-

ranty 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 
REPRESENTATION,  EXPRESS  OR  IMPLIED,  INCLUDING  WITHOUT  LIMITATION ANY  WAR-
RANTIES OR MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE AND ALL SUCH 
WARRANTIES ARE HEREBY DISCLAIMED AND EXCLUDED BY THE MANUFACTURER.  

Summary of Contents for MP4130-3100

Page 1: ...nstallation Instructions page 2 Pump Specifications page 3 Exploded View page 4 Parts List Kits page 5 Repair Instructions page 6 10 Torque Specifications page 10 Pump Mounting Selection Guide page 10...

Page 2: ...sistance 1 The pump should be installed flat on a base to a maximum of a 15 degree angle of inclina tion to ensure optimum lubrication 2 The inlet to the pump should be sized for the flow rate of the...

Page 3: ...e on pumps output due to variations in pulleys belts and motors among manufacturers 1 Select GPM required then select appropriate motor pulley from the same line 2 The desired pressure is acheived by...

Page 4: ...4 MP4130 3100 MP4135 3100 Exploded View...

Page 5: ...39 07271 Pressure Ring 6 40 07272 V Sleeve 9 41 07273 Support Ring 6 42 07353 Tension Spring 3 42A 06103 Tension Plug 3 42B 06736 O Ring Tension Plug 3 43 04152 Valve Casing 1 44 07280 0100 Valve Sea...

Page 6: ...shers 50A Tap the back of the mani fold with a rubber mallet to dislodge and slide it off the studs 49 6 To remove the inlet valve assembly insert a 13mm socket with extension through the rear of the...

Page 7: ...washer 50A and second nut on each stud Tighten the nuts against each other Hold the front nut with one wrench and remove the stud bolt by turning the rear nut coun terclockwise with another wrench To...

Page 8: ...ng 21 Inspect the surfaces of the crosshead plunger assembly 25 and connecting rods 24 for heavy scoring or galling due to poor lubrication Check for play at the joint between connecting rod crosshead...

Page 9: ...32 Inspect the ceramic plungers 29B and replace them if necessary Clean the ends of the ceramic and remount onto the crosshead plunger assembly Make certain that the end of the plunger which is not co...

Page 10: ...ing washer 50A and tighten the manifold stud nuts 50 to 696 inch pounds 79 Nm 37 Place the entire discharge assembly into discharge port making certain the assembly is properly seat ed Install dischar...

Page 11: ...loader Check for proper operation Water in crankcase High humidity Reduce oil change interval Worn seals Replace seals Noisy Operation Worn bearings Replace bearings Refill crankcase oil with recommen...

Page 12: ...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...

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