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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.

07/18  MP4124-SWS.indd

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 dis

-

charge manifolds are guaranteed for the life of the pump. 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  manufac-

turer’s evaluation shows were defective at the time of shipment by the manufacturer.  The follow

-

ing 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 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 prod-

ucts 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 pro-

vided 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

MP4120-SWS/MP4124-SWS DIMENSIONS - INCHES (mm)

Содержание MP4120-SWS

Страница 1: ...air and Service Manual Contents Installation Instructions page 2 Pump Specifications page 3 Exploded View page 4 Parts List Repair Kits page 5 Trouble Shooting page 6 Repair Instructions page 7 11 Torque Specifications page 11 Dimensions page 11 Warranty Information back page Updated 07 18 ...

Страница 2: ...ght 1kg dm3 viscosity 1 E at max per missible revolutions Operation and Maintenance Check oil level prior to starting and ensure trouble free water supply Oil Use 33 8 fl ounces 1 0 liters of Giant s part number 01154 or ISO VG 220 GL4 e g Aral Degol BG220 or SAE 90 GL4 gear oil Initial change after 50 operating hours and then every 500 hours after 6 months opera tion in any case Caution when oper...

Страница 3: ...er one 1 pulley diameter and the required pump RPM must be known Pump RPM x Pump Pulley Diameter Motor RPM Motor Pulley Diameter Motor RPM x Motor Pulley Diameter Pump RPM Pump Pulley Diameter Common Specifications Inlet Pressure 145 PSI 10 Bar Crankshaft Diameter 1 10 28 mm Crankcase Oil Capacity 33 8 fl oz 1 L Inlet Ports 2 1 NPT Discharge Ports 2 3 4 NPT Stroke except MP4126 1 02 26 mm Stroke M...

Страница 4: ...4 Exploded View MP4120 SWS MP4124 SWS ...

Страница 5: ... 17 07114 Hex Screw Bearing Cover 9 20 07248 Roller Bearing Tapered 2 20A 07249 Shim 2 20B 06962 Fitting Disc 2 21 05375 Shaft Protector 1 22 07251 Crankshaft 1 23 07252 Key 1 24 07253 Connecting Rod 3 25 07596 Crosshead Complete 3 28 07255 Crosshead Pin 3 29A 07256 Centering Sleeve 3 29B 07262 Ceramic Plunger MP4120 3 29B 13046 Ceramic Plunger MP4124 3 29C 13007 Bolt Sold only w 07258 3 29D 07258...

Страница 6: ...ade of oil Improper amount of oil in crank case REMEDY Replace packing seals Replace spring Tighten or Replace belt Replace nozzle Clean valve assembly Clean strainer Repair Replace hose Clean Reset and Replace worn parts Check suction lines on inlet of pump for restrictions Check for proper operation Reduce oil change interval Replace seals Replace bearings Refill crankcase oil with recommended l...

Страница 7: ... a rubber mallet to dislodge and slide it off the studs 49 The spacer 51 can now be removed by pry ing gently outward with a screw driver through the front of the inlet port 6 To remove the inlet valve assembly insert a 13mm socket with extension through the rear of the inlet manifold 43 port and tap it firmly with a hammer This will force the tension spring 46A valve housing 52 and the remainder ...

Страница 8: ...ch and remove the stud bolt by turning the rear nut coun terclockwise with another wrench To reassemble turn the front stud bolt nut clockwise 11 Inspect ceramic plunger pipe 29B Clean any dirt or grime If the surface of the pipe is rough scored or pitted replace plunger pipe To remove the ceramic plunger pipe turn the plunger bolt 29C counterclockwise with a 13mm socket Use a steady torque to pre...

Страница 9: ...g 53 and replace it on to the valve housing Reinstall the entire inlet valve assembly into the manifold 43 Replace the tension plugs 42A and tighten 18 Reassemble the discharge valve assembly by placing the valve plate 45 spring 46 and spring retainer 47 on top of the valve seat 44 Press fit together Place the entire discharge assembly into dis charge port making certain the assembly is properly s...

Страница 10: ...ed crosshead plunger assembly 25 from the crankcase 1 by pulling it straight out The oil seals 31 may now be removed by tapping them out through the front of the crankcase Be careful not to damage the snap ring 29 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 c...

Страница 11: ...The side of the seal with the spring must face the oil Make sure that the face of the seal is flush with the crankcase Reassembly Sequence REPAIR INSTRUCTIONS MP 4120 SWS MP4124 SWS 40 Clean the back edge of the crankcase and replace the crankcase cover 4 be careful not to pinch the crankcase cover o ring 5 41 Fill the crankcase with 32 fluid ounces of Giant oil or the equivalent SAE 80W 90 Indust...

Страница 12: ...r 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 lim...

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