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9

29. Replace any shims (#20A) and position the bearing cover (#14) as before. Tighten the bearing cover 

bolts (#17) evenly to position the bearing race. Torque the bolts to 125 inch-pounds. Once the crank-
shaft reassembly is complete, oil the crankshaft races freely before replacing the connecting rod (#24) 
end caps.

30. Reassemble the connecting rods (#24), matching the numbered (or colored) halves. Torque the con

-

necting rod bolts (#24A) to 250 inch-pounds (28 Nm).

31. To replace the oil seal (#31) apply locktite to the outside edges of the seal and install from the front of 

the crankcase (#1). 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. 

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 counter-bored is fac-
ing the discharge side of the pump. Install the seal wash-
er (#29D) on the bolt assembly.

33. Clean the bolt threads (#29C), ap

-

ply locktite, and remount.  

29B                 29D                         29C

36. Reassemble  the  dis

-

charge  valve  assembly 
by placing the valve plate 
(#45),  spring  (#46),  and 
spring  retainer  (#47)  on 
top of the valve seat (#44).  

Press fit together.  

33a.Torque the ceramic 

plunger bolt assembly to 

300 inch-pounds (34 Nm).  

If originally removed, rein-
stall the stud bolts (#49).

34. Install  the  rear  support 

ring  (#41),  rear  v-sleeve 
(#40), rear pressure ring 

(#39). Install the snap ring 

(#36). 

35. Reinstall  the  pressure  ring  (#39), 

v-sleeves  (#40)  and  support  ring 
(#41)  into each plunger bore.  Re-
install the tension spring (#42).

39         40         40          41

Содержание MP4130-3100

Страница 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...

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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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