Giant service manual LP200, LP250 & LP250W-MT Repair Instructions, 44A 44B

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LP200, LP250 & LP250W-MT - REPAIR INSTRUCTIONS

 

 

 

 

 

 

 

 

 

 

 

 

44A

44B

45

 

 

 

 

 

 

1.With a 30mm wrench, remove the (3) plugs (48).

2.Remove the compression spring (45) & o-rings (44A & 44B-LP250W-MT only).

3.Remove the complete valve assembly (46) with valve pullers.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

46A

46B

46D

 

 

 

 

 

 

4.Loosen valve seats (46A) from spacer pipe (46D) by lightly hitting the valve plate (46B) with a plastic stick. Check sealing surface and replace worn parts. Reassemble with new o-rings (44A) if possible and oil them before installing. Tighten up tension plugs (48) to 107 ft.-lbs.

5.Loosen the 8 nuts (49A) with a 19mm wrench. Tap the back of the manifold (43) with a rubber mallet to dislodge and slide off the studs (49).

6.Pull seal sleeves (35) out of guides in crankcase (1).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

42

41

40

40

39

35

36

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7.Remove the tension spring (42), support ring (41), v-sleeves (40), pressure ring (39), from the seal sleeve (35). Examine seals (36) carefully and replace if worn. Clean all parts.

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Contents Updated 5/02 ContentsImportant Operating Conditions Installation InstructionsModel LP200 LP200 Horsepower Requirements Exploded View LP200, LP250 & LP250W-MT LP200, LP250 & LP250W-MT Repair Kits LP200, LP250 & LP250W-MT Parts ListLP250W-MT Model LP250, LP250W-MT LP250 Horsepower Requirements44A 44B LP200, LP250 & LP250W-MT Repair InstructionsLP200, LP250 & LP250W-MT Repair Instructions Pulley & Sheaves LP200, LP250 & LP250W-MT Torque SpecificationsPosition Item# Description BushingsMalfunction Cause Remedy Pump System MalfunctionLP200, LP250 & LP250W-MT Dimensions Giant Industries Limited Warranty