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Hf series – General Pump HF Repair Manual User Manual

Page 6

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GENERAL PUMP

A member of the Interpump Group

HF SERIES

Page 6

Before assembling the cover (sight glass side), be sure that the shim rings have been inserted. To help the

covers fit onto the crankcase, we advise to use 3 screws M6 x 40, and then finish the operation with the

screws supplied (M6 x 18) as shown in fig. 6.

D)

Install the connecting rod cap respecting numbering, and fasten the relevant bolts (lubricating

both the head and the threaded stem (proceeding in three different steps. See fig. 7:

1. Approaching torque 4.3-7 Ft. Lbs. (6-8 Nm)

2. Pre fastening torque 18.4-21 Ft. Lbs. (25-28 Nm)

3. Fastening torque 28 Ft. Lbs. (38 Nm)

E)

Install the rear cover positioning the oil dipstick hole upward.

F)

Fill the crankcase with oil as indicated in the use and maintenance manual in paragraph 7.4.

2.1.3 Disassembly / Assembly of Bearings and Shims

The type of bearings used (tapered roller bearings), ensures the absence of axial play on the crankshaft; the

shims are to be determined to reach this purpose. To assemble / disassemble, or to replace them if needed,

carefully follow the indications below:

Ref 300623 Rev.A

01-12