Mk series, General pump, Screw calibration – General Pump MK Repair Manual User Manual
Page 43
GENERAL PUMP
A member of the Interpump Group
MK SERIES
Page 43
3. SCREW CALIBRATION
Screws are to be fastened exclusively using a torque wrench.
Description
Exploded View
Position
(From Owner’s Manual)
Fastening
Ft. Lbs.
Fastening
Nm
Crankcase cover screws M8x18
54
14.8
20
Crankcase plug G1/2x13
55
29.5
40
Reducer flange screw M8x18
54
14.8
20
Reducer cover screw M10x50
70
33.2
45
Ring gear stopper screw M10 x 25
65
33.2
45
Reducer case screw M12x40
75
54.2
73.5
Reducer case screw M12x50
64
54.2
73.5
Upper and lower cover screw M6x14
41
7.4
10
Bearing cover screw m12x30
90
29.5
40
Connecting rod screw M12x1.25x87
53
55.3*
75*
Plunger guide screw M10x35
50
44.3
60
Oil seal cover screw M6x14
41
7.4
10
Plunger screw M10x160
27
29.5
40
M16x55 Valve cover screw
26
245.6**
333**
Head plug G1/4”x13
13
29.5
40
Head screw M16x180
25
245.6
333
Valve opening device
2
29.5
40
* Screws should be tightened at intermediate incremental values
** Tightening sequence always cross-wise starting from the 4 internal screws then the 4
external screws (see fig. 108)