Piston And Connecting Rod - Kubota WG972-E2 Workshop Manual

WG972-E2, DF972-E2, WSM

(6) Piston and Connecting Rod

Fuel Camshaft
1. Remove the retaining plate (4).
2. Remove the fork lever holder (for mechanical governor only)
mounting screws (6), then draw out the injection pump gear (1)
and fuel camshaft (5) with the governor fork assembly.
■
NOTE
• Electronic governor specification engine does not install the
fork lever (3) and governor assembly.
(1) Injection Pump Gear
(2) Governor Sleeve
(3) Fork Lever
Oil Pump and Crankshaft Gear
1. Remove the oil pump gear (6).
2. Remove the oil pump (5).
3. Remove the collar (4), O-ring (3) and crankshaft oil slinger (2).
(When reassembling)
• Install the collar (4) after aligning the marks on the gear.
(1) Crankshaft Gear
(2) Crankshaft Oil Slinger
(3) O-ring
Connecting Rod Cap
1. Remove the connecting rod caps (1) using a bihexagonal 8 mm
socket.
(When reassembling)
• Align the marks (a) with each other. (Face the marks toward the
intake manifold.)
• Apply engine oil to the connecting rod screws and lightly screw it
in by hand, then tighten it to the specified torque.
If the connecting rod screw won't be screwed in smoothly, clean
the threads.
If the connecting rod screw is still hard to screw in, replace it.
Tightening torque Connecting rod screw
(1) Connecting Rod Cap
S-43
GASOLINE / LPG ENGINE
(4) Retaining Plate
(5) Fuel Camshaft
(6) Fork Lever Holder Mounting Screw
W10178820
(4) Crankshaft Collar
(5) Oil Pump
(6) Oil Pump Gear
W10180290
26.5 to 30.4 N·m
2.7 to 3.1 kgf·m
19.5 to 22.4 ft-lbs
(a) Mark
W10275480
KiSC issued 01, 2006 A