Kubota ME5700, Workshop Manual

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ME5700, WSM ENGINE
1-S33
Fuel Lift Pump
1. Loosen the pipe clamp, and remove the fuel pipe from the
injection pump side.
2. Remove the fuel lift pump (1).
(When ressembling)
A
Apply a liquid gasket (Three Bond 1215 or equivalent) to the
both sides of fuel lift pump gasket.
Injection Pump
1. Remove the injection pump cover (3) with the engine stop
lever (2)
2. Remove the injection pump mounting screws and nuts.
3. Align the control rack pin (4) with the groove (5) on the
crankcase, then remove the injection pump.
4. Remove the injection pump timing shims.
5. In principle, the injection pump should not be disassemble.
(When reassembling)
A
Install the injection pump so that its control rack pin (4)
engages with the groove (5) of fork lever 1 (1).
A
Install the injection pump cover with the arm of engine stop
lever (2) at the right of the arm of fork lever 1 (1).
A
The sealant is applied to both sides of the shim (soft metal
gasket shim). The liquid gasket is not required for assembling.
A
Addition or reduction of shims (0.05 mm, 0.0020 in.) delays or
advances the injection timing by approx. 0.0087 rad. (0.5 ).
A
In disassembling and replacing, be sure to use the same
number of new shims with the same thickness.
A
Refer to figure left to check the thickness of the shims.
(1) Fuel Pump
0000002469E
(1) Fork Lever 1 (6) Shim
(2) Engine Stop Lever (7) 2-holes : 0.20 mm (0.0079 in.)
(3) Injection Pump Cover (8) 1-hole : 0.25 mm (0.0098 in.)
(4) Control Rack Pin (9) Without hole : 0.30 mm
(5) Groove (0.0118 in.)
0000002470E
KiSC issued 04, 2006 A