Kubota B1830, Workshop Manual

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ENGINE B1830,B2230,B2530,B3030, WSM
1-S40
(2) Cylinder Head and Valve and Oil Pan
Cylinder Head Cover
1. Disconnect the breather hose (1).
2. Remove the head cover nut (2).
3. Remove the cylinder head cover (3).
(When reassembling)
• Check to see if the cylinder head cover gasket is not defective.
9Y1210003ENS0054US0
Injection Pipes
1. Loosen the screws on the pipe clamp (1).
2. Detach the injection pipes (2).
(When reassembling)
• Sent compressed air into the pipes to blow out dust. Then,
reassemble the pipes in the reverse order.
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Nozzle Heat Seal Service Removal Procedure
IMPORTANT
• Use a plus (phillips head) screw driver that has a Dia. which
is bigger than the heat seal hole (Approx. 6 mm (1/4 in.)).
1. Drive screw driver lightly into the heat seal hole.
2. Turn screw driver three or four times each way.
3. While turning the screw driver, slowly pull the heat seal out
together with the injection nozzle gasket.
If the heat seal drops, repeat the above procedure. Heat seal
and injection nozzle gasket must be changed when the injection
nozzle is removed for cleaning or for service.
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Tightening torque Cylinder head cover nut
6.9 to 8.8 N·m
0.70 to 0.90 kgf·m
5.1 to 6.5 lbf·ft
(1) Breather Hose
(2) Head Cover Screws (3) Cylinder Head Cover
Tightening torque Injection pipe retaining nut
24.5 to 34.3 N·m
2.5 to 3.5 kgf·m
18.1 to 25.3 lbf·ft
(1) Pipe Clamp (2) Injection Pipe
(1) Plus Screw Driver
(2) Injection Nozzle (3) Injection Nozzle Packin
(4) Heat Seal
KiSC issued 05, 2012 A