Kubota SM-E4B Series Workshop Manual page 95

SM-E4B SERIES, WSM
Injection Pipes
1. Loosen the screws to the pipe clamp (2).
2. Detach the injection pipes (1).
(When reassembling)
• Sent compressed air into the pipes to blow out dust. Then,
reassemble the pipes in the reverse order.
Tightening torque Injection pipe retaining nut
(1) Injection Pipe
Nozzle Holder Assembly and Glow Plug
1. Remove the overflow pipe (1).
2. Remove the nozzle holder assemblies (4).
3. Remove the copper gasket (5) and heat seal (6).
4. Remove the lead (2) from the glow plugs (3).
5. Remove the glow plugs (3).
(When reassembling)
• Replace the copper gasket and heat seal with new one.
Overflow pipe retaining nut
Tightening torque Nozzle holder assembly
Glow plug
(1) Overflow Pipe
(2) Lead
(3) Glow Plug
Nozzle Heat Seal Service Removal Procedure
IMPORTANT
• Use a plus (phillips head) screw driver (1) that has a
diameter which is bigger than the heat seal hole (Approx.
6.0 mm (0.24 in.)).
1. Drive screw driver (1) 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 (4) out
together with the injection nozzle gasket (3).
4. If the heat seal drops, repeat the above procedure.
(When reassembling)
• Heat seal and injection nozzle gasket must be changed when
the injection nozzle is removed for cleaning or for service.
(1) Plus Screw Driver
(2) Injection Nozzle
1-S31
ENGINE
25 to 34 N·m
2.5 to 3.5 kgf·m
18 to 25 lbf·ft
(2) Pipe Clamp
9Y1210785ENS0031US0
20 to 24 N·m
2.0 to 2.5 kgf·m
15 to 18 lbf·ft
49 to 68 N·m
5.0 to 7.0 kgf·m
37 to 50 lbf·ft
7.9 to 14 N·m
0.80 to 1.5 kgf·m
5.8 to 10 lbf·ft
(4) Nozzle Holder Assembly
(5) Copper Gasket
(6) Heat Seal
9Y1210785ENS0032US0
(3) Injection Nozzle Gasket
(4) Heat Seal
9Y1210785ENS0033US0
KiSC issued 01, 2013 A