ENGINE
B2301, B2601, WSM
1-S26
Injection Pipes
1. Loosen the screws on the pipe clamp (1).
2. Remove 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
• 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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Rocker Arm and Push Rod
1. Remove the rocker arm bracket nut.
2. Remove the rocker arm assembly (1).
3. Remove the push rods (2).
(When reassembling)
• When putting the push rods (2) onto the tappets (3), check to
see if their ends are properly engaged with the dimples.
• After installing the rocker arm, be sure to adjust the valve
clearance.
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Tightening torque Injection pipe retaining nut
25 to 34 N·m
2.5 to 3.5 kgf·m
18 to 25 lbf·ft
(1) Pipe Clamp (2) Injection Pipe
(1) Plus Screw Driver
(2) Injection Nozzle
(3) Injection Nozzle Packin
(4) Heat Seal
Tightening torque Rocker arm bracket nut
22 to 26 N·m
2.2 to 2.7 kgf·m
16 to 19 lbf·ft
(1) Rocker Arm Assembly
(2) Push Rod
(3) Tappet