OPM 250 en-GB 66
©
Scania CV AB 2016, Sweden
Miscellaneous
• Turn the flywheel in the engine's direction of
rotation so that TDC down or TDC up is vis-
ible in the flywheel housing window.
• Check the valve transition and start adjusting
as indicated in the table.
Checking and adjusting the unit injector
The unit injectors are adjusted using setting tool
99 442 or a digital sliding caliper.
From below Valve transition Valve adjust-
ment
Injector From above
TDC down 1 6 2 TDC up
120/480 5 2 4 300/660
240/600 3 4 1 60/420
TDC down 6 1 5 TDC up
120/480 2 5 3 300/600
240/600 4 3 6 60/420
1
A
B
a
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