Thermo King SB-III 30 SR+, Manual

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Engine Maintenance (Rev. 04/02)
41
2. Remove the round cover (plug) from the timing mark
access hole on the front of the bell housing. The index
marks on either side of this hole and the timing marks
on the flywheel are used to check the injection pump
timing.
3.
4. Remove the injection line for the number one cylinder
from the delivery valve on the injection pump and from
the injection nozzle.
NOTE: The number one cylinder is the cylinder at the
flywheel end of the engine.
5. Remove the rocker arm cover.
6. Place the engine at top dead center of the compression
stroke for the number one cylinder.
1. Number One Cylinder Injection Line
2. Timing Mark Access Hole
Component Location
ara191
1
2
CAUTION: Loosen all of the injection lines at
the injection nozzles to prevent the possibility
of the engine firing while it is being rotated.
a. Rotate the engine in the normal direction of rota-
tion (clockwise viewed from the water pump end)
until the 1-4 timing mark on the flywheel lines up
with the index mark in the timing mark access
hole.
b. Check the rocker arms on the number one cylinder
to see if they are loose.
c. If the rocker arms are loose, the engine is at top
dead center of the compression stroke for the num-
ber one cylinder.
d. If the rocker arms are tight, the engine is at top
dead center of the exhaust stroke for the number
one cylinder. Rotate the engine 360° to place the
engine at top dead center of the compression stroke
for the number one cylinder.
7. Disconnect the 8S wire from the starter solenoid to pre-
vent the engine from cranking when the unit is turned
ON.
8. Place the On-Off switch in the ON position.
1. Index Mark
2. Top Dead Center Mark for 1 and 4
Top Dead Center One and Four
aea701
1
2