Thermo King SB-210, Manual

Page: 85 / 159

Engine Maintenance
85
3. 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.
4. Remove the rocker arm cover.
5. Place the engine at top dead center of the
compression stroke for the number one
cylinder. Refer to steps a. through d.
a. Rotate the engine in the normal direction
of rotation (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 number 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 degrees to place the engine at top dead
center of the compression stroke for the
number one cylinder.
6. Disconnect the 8S wire from the starter
solenoid to prevent the engine from cranking
when the unit is turned On.
7. Press the
O
N
key to turn the unit on.
8. Use the keypad to enter the Interface Board
Test Mode. Refer to the appropriate
Microprocessor Diagnostic Manual for
detailed information about the Service Test
Mode.
9. Energize the fuel solenoid by energizing the
run relay with the Interface Board Test Mode.
10. Rotate the engine backwards
(counterclockwise viewed from the water
pump end) until the 10 degree BTDC (before
top dead center) timing mark is positioned in
the bottom of the timing mark access hole.
There are two injection timing marks. The 10
degree BTDC timing mark is a horizontal line
stamped on the flywheel approximately 1.0 in.
1. Number One Cylinder Injection Line
2. Timing Mark Access Hole
Figure 71: Component Location
CAUTION: Loosen all of the injection
lines at the injection nozzles to prevent the
possibility of the engine firing while it is
being rotated.
1
2
ARA113
1. Index Mark
2. Top Dead Center Mark for 1 and 4
Figure 72: Top Dead Center One and Four
1
2
AEA701