ENGINE TIMING TO INJECTION PUMP (USING TIMING TOOL! Procedure T he tool listed will be needed to do the following procedure: M EL-1056 - Timing Tool Remove the valve cover. Turn the engine crankshaft until No. 1 cylinder is at TDC, compression stroke (both rocker arms are moving at No. 4 cylinder). Align the TDC bolt with the mark in the front pulley �. 8-4701
Remove the fuel injection pump (See Page 7A- 7).
Loosen the screw (Item 1) on the timing tool [ID. Set the correct angle at the gauge according to the Injection Pump Code in the chart as listed.
ENGINE AND INJECTION PUMP TIMING MARKS Injection Pump Code
Eng. Checking
Injection Pump
Degrees
AJ46E AJ47 LJ42 LJ44E LJ47 LJ51
286-1/2 286-1/2 281 281 281 281
298 298 290 290 290 290
18 18 18 18 18 18
Angle
Marking Angle
BTDC
8·8069
Install the adapter into the gear [£). Make sure the dowel pin is in correct alignment. Install the three bolts and tighten.
Move the plate (with V-notch) over the mounting flange [QJ. Turn the timing tool in opposite direction of engine rotation to remove gear play. 0 w
T he engine flange timing mark must be in alignment with the V-notch of the timing tool plate.
' 8-4702
NOTE: If the marks are 180 ° apart, the No. 1 cylinder is not at TDC. lf the mark is not correct, remove the old timing mark. Make a new timing mark on the mounting flange.
IMPORTANT Make sure to turn the TDC bolt out of the front pulley after the timing procedure is done.
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843 Loader Service Manual
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