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F-28

F-28

TROUBLESHOOTING & REPAIR

ENGINE THROTTLE ADJUSTMENT TEST (continued)

FIGURE F.8 – STROBE MARK LOCATION

MARK BLOWER

PADDLE HERE

TEST PROCEDURE

1.Conduct this procedure with the engine OFF.

2.Unlatch, lift, and secure the right side service access door. With the 3/8" wrench, remove the right front side cover.

3.With a white or red marking pencil, place a mark on one of the blower paddles or on the side of the flywheel. See Figure F.8 for loca- tion.

4.Connect the strobe-tach according to the manufacturer's instructions.

5.Start the engine and direct the strobe-tach light on the blower paddle. Synchronize it to the rotating mark.

With the machine at HIGH IDLE the tach should read between 1880 and 1910 RPM.

With the machine at LOW IDLE the tach should read between 1350 and 1400 RPM.

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COMMANDER 300

Page 84
Image 84
Lincoln Electric SVM145-B service manual Engine Throttle Adjustment Test, Figure F.8 Strobe Mark Location