Replace the rear outer boom cover, General maintenance – SkyTrak 10042 Operation Manual User Manual

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General Maintenance

163

Model 10042

Rev. 11/03

4. Start the vehicle, cycle the boom in and out several times. With the

boom horizontal, fully extend the boom and then retract it 2"
(51 mm) (one inch per section). Turn the vehicle OFF.

5. Measure the chain sag. Acceptable boom chain sag is between

1.5" (38 mm) and 2.5" (64 mm). If the chain sag is less than 1.5" (38
mm), repeat steps 1 through 5 until the sag is within the acceptable
range.

NOTE: If the top boom extend chain sag cannot be adjusted within the
acceptable range of 1.5" (38 mm) to 2.5" (64 mm), the boom may require
extensive adjustment and/or repair. Contact your local Sky Trak Distributor.

6. Replace the rear outer boom cover.

OH0252