Check Track Sag

1. Swing upperstructure 90° and lower front-mounted equipment to raise track off ground.

2. Keep the angle (1) between boom and arm 90-110°.

causym CAUTION: Prevent possible injury from unexpected machine movement. Place blocks under machine frame to support machine while measuring track sag.

3. Place blocks under machine frame to support machine.

4. Rotate track forward two full rotations and then in reverse two full rotations.

T130994


1-Boom-to-Arm Angle

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5. Measure distance (A) at middle track roller from bottom of rock guard to top surface of track shoe.

Track Chain (Standard) - Specification

Track -Sag 102-114 mm (4.0-4.5 in.)

Track Chain (Standard)Track Chain (Heavy Duty, Long, Wide) - Specification

Track -Sag 127-140 mm (5.0-5.5 in.)

For general information on track sag, see Maintenance chapter.


A-Track Sag Distance

T118683B

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