983 TRAXCAVATOR Every 50 Service Hours Caterpillar


Every 50 Service Hours
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1.1. (7)Track-Check Adjustment
2.2. If Track Is Too Loose
3.2. If Track Is Too Tight
4.2. If Track Did Not Loosen:

(7)Track-Check Adjustment

Correct adjustment allows for 1 to 1-1/2 inches (25 to 40 mm) sag.

If Track Is Too Loose

1. Open access door. Add multi-purpose-type grease thru fill valve.


NOTICE

Do not attempt to tighten track when block on adjusting rod contacts loader frame. Contact your AVSpare dealer for track service.


2. Operate Traxcavator back and forth to equalize pressure.

3. Recheck adjustment.

4. Close access door.

If Track Is Too Tight

1. Be sure front idler can retract. Open access door.

2. Loosen relief valve 1 turn to allow grease to escape.

------ WARNING! ------

Never visually inspect relief valve or fill valve to see if grease is escaping. Always observe the track to see if it has loosened.

------WARNING!--------

3. Tighten valve when adjustment is correct. Operate Traxcavator and recheck adjustment.

If Track Did Not Loosen:

4. Loosen fill valve 1 turn.

5. Operate Traxcavator back and forth a short distance.

6. Loosen relief valve until it touches guard.

7. Loosen fill valve until it touches guard.

8. Move Traxcavator a short distance and check adjustment.

9. Tighten the fill and relief valve when adjustment is correct.

Contact your AVSpare dealer if any difficulty is encountered.