Caterpillar — Check Alignment
Testing & diagnosis · Track
From a Caterpillar service manual covering: Challenger 65, Challenger 70, Challenger 75, Challenger 85, Challenger 95. Check it applies to your exact model before use.
Browse Caterpillar generators & specs →
Before you start
- Failure to align a misaligned track may result in rapid and non-warrantable guide lug wear and damage to midrollers, drivewheels and idlers.
Procedure
- Road the tractor approx 1 mile out and back (10-15 minutes) in high gear (10 Forward) at full throttle on a level surface.
- Stop the machine and immediately get out with the infrared heat gun.
- Check temperatures on the inboard and outboard surfaces of the guide lugs on the LH track; record and compute the difference.
- Repeat the temperature check for the RH track.
Tools required
- Infrared Thermometer Gun Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- A track requires alignment if the temperature difference is greater than approximately 15-20F
Source: Caterpillar service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.