SIL 3129
Service Bulletin/Repair Instructions
Altec has learned that the cap screws used to mount the planetary winch at the turntable could be shorter than specified on certain D3000A/B and D4000A/B units built from January 2012 to December 2015.
Vehicle report
Technical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.
SIL 3129
Altec has learned that the cap screws used to mount the planetary winch at the turntable could be shorter than specified on certain D3000A/B and D4000A/B units built from January 2012 to December 2015.
SIL-607
ALTEC: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. PRODUCT IMPROVEMENT INFORMATION PROVIDED REGARDING PRINOTH TRACK CARRIERS THAT HAVE MOUNTED CRANES AND DERRICK UNITS. *PE
Complaint counts are reports filed with NHTSA, not failure rates. A common model collects more of them than a rare one that breaks more often.