Troy-Bilt TB146 EC Owner's Manual - ManualMachine View and Download Troy-Bilt TB146 EC instruction manual online. TB2044 XP; TB20CS 5; TB20DC; TB210 3; TB22; TB22 EC 3; TB225; TB230 8; TB2450 2; TB245CS; TB250B 4; TB25BP 2; TB25C5; TB25CS 7; TB25ET 6; tb25ght; If they do not, take the unit to a Troy-Bilt or other qualified service dealer for an adjustment. Troy-Bilt String Trimmer | TB2044XP | eReplacementParts Anthony SACCO for model number TB2044 XP asked on 2019-08-14. Cannot find in owners manual. Mine accidentally came out. Could you supply part no. And price? Thanks . Ronny calloway for model number Tb2044xp asked on 2019-08-21. Question: Troy Bilt 2044xp Trimmer . unfixer.