About This File
Taken from #492-4207 Electrical Service Manual
108439 Interlock module
Used on electric start models
1980-1982 model A-81 (E)
1980-1982 model A-111
1982 model RR-832
108440 Interlock module
Used on recoil start models
1980-1981 model A-51
1980-1981 model A-81 (R)