Group 15 Repair Specifications ENGINE CONFIGURATION CHART 10 15 1 The PA420A and PA540A engines have an engine configuration number following the engine model number to help separate engine changes. Use the engine configuration number to determine the proper service specifications and procedures to follow in this technical manual. ENGINE CONFIGURATION CHART F510 (Engine S.N. -3887) . . . . . . . . . . . . . . . PA420A-AS00 (Engine S.N. 3888-4898) . . . . . . . . . . . . . . . PA420A-BS00 (Engine S.N. 4899-7322) . . . . . . . . . . . . . . . PA420A-AS01 (Engine S.N. 7323- ) . . . . . . . . . . . . . . . PA420A-AS02 F525 (Engine S.N. -7891) . . . . . . . . . . . . . . .
PA540A-AS00 (Engine S.N. 7892-11999) . . . . . . . . . . . . . . PA540A-BS00 (Engine S.N. 12000-21944) . . . . . . . . . . . . . PA540A-AS01 (Engine S.N. 21945- ) . . . . . . . . . . . . . PA540A-AS02 MX,1015CL,1 -19-23OCT95 TM1475 (23OCT95) 10-15-1 F510/F525 Front Mowers 131295 PN=18