OCR Text |
Show 1 Listening Rod Detect 8 When a noise occurs ln th S g timing gears it can easily h g distinguished by a i0(ld rl' 09 O K or humming sound, and can $ S easily be detected by 80u" 5 3 the timing gear case with f g listening rod or stethoscope n 8 Is nerally caused by 5 2 hearings or gear teeth and in 5 5 some cases by wearing which 5 g causes the gears to mesh m 5 g properly. It is frequently evi S 5 tlent "fter the main bearing ? g have been refitted, since (,! S g .nay change the gear center, g and cause the gear teeth to S 5 mesh deeper. 2 |