1993 Johnson Evinrude "ET" 60 thru 70 Service Repair Manual, P/N 508284, Page 127Get this manual
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13 DR4740
[!!] 1 Disconnect the 5-pin Amphenol connector between the timer base and power pack
2 Set peak-reading voltmeter to "POS" and "5", "SEN" and "5" on Stevens CD-77 meter3 A