1991 Johnson/Evinrude EI 60 thru 70 outboards Service Manual, Page 113Get this manual
Troubleshooting Test Equipment The following equipment is available from various manufacturers to support your ignition and electrical system troubleshootingManufacturer ordering addresses are on the rear inside cover of this manual
r:;l Spark testers: Stevens NoS21S13C, or S48 Merc-O- Tronic No55-4S or 55-6S
Peak-reading voltmeters: Merc-O- Tronic No781 Stevens NoCD-77 Electro-Specialties NoPRV-1
Ial Ohmmeter capable of reading low and high ranges:
Merc-O- Tronic No700 VOA Stevens NoAT-101
Component temperature can affect resistance values at rate of 10 ohms per FAll resistance values listed in this manual are correct at room temperature (70 or 21 C)