1993 Johnson Evinrude "ET" 60 degrees LV Service Manual, P/N 508286, Page 104Get this manual
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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
[!] Spark testers:
Stevens NoS21, S13C, or S48 Merc-O- Tronic No55-4S or 55-6S
Peak-reading voltmeters: Merc-O- Tronic No781 Stevens NoCD-77 Electro-Specialties NoPRV-1 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) Ignition module load adapter: Stevens NoPL-88 Ignition coil terminal extenders: Stevens NoTS-77