Mercury Mariner 25HP 4-Stroke Outboard Service Manual 1997, Page 57Get this manual
Ignition Troubleshooting (Continued) ToolMultimeterDVA Tester 91-99750A 1
Component
Test Coil Primary Stator Charge Coil Stator Charge Coil ::.elector OVA Lead Red Coil OVA Lead Black Coil (+) Orange (0) Lead 12)Ground
SwPosition
400 OVA" 400 DVA' 400 DVA"
vonage ing(l) 300-3000 RPM 250320 250330
H Black (8) Lead (2)
GreeruWhite
WhiteGreen Lead
250330 11)
' If using meter that requires OVA adapter, place selector switch to the 400 VDC position- Reverse Polarity (1) Readings may vary at cranking speed or at idle speed (2) Back probe the electrical lead bullet connector in order to make connection