Mercury Mariner 4 and 5HP 4-Stroke Outboards Service Shop Manual 1999, Page 6Get this manual
SPECIFICATIONS
IGNITION SYSTEM
Readings taken
Type Spark Plug: Type Gap Hex Size Torque Firing Order Ignition Timing: (Fixed) Capacitor Charge Coil Resistance Trigger Coil Resistance Ignition Coil Resistance: Primary Secondary (Wo Boots) Spark Plug Boot Engine Speed Limiter Oil Pressure Switch (Red Light) Alternator (Optional) Type: Lighting Coil
Lighting Coil Resistance Battery Charging Rectifier (Optional) Manual Start
Capacitor Discharge Ignition
NGK DCPR6E 0.035 in(0.9 mm) 58 in(16 mm) 13 (17.5 Nm) b-ft 25 B.T.D .C95134 (WHTBlKRED) 149243 (RE DIWHTBl K) 0.020.38 30004400 35005200 5900 200 RPM Conti nuity Below 3.5 psi 0.7 psi (24.5 kPa) 68F (20C) 12 Volt 60 Walt (Non Reg ulated Lighting Coil) 0.310.47 (YEUREDYEU RE D) Amperes (Rectified)
Recoil Starter External (PlungerDiaphragm)
CHARGING SYSTEM