Recent content by mak747

  1. M

    86' GT150 Stator or Rectifier/Regulator?

    1986 Johnson GT150. 35 amp stator. Water cooled rectifier/regulator. Went to the lake this weekend and noticed that the battery was not being charged by the motor. The voltage read 12.3 volts whether the motor was on or off. The voltage normally reads above 13v when the motor is running. When...
  2. M

    86 Johnson GT150 Tilt/Trim problem

    I have a 1986 Johnson GT150 model J150STLCDC which the tilt and trim quit working on. The electric motor works but the unit will will not raise or lower the motor. The problem started with the tilt no working but the trim working fine but has now progressed to where neither work. I tried filling...
  3. M

    86' Johnson GT150 Charging Voltage Question

    I have a 1986 Johnson GT-150 outboard with the 35 amp alternator. Lately I have noticed that my volt meter has started reading up to 15.5 volts while at WOT. The sonar unit I have displays the supply voltage and it too shows ~15.5 volts while at WOT. When at idle the voltage reading is ~12.5 and...
  4. M

    1986 GT150 Upper Driveshaft Seals

    1986 Johnson GT150 J150STLCDC. Getting ready to replace the water pump on this motor and was wondering if it would be a good idea to replace the upper driveshaft seals at the same time. There is no indication of them failing, but thought that while I had it apart I might as well replace any...
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