Trim Pump Motor Test (Out Of Boat) - Mercury BRAVO Service Manual

OILDYNE TRIM PUMP

Trim Pump Motor Test (Out of Boat)

Making electrical connections may cause a spark. DO NOT perform this test near
flammables or explosives.
1. Remove the trim pump from the boat. Refer to "Trim Pump Removal."
2. Remove the fluid from the trim pump reservoir.
OUT/UP OPERATION
1. Connect a 12 volt Positive (+) supply lead to the blue-white motor lead terminal.
2. Connect the negative (–) supply lead to a good ground on the pump.
3. The motor should run.
IN/DOWN OPERATION
1. Connect a 12 volt Positive (+) supply lead to the green-white motor lead terminal.
2. Connect the negative (–) supply lead to a good ground on the pump.
3. The motor should run.
4. If the motor does not run, refer to "Motor Repair."
Page 5A-18
a - OUT/UP Solenoid
b - 12 Volt Positive (+) Supply Lead
c - Negative Supply Lead
a - IN/DOWN Solenoid
b - 12 Volt Positive Supply (+) Lead
c - GREEN/WHITE Motor Lead
d - Jumper Wire
WARNING
a
b
SERVICE MANUAL NUMBER 28
c
b
c
a
90-863160 MAY 2000
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