TROUBLESHOOTING
SERVICE MANUAL NUMBER 28
Auto Trim II Electrical System
NOTE:Refer to “Auto Trim II System Wiring Diagram.”
Pump Motor Will Not Run UP Or DOWN In Either Manual Or Auto Mode
SOLENOIDS CLICK
Cause
Special Instructions
Check cable 14.
Pump positive battery cable
connection loose or corroded.
110
corroded solenoid connection.
amp fuse blown or loose or
Check for voltage at terminal 5.
Pump motor brushes stuck, corroded
or worn out.
Clean or replace.
Armature commutator dirty.
Armature faulty.
Clean or replace.
Test and replace if bad.
Test and replace if bad.
Replace pump.
Field and frame faulty.
Pump gears frozen.
Disconnect blue-white lead 2 from
solenoid terminal. If pump motor will
now run in the DOWN direction, a
short in the harness is indicated.
Trim harness shorted between UP
and DOWN circuit.
INDEX
Page 1C-22
90-863160 MAY 2000
| Categories | Mercury MerCruiser Manuals |
|---|---|
| Tags | MerCruiser Sterndrives 90-863160 |
| Model Year | 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
(1 votes, average: 3 out of 3)
Marine readers have rated Mercury MerCruiser Bravo Outdrives Sterndrives Marine Engines Service Manual Number 28 3.0 out of 3.0 based on 1 product reviews. I could not find any mention of the seawater pump assembly.
Maybe I have the wrong unit