297
Trim and Tilt
Electrical Circuit Tests
12
Connect a 0 to 100 A DC ammeter in series
between the battery side of the starter solenoid
and the red lead to the trim/tilt relay module.
Observe ammeter and a stopwatch while running
hydraulic unit through several complete cycles.
Compare test results to the values listed:
3-Cylinder Models
2-Cylinder Models
Test results include three basic possibilities:
A. Low current draw – Check for:
•
Valves leaking
•
Pump damaged
•
O-rings leaking
•
Manual release valve damaged
B. High current draw – Check for:
•
Valves sticking
•
Pump binding
•
Motor binding
•
Cylinder binding
C. Normal current draw, slow operating
speed – Check for:
•
Manual release valve damaged
Trim and Tilt Motor No Load Test
IMPORTANT:
Securely fasten motor in a suit-
able fixture before proceeding with this test.
Use a battery rated at 360 CCA (50 Ah) or higher
that is in good condition and fully charged to per-
form this test.
Connect a 0 to 25 A ammeter in series with the
battery positive (+) terminal, ammeter red lead
toward terminal.
Attach or hold a vibration or mechanical tachome-
ter to the motor while performing this test.
Monitor motor RPM and current draw.
1.
Red lead
005441
Mode
Normal
Current
Draw
Time in
Sec-
onds
Full Range UP
<30 A
12-18
Full Range DOWN
<30 A
<18
Stall
<40 A
–
Mode
Normal
Current Draw
Time in
Sec-
onds
Stall UP
11 to 16 Amps
–
Stall DOWN
16 to 22 Amps
–
Full Range UP
–
13 to 19
Full Range
DOWN
–
10 to 16
1
30957
Содержание Evinrude E-TEC
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Страница 314: ...314 Trim and Tilt Notes Notes Technician s Notes Related Documents Bulletins Instruction Sheets Other...
Страница 324: ...324 Manual Starter Notes Notes Technician s Notes Related Documents Bulletins Instruction Sheets Other...
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Страница 356: ...I 356 Index Notes Notes Technician s Notes Related Documents Bulletins Instruction Sheets Other...
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