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Mercury 40 Service Manual

Mercury 40
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2
B
CHARGING AND STARTING SYSTEM
90-828631R3 MARCH 1999 Page 2B-1
ELECTRICAL
Section 2B - Charging And Starting System
Table of Contents
Specifications 2B-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Special Tools 2B-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Starter Motor (S/N-0G472132 & Below) 2B-4. . . . . .
Starter Motor (S/N-0G472133 & UP) 2B-6. . . . . . . . .
Battery 2B-8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Recommended Battery 2B-8. . . . . . . . . . . . . . . . . .
Operating Engine Without Battery 2B-8. . . . . . . .
Battery Charging System Troubleshooting 2B-8.
Battery Charging System 2B-9. . . . . . . . . . . . . . . . . . .
Description (10 Ampere) 2B-9. . . . . . . . . . . . . . . .
Wiring Diagram (10 Ampere) 2B-9. . . . . . . . . . . . .
Alternator System Test
(10 Ampere Stator) 2B-10. . . . . . . . . . . . . . . . . . . .
Stator Ohms Test (Alternator
Lighting/Charging Coil) 2B-11. . . . . . . . . . . . . . . . .
Rectifier/Regulator Diode Test 2B-12. . . . . . . . . . .
Rectifier/Regulator Diode Test Chart
Digital Meter (Scale) 2B-12. . . . . . . . . . . . . . . . . . .
Starting System Components 2B-13. . . . . . . . . . . . . .
Description 2B-13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Troubleshooting the Starting Circuit 2B-13. . . . . . . . .
Starter Solenoid Test 2B-14. . . . . . . . . . . . . . . . . . .
Starter Motor P/N 50-825095 (Top Mounted) 2B-17.
Removal 2B-17. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Disassembly 2B-18. . . . . . . . . . . . . . . . . . . . . . . . . .
Cleaning and Inspection 2B-18. . . . . . . . . . . . . . . .
Reassembly 2B-22. . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 2B-25. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Starter Motor P/N 50-834749 (Side Mounted) 2B-26.
Removal 2B-26. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Disassembly 2B-27. . . . . . . . . . . . . . . . . . . . . . . . . .
Cleaning and Inspection 2B-28. . . . . . . . . . . . . . . .
Testing 2B-29. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Brush Replacement 2B-31. . . . . . . . . . . . . . . . . . . .
Reassembly 2B-32. . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 2B-35. . . . . . . . . . . . . . . . . . . . . . . . . . . .

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Mercury 40 Specifications

General IconGeneral
BrandMercury
Model40
CategoryOutboard Motor
LanguageEnglish

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