TROUBLESHOOTING - 1C- 19
90-816462 2-695
Engine Runs Poorly At High RPM
Cause
Special Information
1. Also refer to “Poor Boat Performance”
2. Crankcase overfilled with oil
2. Check oil level with boat at rest in the water.
3. Anti-siphon valve (if equipped)
3. Restricting fuel supply
4. Plugged fuel tank vent
5. Fuel supply
5. Refer to “Carburetor Malfunctions”
(See “Table of Contents”)
6. Ignition timing
7. Low grade of fuel or water in the fuel
8. Spark plugs
8. Fouled, burned, cracked porcelain, incorrect heat
range
9. Spark plug wires
9. Poor insulation, broken wires
10. Distributor cap or rotor
10. Dirty or cracked
11. Coil
12. Distributor
12. Excessive play in shaft
13. Engine overheating
13. Refer to “Engine Overheats”
14. Low compression
14. Worn valves, rings, cylinders, etc.
15. Restricted exhaust
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Страница 1: ...13 Printed in U S A 90 816462 2 695 1995 Brunswick Corporation GM 4 Cylinder MARINE ENGINES ...
Страница 2: ...90 816462 2 695 0 ...
Страница 7: ...1 A IMPORTANT INFORMATION GENERAL INFORMATION 72000 ...
Страница 15: ...1 B 50617 IMPORTANT INFORMATION MAINTENANCE ...
Страница 36: ...1 C IMPORTANT INFORMATION TROUBLESHOOTING ...
Страница 74: ...2 A 50633 REMOVAL AND INSTALLATION 4 CYL ALPHA ONE DRIVE ...
Страница 88: ...3 A 26790 ENGINE 181 CID 3 0L 4 CYLINDER GM ENGINE ...
Страница 137: ...4 A 72079 ELECTRICAL SYSTEMS STARTING SYSTEM ...
Страница 170: ...4 B 71855 ELECTRICAL SYSTEMS IGNITION SYSTEM ...
Страница 197: ...ELECTRICAL SYSTEMS CHARGING SYSTEM 4 C 72078 ...
Страница 237: ...4 D 72747 ELECTRICAL SYSTEMS INSTRUMENTATION ...
Страница 250: ...4 E 72938 ELECTRICAL SYSTEMS WIRING DIAGRAMS ...
Страница 264: ...5 A FUEL SYSTEM FUEL PUMP ...
Страница 271: ...5 B 72681 FUEL SYSTEM MERCARB 2 BARREL CARBURETOR ...
Страница 300: ...6 A 50628 COOLING SYSTEM SEAWATER COOLED MODELS ...
Страница 309: ...6 B 73665 COOLING SYSTEM CLOSED COOLING MODELS ...
Страница 325: ...C 6 EXHAUST SYSTEM MANIFOLD ...
Страница 331: ...7 A 71317 POWER STEERING PUMP ...