Honda VF1000F 1985 Shop Manual page 257

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BATTERY/CHARGING SYSTEM
SERVICE INFORMATION
TROUBLESHOOTING
SERVICE INFORMATION
GENERAL
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BATTERY
CHARGING SYSTEM
• Battery fluid level should be checked regularly. Fill with distilled water when necessary.
• Quick charge a battery only in an emergency; slow-charging is preferred.
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• Remove the battery from the motorcycle for charging. If the battery must be charged on the motorcycle, disconnect the
battery cables.
"4W';Vii:id
Do not smoke or allow flames near a charging battery. The gas produced by a battery will explode
if
flames or sparks are
brought near.
•
All charging system components can be tested on the motorcycle.
• Alternator removal is in Section 9.
SPECIFICATIONS
Capacity
Battery Specific gravity
Charging rate
Alternator Capacity
Voltage regulator
TROUBLESHOOTI NG
No power - key turned on:
Dead battery
...!
Low fluid level
- Low specific gravity
- Charging system failure
Disconnected battery cable
Main fuse burned out
Faulty ignition switch
Low power - key tu rned on:
Weak battery
- Low fluid level
- Low specific gravity
- Charging system failure
Loose battery connection
Low power - engine running:
Battery undercharged
- Low fluid level
- One or more dead cells
Charging system failure
12V 16AH
1.280/20'C (68'F)
1.6 amperes maximum
1,000 min-
1
(rpm) 5,000 min
1
(rpm)
10.2A min. (No load) 25.0A min. (No load)
Transistorized non-adjustable regulator
Intermittent power:
Loose battery
Loose connection or short circuit charging system
Loose connection or short circuit starting system
Loose connection or short circuit in ignition
system
Charging system failure:
Loose, broken or shorted wire or connection
Faulty voltage regulator/rectifier
Faulty alternator
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