ford Workshop Repair Guides

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Electrical Specifications|Page 8145 > < Electrical Specifications
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Alternator: Mechanical Specifications

Alternators With Current Ratings of: 40, 40A HE, 60, 65, 75, and 80. 

Regulator .............................................................................................................................................................................................................  Internal 
Slip Ring Turning

Minimum Diameter ......................................................................................................................................................................................  1.22 Inch 
Maximum Runout .....................................................................................................................................................................................  0.0005 Inch 

Brush Length

New ............................................................................................................................................................................................................  0.480 Inch 
Wear Limit ...................................................................................................................................................................................................  0.25 Inch 

Alternator With Current Rating of: 95.

Regulator .............................................................................................................................................................................................................  Internal 
Slip Ring Turning

Minimum Diameter ......................................................................................................................................................................................  1.04 Inch 
Maximum Runout .....................................................................................................................................................................................  0.0005 Inch 

Brush Length

New ............................................................................................................................................................................................................  0.709 Inch 
Wear Limit ...................................................................................................................................................................................................  0.12 Inch 

Alternator With Current Rating of: 110.

Regulator .............................................................................................................................................................................................................  Internal 
Slip Ring Turning

Minimum Diameter ......................................................................................................................................................................................  0.87 Inch 
Maximum Runout .............................................................................................................................................................................................  -- Inch 

Brush Length

New ..................................................................................................................................................................................................................  -- Inch 
Wear Limit (Minimum Length) ..................................................................................................................................................................  0.315 Inch 

Alternator With Current Rating of: 130

Regulator .............................................................................................................................................................................................................  Internal 

Electrical Specifications|Page 8145 > < Electrical Specifications