Bronco II 4WD V6-171 2.8L (1985)
Figure 15
18.
Wipe the regulator base plate with a clean cloth. Position the regulator against the brush holder and install the regulator to brush holder attaching
screws. Tighten the screws to 2.3-3.4 N-m (20-30 in.lbs.). Loop the brush leads toward the brush end of the brush holder (Figure 15).
19.
Wipe the regulator mounting surface of the alternator rear housing with a clean cloth. Position the regulator and brush holder assembly onto the
alternator rear housing.
20.
Install the regulator attaching screws. Tighten the screws to 2.8-4.0 N-m (25-35 in.lbs.).
21.
Remove the wire holding the brushes.
WARNING:
THIS STEP IS IMPORTANT. FAILURE TO REMOVE THE WIRE WILL RESULT IN A SHORT CIRCUIT THAT MAY
DESTROY THE REGULATOR.
22.
Place a daub of waterproof sealer over the brush pin hole to prevent water entry.
NOTE:
Do not use silicone sealer on brush pin hole.
Specifications
Alternator Current Rating at 15V 40A 40A HE 60A 65A
Alternator Watts Rating at 15V
600W 600W 900W 975W
Color Identification
Orange Red Green Black
Slip Ring Minimum Diameter
All 31 mm (1.22 in.)
Slip Ring Maximum Runout
All 0.013 mm (0.0005 in.)
Brush Length New
All 12.2 mm (0.48 in.)
Brush Length Minimum Limit
All 6.3 mm (0.25 in.)
Pulley Nut Torque
All 81-135 N-m (60-100 ft.lbs.)
Through Bolt Torque
All 4.0-6.8 N-m (35-60 in.lbs.)
Rectifier Assembly Mounting
Screw Torque
All 2.8-4.0 N-m (25-35 in.lbs.)
Brush Holder Mounting Screw
Torque
All 2.3-3.4 N-m (20-30 in.lbs.)
Regulator Mounting Screw
Torque
All 2.8-4.0 N-m (25-35 in.lbs.)
Bearing Retainer Screw Torque
All 2.8-4.5 N-m (25-40 in.lbs.)
Tool Number
Description
T63L-8620-A or
Rotunda 021-00019
Belt Tension Gauge
Rotunda 021-00028
Belt Tension Gauge -
Offset
T65P-10300-B
Alternator Pulley Remover
Rotunda 059-00010
Dwell-Tach-Volt-Ohmmeter
