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13-30
PART
13-6
SPECIFICATIONS
SPECIFICATIONS-
6 Cylinder
BOSCH ALTERNATOR
MODEL
UK1 14V40A22
Earth polarity
Nominal voltage
Nominal DC output
Stator phases
Stator winding connection
Number of poles
Resistance of rotor windings
Resistance of stator windings
Brush length (protrusion)
new
minimum
Minimum diameter of slip rings
Tightening torques:
Alternator through
bolts
Pulley retaining nut
Rectifier pack fixing screws
Brush box fixing screws
BOSCH REGULATOR
MODEL
U-
AD1/14V
NEGATIVE
14 volts
40 amps
3
Star
12
4.2
±
.2 ohms
0.21
±
1 ohm
.35"
.15"
1.24"
33-
47 in/lbs
25
-
32 ft/lbs
20/25 in/lbs
20-
25 in/lbs
TYPE
Electro-mechanical vibrator
Regulating voltage (warm)
Voltage range
Armature to core air gap
(at rest)
Armature to core air gap
(upper points closed)
Point opening
Armature to bracket air gap
13.5 - 14.4 volts at 1700 RPM (alternator)
and 10 amps output
reading at 7000 RPM (alternator) and 10 amps
output must be within - 0.2 to +0.4 volts
of the regulating
voltage.
.032 -
.050"
.Of2
-
.028"
.008
-
.016"
.008
-
.028"
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