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ELECTRICAL
STARTING MOTOR
217
SERVICE DATA . . . .
TROUBLE DIAGNOSIS AND CORRECTIONS
BENCH TESTING
.
Operation Tests
.
Ohmic Resistance Test
.
Mechanical Characteristics Check Data
SERVICE PROCEDURES
Returning Commutator
.
Replacing Brushes
.
Armature Disassembly and Assembly
Replacing Starter Drive Mechanism
Replacing Starter Switch.
Replacing Field Winding . . , . . .
SERVICE
Type . . . . . . . •
Voltage
.
Nominal power . . .
Rotation (pinion end)
Pole shoes . .
Field winding .
Drive. , . . .
Pole shoes I.D.
Armature diameter
Part No. of brushes
Drive control . . .
Bench Test Data.
-
Operation test at 68
0
F
(20
0
C) :
Amperage . . . .
Torque developed
Speed
.
Voltage
.
Stall torque at 68
0
F
(20
0
C) :
Amperage
.
Voltage
.
Torque developed
No-load test:
Amperage. not above
Voltage
Speed
.
DATA
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E 76-0,5/12 S Var. 9
12
0.5 kW
counterclockwise
4
series
overrunning clutch
2.0697 to 2.0768 in.
(52.57 to 52.75 mm)
2.0394 to 2.0413 in.
(51.80 to 51.85 mm)
805581
solenoid
130
1.88 to 2.17 ft.llis (0.26 to 0.30 kgm)
2,180 to 2,350 r.p.m.
10
258
7.4 to 8
4.92 to 5.641t.llis (0.68 to 0.78 kgm)
30
12
7,500
to
9,500
r.p.m.
(continued)
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