1948-1952 Shop Service Manual - - Hudson-Essex-Terraplane Club

ELECTRICAL SYSTEM 6 - 3
IAT-4009 IAT-4009A IAT-4009B IGT-4240B-1
Firing Order
Shaft Bearings
Shaft Side Play
Shaft End Play
Timing Marks
153624
2-Bronze
.005" max.
.003" -.010"
Flywheel
153624
2-Bronze
.005" max.
.003" -.010'
Flywheel
153624
2-Bronze
.005" max.
.003" -.010'
Flywheel
153624
2-Bronze
.005" max.
.003" -.010'
Flywheel
Centrifugal Governor
Advance (Distributor degrees and distributor RPM)
IAT-4009 (232 eng.) IAT-4009A (262 8.: 308 eng.) IAT-4009B (232,262 & 308 eng.) IGT-4204B (254 eng.)
0° at 300 RPM
1° at 333 RPM
3° at 400 RPM
9° at 1100 RPM
10° at 1200 RPM
0º at 500 RPM
1° at 675 RPM
4° at 1150 RPM
8° at 1825 RPM
9° at 2000 RPM
0º at 500 RPM
1° at 675 RPM
4° at 1150 RPM
8° at 1825 RPM
9° at 2000 RPM
Advance must follow on a smooth curve within 1° of above at all points.
0° at 300 RPM
1° at 333 RPM
3° at 400 RPM
16° at 1575 RPM
17.5° at 1700 RPM
Vacuum Advance (Distributor degrees and inches of mercury)
0° at 9-1/2"
1º at 10"
3° at 11"
4° at 11-1/2"
5° at 12"
0° at 13-3/8"
10 at 14"
2° at 14-3/4"
3° at 15-3/8"
3.75° at 16"
0° at 9-1/2"
1º at 10"
2° at 10-1/2"
3° at 10-7/8"
3.75° at 11-1/4"
Allowable variation from curve, plus or minus 1°.
0° at 13-3/8"
1º at 14"
2° at 14-3/4"
3° at 15-3/8"
3.75° at 16"
COIL:
Make
Model
Amperage Draw:
Engine Stopped
Engine Idling
SPARK PLUGS:
Make
Gap
Thread Size
BATTERY:
Make
Capacity
Number of Plates Per Cell
All Models
Auto- Lite
CR-6012-A
4.5 amps. at 6.3 volts
2.5 amps. at 6.3 volts
Hudson Champion H-11 For 308 Cu. In. Engines
Hudson Champion H-8 For 232 Cu. In., 262 Cu.
In. and 254 Cu. In. Engines
.032"
14 M.M.
National 2LS - 100
100 ampere hours at 20 hour rate
17