TM 5-3655-210-12
Valve clearance intake, cold
(Engine Spec 142703) ................... 0.012 in.
Manufacturer................. Delco-Remy Division of
(.0305 cm)
General Motors Corp.
(Engine Spec 326500..................... 0.008 in.
Model ................................................... 1105970
(.0203 cm)
Cold output ...................18 amps at 28.5 volts at
1, 775 rpm.
(engine Spec 142703) .................... 0.012 in.
Field current at 24 volts.......... 0.91 to 0.98 amps
(.0305 cm)
Brushes..............................................................
(Engine Spec 326500) ................... 0.016 in.
Frame size ........................................5 /18 in dia
(.0406 cm)
(13.0175 cm)
Magneto breaker point gap................... 0.015 in.
Brush spring tension.................................. 28 oz
(.0381 cm)
(784 grams)
Ground polarity .................................... Negative
Spark plugs to cylinder head24 to 26 ft-lb (foot-pounds)
(3.3192 - 3.5958 kgm)
Manufacturer...........................................Cardox
Manifold .................................................. 26 ft-lb
Model ..................................................... 559770
(3.5958 kgm)
Voltage setting ................................ 27.5 to 29.5
Cylinder head cap screw ................ 22 to 24 ft-lb
Current limit ................................................... 18
(3.0426 - 3.3192 kgm)
Ground polarity .................................... Negative
Governor and magneto .................. 16 to 18 ft-lb
Air gap (voltage and current unit) ......... 0.087 in.
(2.2128 - 2.4894 kgm)
(.2210 cm)
Air gap (cutout relay) ............................ 0.048 in.
Manufacturer................................. Cardox Corp.
(.1219 cm)
(e) Magneto.
Part No .................... 17123 (Ser Nos. L-1475-T
through L-1478-T)
Manufacturer........................... Wico Electric Co.
Part No ...................... 17117 (Ser Nos.L-1666-T
Model .................................................... HS2390
through L-1668-T)
Impulse range ...............................................29
(f) Carburetor.
Type....................... Single stage, single cylinder
Transfer capacity (300 psi (21.09 kg per sq cm)
Manufacturer............. Zenith Carburetor Division
suction pressure) 25 lb liquid C02 per minute
of Bendix Aviation Corp.
(1.7575 kg per sq cm)
Model ....................................................... 12288
Transfer capacity (200 psi (14.06 kg per sq cm)
Type....................................................... Updraft
suction pressure)20 lb liquid CO2 per minute
Barrel size ................................................... 1 in.
(1.406 kg per sq cm)
(2.54 cm)
Discharge pressure .... 1, 200 psi min (minimum)
Flange size .............................................. 7/8 in.
(84.36 kg per sq cm)
(2.2225 cm)
(5) Conversion heater.
(g) Fuel pump.
Manufacturer....................Janitrol Aero Division,
Manufacturer..................... Blackstone Mfg. Co.
Midland Ross Corp.
Model ..................................................... LP1043
Model ................................................. B 39 B8 1
Type..................................................Diaphragm
(h) Air cleaner.
Heater output .........90, 000 BTU/(British thermal
units) hour.
Manufacturer................... United Specialties Co.
Fuel consumption.................... 0.85 gal per hour
Model ...............T-12B-12 (Engine Spec 142703)
(3.23 liters)
Model ................... 12B12 (Engine Spec 326500)
Voltage supply .................................. 24 volts dc
Type.......................................................Oil bath
(i) Oil filter.
Heater fluid ...... MIL-A-11755C arctic anti-freeze
Fuel pressure ............................................32 psi
Manufacturer.................................... Fram Corp.
(2.2496 kg per sq cm)
Model ....................... F3P (Engine Spec 142703)
Spark gap .................................................... 0.125 in.
Model ..................... F21P (Engine Spec 326500)
(.3175 cm)
Type.................................Replacement element
(6) Circulating pump (conversion heater).
(j) Fuel filter.
Manufacturer...................... Marine Products Co.
Manufacturer........... Tillotson Manufacturing Co.
Model .............................. 3450 (Ser. Nos. L-1475-T
Model .............OW-480-T (Engine Spec 142703)
through L-1478-T)
(k)Adjustment data.
Model ............................ 12204 (Ser. Nos. L-1666-T
Spark plug gap ............................................ 0.030 in.
through L-1668-T)
(.0762 cm)
Type .........................................................Centrifugal
(7) Transfer pump.
Manufacturer ............... Smith Precision Products Co.
Model .......................................................MC-1044H
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