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Rootes Manual WSM.143/144 General Data

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Regulator
Make and model	... ... ... ...		Ford C.2AF-10505-A
Type	... ... ... ...		Three coil 30 amp.
Voltage regulation	... ... ... ...		14•6/15•4 @ 75°F. (23•9°C.)
Current limiter –Amps.	... ... ... ...		28/32
— Air gap			•033/•036 in. (•83/•91 mm.)
Voltage limiter air gap			•033/•036 in. (•83/•91 mm.)
Cut-out –Contact gap	... ... ... ...		•017/•022 in. (•43/•55 mm.)
—Air gap			•008/•012 in. (•20/•30 mm.)
—Reverse current to open			8 amp. Maximum
—Closing voltage	... ... ... ...		12•2/13•2

Voltage Regulation Setting

Ambient Temperature °C (°F)	Generator Regulator volts	Ambient Temperature °F (°C)	Generator Regulator volts
25 (-3•9)	15•1/15•9	95 (35•0)	14•3/15•1
35 (1•7)	15•0/15•8	105 (40•6)	14•2/15•0
45 (7•2)	14•9/15•7	115 (46•1)	14•1/14•9
55 (12•8)	14•8/15•6	125 (51•7)	13•9/14•7
65 (18•3)	14•7/15•5	135 (57•2)	13•8/14•6
75 (23•9)	14•6/15•4	145 (62•8)	13•6/14•4
85 (29•4)	14•5/13•3	... ...	... ...

ALTERNATOR ("289")

Make and type	... ...		Autolite, C5DF-10300-A NEG.
Rating	... ...		38 amps. At 15 volts
Field current	... ...		2•5 amps at 12 volts
Cut-in speed	... ...		400 engine r.p.m.
Rated output speed – Cold	... ...		1500 engine r.p.m.
— Hot	... ...		2900 engine r.p.m.
Brushes – Length new			1/2 in. (12•7 mm.)
—Wear limit	... ...		5/16 in. (7•9 mm.)

Regulator

Make and Type	... ...		Autolite, C5TF-10316-A 15v. NEG.
Regulation	... ...		Mechanical field relay and voltage limiter
Voltage Limiter Settings	... ...		Contact gap=•017/•022 in. (•43/•56 mm
	... ...		Core air gap=•049/•056 in. (1•24/1•42 mm
Field relay settings	... ...		Core air gap=•010/•018 in. (•25/•46 mm
	... ...		Closing volts=2•5/4

Voltage regulation settings:—	Ambient	Temperature	Volts
	°F	°C
	50	10	14•3 to 15•1
	75	24	14•1 to 14•9
	100	38	13•9 to 14•7
	125	52	13•8 to 14•6
	150	66	13•6 to 14•4

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WSM 143/144	Gd-1	Gd-2	Gd-3	Gd-4	Gd-5	Gd-6	Gd-7	Gd-8	Gd-9	Gd-10	Gd-11
General Data:	Gd-12	Gd-13	Gd-14	Gd-15	Gd-16	Gd-17	Gd-18	Gd-19	Gd-20	Gd-21	Gd-22

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