Electrical Equipment; General Dimensions - BMW Mini-Cooper 1968 Workshop Manual

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Alternator
Brush·box fixing screws
Diode heat sink fixings
Through-bolts ..
GENERAL DATA-continued
10 lb. in. ('115 kg. m.).
25 lb. in. ('288 kg. m.).
45 to 50 lb. in. ('518 to -576 kg. m.t
ELECTRICAL EQUIPMENT
System
Charging system ..
Battery
Capacity: BLT7A, BLTZ7A ..
BT7A, BTZ7A
Starter motor
Dynamo
..
Maximum output
Cut-in speed
Control box
Cut-out: Cut-in voltage ..
Drop-off voltage
Reverse current
Regulator (at 3,000 r.p.m. dynamo speed):
Open-circuit setting at
20~
C. (68
0
F.)
For ambient temperatures other than 20
0
C. (68
0
F.) the
following allowances should be made to the above setting:
For every 10° C. (18° F.) above 20°
C~
(68° .p.) subtract
·1 volt.
For every 10° C. (18
0
F.) below 20° C. (68° F.) add ·1 volt.
12-volt, positive earth.
Compensated voltage control.
Lucas BLT7A, BLTZ7A, BT7A, BTZ7A.
34 amp.-hr. at 20-hr. rate.
43 amp.-hr. at 20·hr. rate.
Lucas M35G.
Lucas C40.
22 amps. at 2,250 r.p.m.
1,450 r.p.m. at 13·5 volts.
Lucas RBI06j2.
12·7 to 13·3.
8·5 to 11·0.
5·0 amps. (max.).
16·0 to 16·6 volts.
Alternator ..
Maximum output
Rotor windings: Resistance ..
Current
Minimum brush length
Brush spring pressure:
H
in. (19,84 mm.) compressed length ..
.H
in. (10,32 mm.) compressed length ..
Control unit
Type
Voltage setting at 3,000 alternator r.p.m.
Circuit resistance (max.)
Lucas 11AC (12 volts).
43 amperes.
..
3·8±·2 ohms at 20° C. (68° F.).
3·2 amps. at ·12 volts.'
A in. (3,97 mm.).
..
4 to 5 oz. (113 to 142 gm.)•
7! to 8loz. (212 to 241 gm.).
Lucas 4TR.
13·9 to 14·3 volts.
·1 ohm.
Fields isolating relay
Lucas 6RA.
General Data 7
~
.;
.
..........•... ,.:.
..
6
ft.
8A in. (2,036 m.).
.,
7 ft.
O-A-
in. (2'138 m.).
.. 6
ft. 8A in. (2,036 m.).
10
ft.
01 in. (3,05 m.).
10 ft. 9i in. (3'259 m.).
..
10 ft. lOt in. (3,315 m.).
.,
10
ft.
0 in. (3,04 m.).
..
4
ft.
7t in. (1'41 m.).
4
ft.
3-!- in. (1,36 m.).
.,
4
ft.
5 in. (1'35 m.).
.,
4
ft.
6t in. (1'38 m.).
..
4
ft.
5-!-
~
. .
't\,'
,36 m.).
4ft. 8
4i.~42
m.).
..
Lucas 3AW.
Moke
Overall height: Saloon
Van
Traveller, Countryman, and Pick-up ..
Moke
MINI. Issue 2. 14091
Warning light control
Overall width
GENERAL DIMENSIONS
Wheelbase: Saloon
Van, Pick-up, Traveller, and Countryman
Moke
Overall length : Saloon .,
Van, Traveller, and Countryman
Pick-up
Moke

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