Rolls-Royce Corniche - Data for Lucas Relays Models 6 RA; Fuel Warning Lamp Dimming Relay; Headlamp Flasher Relay

Rolls-Royce Silver Shadow & Bentley T Series
Workshop Manual
FIG. M68 HEADLAMP FLASHER RELAY
FIG.
M69 FUEL WARNING LAMP DIMMING RELAY
DATA FOR LUCAS RELAYS MODELS 6 RA
Resistance
of
Winding
(ohms)
15k 7%
15 +7'/2%
152 7%%
76 f 7%K
76 7'~
76 ? 7'h010
Lucas
Part No.
and
Application
Duty
Rating
Contact
Arrangement
Core gap to
obtain above
(Contacts
just
making.
Adjust height of
I lower contact
Core gap to
obtain above
(Adjust back
stop or
top contact
bracket)
Cut-in
Volta*
or
Current
Terminal Markings
(' C2' is always
associated with
the moving contact
and is the
comon terminal
in double-contact
units)
bracket)
Drop-off
Voltage
or
Current
' C1 '. ' C2'. ' W'
(Inner end of
winding soldered
to bobbin core;
is therefore
electrically
commor
with armature and
terminal
' C2')
33271
Headlamp
Flasher
Inter-
mittent
Inter-
mittent
One pair
(Normally
open)
4-9
volts
4-9
volts
0.89
mm. -
1,14 mm.
(0.035 in.
-
0.045 in.)
2.5 volt
(min.)
2.5 volt
(min.)
0.30
mm. -
0.46 mm.
(0.012 in.
-
0.018 in.)
0.30
mm. -
0.46 mm.
(0.012 in. -
0.018 in.)
33209
Window Lift
One pair
(Normally
open)
0,89 mm. -
1,14 mrn.
(0.035 in.
-
0.045 in.)
Inter-
mittent
4-9
volts
0.89 mm.
-
1.14 mm.
(0.035 in. -
0.045 in.)
33272
Horns and
Seats
2.5 volts
(min.)
One pair
(Normally
open)
0.30 mm. -
0,46 mm.
(0.012 in.
-
0.018 in.)
33223
Coolant Level
Probe
One pair
(Normally
closed)
0.51 rnm.
-
0,763 mm.
(0.020 in. -
0.030 in.)
Continuous
33270
Headlamp
safety Ignition
Warning lamp
and choke,
Additional.
water tap and
Rear window
demister
7
- 10
volts
One pair
(Normally
closed)
6 volts
(max.)
Continuous
Not
applicable
' Cl', 'C2', 'Wl',
' W2'
' C2'. ' C3'. 'Wl'
7 - 10
volts
5
- 9
volts
0.51 mm.
-
0.76 mm.
(0.020 in.
-
0.030 in.)
0,51 mm. -
0,76 mm.
(0.020 in.
-
0.030 in.)
33298
Alternator
Field
One pair
(Normally
open)
Continuous
One pair
(Normally
closed)
2.5
Volts
Win.)
Continuous 7-10 0,51mm.-
/ v01tS I 0,76 mm.
(0.020 in. -
0.030 in.)
0.30 mrn. -
0,46 mrn.
(0.012 in.
-
0.018 in.)
6 volts
(max.)
Not
applicable