Austin-Healey Sprite Mark III Driver's Handbook Manual page 25

ELECTRICAL
Voltage regulator
Thi s is a sealed unit , located on the right-hand side of the engine bulkh ead
under the bonn et, controllin g the charging ra te of the dynamo in accor dance
with the needs of the batt ery. The regulator requires no attention and sho uld
not be disturbed.
Fuses
The fuses are housed in a sepa rate fuse block on the engine bulkhead.
Th e fuse connect ing terminals 'A I' and 'A2' protects the accessories that
operate irrespective of whether the ignition is on or off.
The fuse connecting terminals 'A3' an d 'A4' prot ects the accessor ies that
operate on ly when the ignition is switched on (stop lights, direction indicators,
etc.).
Regu la/or and fu se block
I. Regulator cover .
2 AUX.IGN. fuse (35-am p.).
3. Fu se block.
4. AUX. fuse (35-a mp.).
5. Spa re fuses.
Blown fuses
The unit s which are protected by the fuses can readily be iden tified on the
wiring diagram. A blown fuse is indicated by the failure of all the units pro tected
by it, and is confirmed by exam ina tion of the fuse when withdraw n.
Before renewing a blown fuse inspect the wiring of the unit s that have failed
for evidence of a short circui t or other fault.
Spare fuses are provided an d it is importan t to use only the correct replace-
ment fuse. The fusing value is marked on a coloured paper slip inside the glass
tube of the fuse.
Fuel pump
F uel is delivered to the car burette rs by an S.U . electric fuel pump . T he p ump
is situated beneath the luggage compar tment on the right-hand side .
Coil
The coil requires no attention beyond keeping its exter ior clean , particularl y
between the terminals, and occasionally checking that the terminal connections
are quite tight.
If the high-tension cable needs renewal it must be replac ed by the correct type.
Bare the end of the cable for
t
in. (6 mrn.), pass it through its mould ed termin al
and washer, and sprea d out the str ands to ensure good contact.
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