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A typical ignition system
A typical ignition system- paul-ryan.info
Check that the leads are
securely connected, and
clean the insulation with a
Clean the tip of the roto
arm by rubbing gently
with a fine file or emery
resistor - it may
be fixed to the coil
LT lead to
The vacuum-advance tube
may be a metal pipe with a
screwed union, but a
push-on sleeve like this is
more usual and newer cars
have plastic tubing.
The HT leads may be connected to the
distributor by push-in connectors
covered by rubber seals; by a screw- in
sleeve; or they may be inserted from the
side and fixed by screws.
The most usual type of coil, with the HT
connection at one end in the centre and
LT connections on either side. The HT
connector may be a push-in type with a
rubber seal or have a screw-in sleeve,
while the LT connectors are usually
spade type, but sometimes screws are
Inspecting the ignition system
A typical ignition system. The most usual type of coil, with the HT connection at one end in the...