Cleaning Suction Chamber And Piston; Cleaning Float Chambers - Triumph Spitfire MK3 Handbook

When the mixture is correct the exhaust note should be
regular and even. If it is irregular with a splashy type of misfire
and with a colourless exhaust, the mixture is too weak. If there is
a rhythmical type of misfire in the exhaust beat together with a
blackish exhaust the mixture is too rich.
Jet and Throttle interconnection adjustment
With the choke control fully "IN", the engine warm and
idling on a closed throttle, adjust the screw (5) to give a clearance
of 0.0l5" (0.4 mm.) between the end of the screw and rocker
lever.
Always check this adjustment when the throttle stop screw
(1) is altered.

Cleaning Suction Chamber and Piston

unit.
chamber. Re-assemble dry except for a few spots of thin oil on
the piston rod.
(Figs. 104 and 105)

Cleaning Float Chambers

float assembly, from each carburettor.
from the float chambers and re-assemble the carburettors.
RUNNING ADJUSTMENTS
At approximate intervals of twelve months, detach the piston
Clean the piston and the inside bore of the suction
Replenish the damper reservoir.
Periodically remove the fuel feed pipe, float chamber lid, and
Remove all sediment
65