DS 19 OPERATION No. DS 142-4 : Work on the carburettor controls. Op. DS 142-4 111
TOOLS
REPLACEMENT OF A CONTROL RELAY
Removal (see Pl. 46).
7 Disconnect the accelerator control return spring (22) and the spring (1) of the clutch re-engagement control
from the control relay.
Disconnect the carburettor control rod from the carburettor and disconnect the control rod or rods from the
relay. Disengage the relay, if necessary, remove the ball joint from the relay . . . . . . . . . . . . . . . . . . . . . . . . . . 12 mm spanner
12 mm box spanner
Refitting (see Pl. 46).
8 Fit the control relay and the ball joint (the ball joint previously being smeared with graphite grease).
Make sure that the ball joint is located in the cylindrical part of the bore of the relay. Connect the relay control
to the carburettor. Connect to the relay, the control rod or rods, the accelerator return spring (22) and the
spring (1) of the clutch re-engagement control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-12 mm spanners
7-12 mm box spanners
9 Adjust the slow running (see Op. DS 142-0).
10 Adjust the clutch re-engagement control (see Op. DS 314-0).
REPLACEMENT OF AN ACCELERATED IDLING CONTROL ASSEMBLY
Removal (cars produced before January 1959).
11 Release the pressure in the front brake system (spanner 2141-T, see Pl. 143, fig. 4) . . . . . . . . . . . . . . . . . . . . . . . . Spanner 2141-T
12 Disconnect the clip retaining the slow running pipe to the rear support of the left-hand brake unit . . . . . . . . . . . . . 14 mm box spanner
13 Disconnect the clip retaining the slow running pipe to the closing plate of the inlet manifold . . . . . . . . . . . . . . . . . 12 mm spanner
14 Disconnect the union of the slow running pipe, from the left-hand brake unit (spanner 2219-T or 2221-T, see
Pl. 72, fig. 4) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Spanner 2221-T or
Spanner 2219-T
15 Remove the screw fixing the accelerated idling control assembly support on the carburettor . . . . . . . . . . . . . . . . . 8 mm ring spanner
16 Remove the accelerated idling control assembly and pipe from the car. Do not mislay the washers fitted between
the support and the carburettor.
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