DS 19 OPERATION No. DS 314-1 Work on the clutch controls. Op. DS 314-1 182
TOOLS
81 Connect the flanges to the hydraulic gear selector and to the clutch engagement control. Insert the seal plates
(renew the ring seals). Fit the nuts without tightening (spring washers). Connect the pipes to the pressure
distributor and the clutch cylinder.
Tighten the flange fixing nuts and tighten the pipe unions (spanner 2219-T or 2221-T, see Pl. 72, fig. 4), during
this operation, make sure that the pipes are not under strain and are not in contact with any unit of the car . . . . 8 or 10 mm spanners
Spanner 2219-T or
2221-T
82 Refit and tension the high pressure pump and dynamo belts (see Op. DS 231-0).
83 Fit the coils and bracket assembly. Fit the oil dipstick and the flexible pipe between the pump and the carburettor 8 mm box spanner
84 Start the engine, put the systems under pressure and check the unions for leakage . . . . . . . . . . . . . . . . . . . . . . . 8 mm spanner
85 Bleed the hydraulic gear selector.
REPLACEMENT OF A NON-RETURN VALVE
Removal.
86 Release the pressure. Remove the left-hand suspension sphere (strap wrench 2223-T, see Pl. 93, fig. 1) . . . . . . Strap wrench 2223-T
8 mm spanner
87 Disconnect the low pressure pipe assembly from the hydraulic gear selector. Remove the seal plates . . . . . . . . . 8 or 10 mm box
spanners
88 Remove the non-return valve from its bracket on the body. Disengage the valve and flexible pipes, disconnect the
flexible pipes from the valve (do not mislay the rubber bushes fitted under the clips).
Be careful not to spill the fluid.
Refitting.
89 Connect the flexible pipes to the non-return valve. The body of the valve (large diameter) is fitted to the pipe
connecting to the hydraulic gear selector. Fit a rubber bush under each clip.
Tighten the clips (pliers 2483-T, see Pl. 17, fig. 2). Put the valve in position on its bracket on the body . . . . . Pliers 2483-T
90 Fit the seal plate of the low pressure pipe assembly on the hydraulic gear selector, making sure that the ring
seals correspond with the oil holes. Connect the low pressure pipe assembly to the hydraulic gear selector.
Tighten the nuts (spring washers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 or 10 mm box
spanners
91 Fit the left-hand suspension sphere, tighten by hand,
92 Start the engine. Put the systems under pressure. Check the unions for leakage . . . . . . . . . . . . . . . . . . . . . . . . . . 8 mm spanner
93 Operate the auxiliary clutch control lever several times in order to bleed the hydraulic gear selector.
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