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6.2.2. Check and adjustment of the maximum turns of the engine

The screw of adjustment of the maximum turns is sealed up at manufacturer. It is meant that need for performance of adjustments will hardly arise. It is not necessary to skirt sealing before the termination deadlines of guarantee maintenance of the car. In case of need adjustments their performance will require a tachometer. Alternative methods are described in the Head Routine maintenance.


Adjusting points of TNVD of the Lucas system

1 — the Lever of a manual stop of the engine
2 — a fuel return Tube
3 — the Screw of adjustment of the maximum turns of the engine
4 — the Electromagnetic locking valve
5 — a fuel Admission

6 — the Cap of an opening of phases of gas distribution
7 — the Operating lever (the gas lever)
8 — the Screw of adjustment of turns of prevention of a spontaneous stop of the engine
9 — the Lever of bystry idling
10 — the Screw of adjustment of turns of idling


Adjusting points of TNVD of the Bosch system

1 — the Screw of adjustment of turns of bystry idling
2 — a cable tip Clamp
3 — the Lever of bystry idling
4 — the Screw of adjustment of turns of idling
5 — the Screw of adjustment of turns of prevention of a spontaneous stop of the engine

6 — the Screw of adjustment of a driving cable of bystry idling
7 — the Screw of adjustment of a cable of gas
8 — the Screw of adjustment of the maximum turns of the engine
9 — the Operating lever (the gas lever)
and — the Adjusting washer of correction of turns of prevention of a spontaneous stop of the engine


 PERFORMANCE ORDER

1. Start the engine and warm up it up to the normal working temperature.
2. Ask the assistant to squeeze out completely the accelerator pedal, and by means of a tachometer check the maximum turns of the engine for compliance to their requirements of Specifications. Do not allow operation of the engine on the maximum turns within more than two-three seconds.
3. In case of need, kill the engine, remove a seal, weaken a lock-nut and by means of the adjusting screw (see illustrations Adjusting points of TNVD of the Lucas system and Adjusting points of TNVD of the Bosch system) execute correction of the maximum turns of the engine. Again strongly tighten a lock-nut.
4. For check of results of adjustment repeat the procedure described in item 2.
5. Kill the engine and disconnect a tachometer.