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3.12.4. Check of blocking of the hydrotransformer

Install the car on the two-rack-mount elevator.
Raise the car to a separation of wheels from a floor by several centimeters.
Connect the diagnostic unit (CLIP).
Enter dialogue with EB AKP.
You watch oil temperature parameter in AKP.
An inspection has to be carried out at a temperature of oil within 60 ° –80 °C.
Start the engine, put the selector lever in position D.
You watch engine turns. Enter the mode of dialogue with EBU.
Holding a pedal of a brake of pressed, press against the stop an accelerator pedal.
Forward wheels should not rotate.

ATTENTION
Do not hold a pedal of an accelerator pressed against the stop more than 5 pages. At excess of this period the hydrotransformer or AKP with a high share of probability can collapse.

Right after carrying out measurement release a pedal of an accelerator and continue to hold pressed a brake pedal while the frequency of rotation of a bent shaft of the engine is not stabilized in the idling mode (at non-compliance with this requirement there is a danger of failure of AKP).

NOTE
For cars with the K4M engine the frequency of rotation of a bent shaft is established at the level of 2700 ±150 min.-1.
For cars with the F4R engine the frequency of rotation of a bent shaft is established at the level of 2500 min.-1.

If blocking of the hydrotransformer happens with a frequency of rotation of a bent shaft of the engine, not the corresponding norm, replace the hydrotransformer.

NOTE
With the lowered frequency of rotation of a bent shaft insufficient engine capacity can be the cause of blocking of the hydrotransformer.