WABCO 461 307 Скачать руководство пользователя страница 4

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© 2004 American Standard Companies Inc. All rights reserved. 461 307 961 3/01.2005

7.3 Adjust predominance

Carry out test step only on variants 250 and 
254.

The exact adjustement can be done by inser-
tion or removing of compensation washers.

Use washers with the following composition:
Material: Steel
Surface protection: gal Zn 6 c yellow

Adjust exact pressure with the cap (see fig. 8).

Clockwise rotation: pressure increase
Counter-clockwise rotation: pressure de-
crease

Fig. 8  Position of cap in the device

Counter cap by turning the hexagon nut.

Adjust pedal to G3.

Gauge 3 must indicate P5.
Gauge 4 must indicate P6.

Re-adjust pedal to 0°.

Gauges 3 and 4 must indicate 0 bar.

Adjust pedal to G4.

Gauge 3 must indicate P7.
Gauge 4 must indicate P8.

7.4 Check predominance

Adjust pedal to G3.

Gauge 3 must indicate P5.
Gauge 4 must indicate P6.

7.5 Distance until venting of P9/P10

Adjust pedal to G5.

Pressure must increase immediately.

Gauge 3 must indicate P9.
Gauge 4 must indicate P10.

7.6 Distance until venting of P11/P12

Adjust pedal to G6.

Pressure must increase immediately.

Gauge 3 must indicate P11.
Gauge 4 must indicate P12.

7.7 Distance until venting of P2

Adjust pedal to G1 (stop within device).

Pressure must increase immediately.

Gauges 3 and 4 must indicate P2.

Re-adjust pedal to 0°.

Gauges 3 and 4 must indicate 0 bar.

8.

Circuit failure

8.1 Failure of circuit 1

Vent port 11 to 0 bar.

Gauge 1 must indicate 0 bar.

Adjust pedal to G1.

Gauge 3 must indicate 0 bar.
Gauge 4 must indicate P2.

Re-adjust pedal to 0°.

Gauges 3 and 4 must indicate 0 bar.

Vent port 11 with P1.

8.2 Failure of circuit 2

Vent port 12 to 0 bar.

Adjust pedal to G1.

Gauge 3 must indicate P2.
Gauge 4 must indicate 0 bar.

Re-adjust pedal to 0°.

Gauges 3 and 4 must indicate 0 bar.

Washer (approx. 0.4 

bar pressure 

changement)

Diameter: 25 cm

Thickness: 4 cm

Washer (approx. 0.05 
bar pressure 
changement)

Diameter: 25 cm
Thickness: 0.5 cm

ii

i

Cap

i

i

i

Brake Valve

with pedal

461 307

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