Limit Switch (Parking Brake and Service Brake)
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| Illustration 1 | g01045601 |
Location of the limit switch on the service brake pedal (1) Limit switch (2) Pedal assembly | |
(1) 105-8034 Limit Switch Assembly
- Normal position of the contacts ... Closed
- Force for activation ... 28.9 ± 6.7 N (6.50 ± 1.50 lb)
- Operating temperature range ... -40 to 65 °C (-40.0 to 149.0 °F)
- Force for adjustment ... 322 ± 189 N (72.0 ± 43.0 lb)
- maximum length of adjustment ... 12.5 mm (0.49 inch)
- Force for activation ... 28.9 ± 6.7 N (6.50 ± 1.50 lb)
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| Illustration 2 | g01045498 |
Location of the limit switch on the parking brake control lever (3) Limit switch (4) Parking brake control lever (5) Actuating mechanism | |
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| Illustration 3 | g01045501 |
Limit switch | |
In position B, contacts (6) and (7) are normally open. In position A, contacts (6) and (8) are normally closed.
(A) The operating position of the switch ... 19.05 ± 0.76 mm (0.750 ± 0.030 inch)
(B) The position of free movement of the switch ... 27.74 mm (1.092 inch)
Operating temperature ... -40° to 80°C (-40° to 176°F)
Minimum voltage for actuation ... 10 Volts
Maximum voltage for actuation ... 28 Volts
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