Test and adjustment values for parking brake |
Number | Designation | MODEL 668, 670 (except 670.398/4) up to 101650 except CODE B16 Vacuum-assisted brake system with electrical air compressor (power-assisted brake system) | MODEL 668, 670 (except 670.398/4) as of 101651 except CODE B16 Vacuum-assisted brake system with electrical air compressor (power-assisted brake system) | ||
BE42.20-N-1001-01C | Adjustment dimension (A) for push rod on spring brake cylinder with brake off and 6.4 to 7.0 bar pressure in spring actuator | mm | 137 (+2) | 137 (+2) | |
For picture, see | |||||
BE42.20-N-1002-01C | Shutoff pressure | bar | 12,0 (0,5) | 12,5 (–0,5) | |
BE42.20-N-1003-01C | Pressure drop in parking brake system at 3 bar over 60 seconds | % | 5 | 5 | |
BE42.20-N-1004-01C | Shift range | bar | 10,0...12,5 | 10,5...12,5 | |
BE42.20-N-1005-01C | Cut-in pressure | bar | 10,5 (0,5) | 11 (–0,5) | |
BE42.20-N-1006-01C | Cut-in pressure of standby indicator lamp "(!)" Pressure switch B13 | bar | 5,5 (0,2) | 5,5 (0,2) | |
BE42.20-N-1007-01C | Cut-out pressure of standby indicator lamp "(!)" Pressure switch B14 | bar | 8,4 (0,4) | 8,4 (0,4) | |
BE42.20-N-1008-01C | Cut-in/cut-out pressure for compressed-air tank pressure indicator lamp V2, pressure switch B12 | bar | 5,8 (0,3) | 5,8 (0,3) | |
BE42.20-N-1009-01C | Cut-in/cut-out pressure of parking brake indicator lamp "(P)", pressure switch B5 | bar | 5,8 (0,3) | 5,8 (0,3) | |
BE42.20-N-1010-01C | Cut-in pressure of electric air compressor, pressure switch B75 | bar | 10,5 (0,5) | 11 (–0,5) | |
BE42.20-N-1011-01C | Cut-out pressure of electric air compressor, pressure switch B74 | bar | 12 (0,5) | 12 (–0,5) | |
BE42.20-N-1012-01C | Opening pressure of overflow valve | bar | 9,4 (–0,3) | 10,5 (–0,3) | |
BE42.20-N-1013-01C | Opening pressure of safety valve | bar | 13,8 (+1,2) | 13,8 (+1,2) | |
BE42.20-N-1014-01C | Opening time of air drier purge valve | s | 4 | 10 | |