3 Diagnostics, Troubleshooting and Testing
31
WABCO Maintenance Manual MM-0112 (Revised 07-18)
Figure 3.25
Figure 3.26
The valve selection screen will appear where you can choose to
cycle Front Axle ABV, Rear Axle ABV or Trailer ABV individually.
Figure 3.27 or Figure 3.28.
Then, listen to ensure the correct valve is cycling. This is helpful in
verifying correct operation, installation and wiring.
Figure 3.27
Figure 3.28
Figure 3.25
Figure 3.26
4010622a
WABCO Toolbox – Pneumatic ABS Diagnostics
Figure 3.27
Figure 3.28
4010623a
4010624a
WABCO Toolbox - Activate Valves
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