13 Draught Control
Mk8 MM Manual Page | 246
13.3.3 Draught Control Trim
If within the trim window, the trim functionality is controlled by the maximum forward or backward trim set in
expansion option 84 maximum compensation, and also by the PI settings in expansion options 90
proportional band and 91 integral time. The maximum compensation set in expansion option 84 is the
maximum percentage of the commissioned draught servomotor angle to which the stack damper will trim
negative or positive.
Figure 13.3.3.i Draught Control Trim