Prestige ACVMax Control Supplement

7.0 Cascade

- To reach the setpoint faster, decrease the CH Integral Gain

value by 2. Perform Cascade Autodetection and initiate a cen-

tral heating call. Observe the cascade response and make fur-

ther adjustments if necessary.

Only make adjustments to this setting after consulting ACV-

Triangle Tube Technical Support. Improper adjustment of CH

Integral Gain could lead to temperature fluctuations and erratic

cascade operation.

7.5.11 DHW Proportional Gain Default: 7

DHW Proportional Gain allows the cascade response to be adjusted for a

domestic hot water call. DHW Proportional Gain has the greatest influ-

ence when the system temperature is far away from the setpoint. Press

the LEFT or RIGHT buttons to adjust the DHW Proportional Gain then

press the OK button to store the setting.

• Increase DHW Proportional Gain

- The Cascade System will reach setpoint faster, but overshooting

the setpoint may occur.

- To reach the setpoint faster, increase the DHW Proportional

Gain value by 2. Perform Cascade Autodetection and initiate a

domestic hot water call. Observe the cascade response and

make further adjustments if necessary.

• Decrease DHW Proportional Gain

- The Cascade System will take longer to reach the setpoint, but

setpoint overshooting is minimized.

- If the setpoint is reached too quickly, decrease the DHW

Proportional Gain value by 2. Perform Cascade Autodetection

and initiate a domestic hot water call. Observe the cascade

response and make further adjustments if necessary.

Only make adjustments to this setting after consulting ACV-

Triangle Tube Technical Support. Improper adjustment of DHW

Proportional Gain could lead to temperature fluctuations and

erratic cascade operation.

NOTICE

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DHW Proportional Gain