26 Installation and maintenance instructions ecoTEC plus 0020244998_04
7.12.7.2 Using the VR 40 ("2 in 7" multi-functional
module)
1. Install the components in accordance with the respect-
ive instructions.
Condition: Components connected to relay 1
▶ Activate D.027. (→ Page 35)
Condition: Components connected to relay 2
▶ Activate D.028. (→ Page 35)
7.12.8 Actuating the circulation pump according to
requirements
1. Carry out the wiring.
2. Connect the supply line for the external button using
terminals 1 (0) and 6 (functional drawing) on the X41
edge connector, which is supplied with the controller.
3. Plug the edge connector into the PCB slot X41.
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