Work steps – Connections
Work steps – Activating the 4-way relay option
1. Switch the unit on. Go to the service level.
2. Open the Options page under the Service settings (1).
3. Press the "On" button (2) to activate the 4-way relay option.
4. After activating the option, restart the unit.
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The 4-way relay option is activated.
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1 | MI_2321: Retrofit 4-way relay PCB XS, 2-S
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