Samsung MIM-B17 User Manual page 40

Control and Monitoring (Continued)
Select the operation mode
4
 You can select Auto, Cool, Off and Heat mode.
Note  The normal ERV PLUS control or monitoring is guaranteed when the
centralized controller is above MCM-A202D and the interface module is
MIM-B13D.
 Refer to the 'Controlling ERV' for ERV PLUS control. (Page 36 ~ 37)
 Refer to the 'Indoor unit operation mode limit' for ERV PLUS operation
mode limit. (Page 23 ~ 25)
 ERV PLUS doesn't operate Fan mode, so it only operates cool mode in
'cool only' .
 ERV PLUS doesn't operate Fan mode, so it only operates heat mode in
'heat only' .
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