Lennox DM User Manual

DC-DM-ROOFTOP-IOM-1801-E - 4 -
1.3.3
How to Start Unit 4 ?
Only if several units are connected to the DC.
Select the Unit 4 (see: How to See the Operation of the Unit 4 ?)
Turn the knob to have the text ‘I-O’.
Press the knob to switch in 'Set' mode.
Turn the knob to select number 1 (1 for ‘On’, 0 for ‘Off’).
Press the knob to confirm your choice
The units can not be powered On/Off by the DC if the service display DS is connected.
1.3.4
How to See the Value of the Current Setpoint Temperature ?
Turn the knob to have the text ‘Set’.
The value displayed is the temperature setpoint.

Lennox DM Specifications

General

Brand	Lennox
Model	DM
Category	Monitor
Language	English