Dunkirk DCC-150 - Install Room Thermostat

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8 - ELECTRICAL CONNECTIONS
A. Connect 24V Room Thermostat
• turn power off to boiler;
• access terminal block M2;
• connect 24V room thermostat to terminals 6(R)-
7(W)-8(C); Do not apply dry volt between 2
terminals. Dry contact only.
• turn boiler power on;
• verify room thermostat operates per thermostat
manufacturer instructions.
NOTE: maximum load allowed is 10 mA
B. Connect 24V Heat Anticipator Room Thermostat
• turn power off to boiler;
• access terminal block M2;
• connect wires of 24V Heat anticipator room thermostat
to terminals 6-7;
• connect bridge between terminals 6-8;
• turn boiler power on;
• verify 24 V Heat anticipator room thermostat operates
per thermostat manufacturer instructions.
FIGURE 8-4 Thermostat Connections
8.6 Install Room Thermostat
Install room thermostat on inside wall. Do not install where it
will be inuenced by drafts, hot or cold water pipes, lighting
xtures, television, sun rays or near a replace.
Dry contact only - do not apply 24 volts between 6 and 7.
A
B
24V Room
Thermostat
24V Heat
Anticipator Room
Thermostat
240011947 REV B, [03/31/2018]