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2.6
Connecting the Wires
GB
1. Connect the system wires to the terminals according to the
wiring diagram shown in the section 2.7 "WIRING DIAGRAM".
2.7
Wiring Diagram
The T103 thermostat can be used with single stage heating
system. Inside the thermostat, three terminals which label COM,
NC and NO would be found. In most case, COM and NO are
used.
-9-
2.8
Battery Installation
The KT250 is operated by two AAA 1.5V Alkaline batteries. Please
follow the installation instruction:
1. Find out the battery door at the side of the case.
2. Slide the door downward to open it.
3. Two old batteries would "jump out".
4. Take out the old batteries.
5. Insert two batteries in right position as shown. Be sure the
polarity of the batteries are in right position.
6. Push and slide the door upward to close it.
If first use, skips the instruction (3) and (4).
-10-
GB
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