Table of Contents
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EWT-3102 / EWT-3103 Touchscreen Programmable Thermostat
Table 1. Selecting Terminal Identifications for System Type.
System Type
Standard Heat/Cool
Heat Only
Heat Only with Fan
Heat Only (Series 20) Power to open and
power to close zone valves
Normally Open Zone Valves Heat Only
Cool Only
Standard Multistage up to 2 Heat/2 Cool
Heat Pump with No Auxiliary Heat
Heat Pump with Auxiliary Heat
Wallplate Terminal
Wiring Diagram
Identifications
Reference
9, 10
11
12
13
14
15
16, 17
18, 19
20, 21
19
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