tekmar 553 Thermostat Quick Start - Manual (Page 2)

© 2014 553_Q - 02/14 2 A Watts Water Technologies Company
4. Switch Settings
5. Wiring
Switch Position Action
1
ON
LOCK Access level
adjustment is not available.
OFF
UNLOCK Access level
adjustment is available.
tekmarNet
Thermostat 553
Two Stage Heat, One Stage Cool, Fan
Switch
Settings
www.tekmarcontrols.com
Lock
ed ck
/
ON
1 2
Back of Thermostat
tekmarNet ® 4 Wiring Example
See 553_A for complete
wiring details.
W
R
Y
G
Optional
Outdoor
Sensor
070
Optional
Slab
Sensor
079 Furnace
and
Air Conditioner
tN4 Wiring Center
or Zone Manager
tN4 C W R
C
tN2
tN4
tN2
R
Rh W Rc Y G/O S1 S2 ACC Com
No Power
W
R
Y
G
Optional
Outdoor
Sensor
070
Optional
Slab
Sensor
079
Furnace
and
Air Conditioner
tN2 Wiring Center,
House Control or
Zone Manager
tN2 tN2
C
tN2
tN4
tN2
R
Rh W Rc Y G/O S1 S2 ACC Com
No Power
tekmarNet ® 2 Wiring Example