Imit 546010, Quick Start Manual, Page: 9 / 10

21/9/2018 TA3 - TA3 A - TA3 B - TA3 C - Imit Control System s.r.l.
https://manimit.it/en/ta3-ta3-ta3-b-ta3-c-10/ 9/10
FIG. 15
SUMMER/WINTER SWITCH
On TA3-C, put the switch onto the position to set up the “summer” operation mode (air conditioning
system), or onto the “ ” position to set up the “winter” operation mode (heating system). ( g.13 ” position to
set up the “winter” operation mode (heating system). ( g.13)
FIG. 13
PROBLEM SOLVING
Problem
The system does not start
Possible cause
Wrong wiring
The set room temperature has been already reached
Switch on OFF position
Wrong setting of summer/winter switch
Solution
Check if the wiring connections to the thermostat terminals were carried out as per wiring diagram