Technician settings (Cont’)
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PYROBOX3/3C/5
-TRACE
Owner’s manual & Technician Settings
Pg. 15
Follow the steps below to enable or disable each of the 5 zones.
By default, all zones are enabled.
1. Turn the thermostat OFF.
2. Press and hold both the [+] and the [-] buttons simultaneously for 10 seconds.
3. Choose the required zone using the [Select] button. Selected zone number will appear on display
and the heater icon will flash.
4. Use the [+] button to enable the selected zone (black heater icon).
5. Use the [-] button to disable the selected zone (white heater icon).
6. Repeat steps above 3 to 5 for any required zone.
7. Press and hold both the [+] and the [-] buttons simultaneously again for 5 seconds to return to
normal display.
Enable/Disable zones
[+] & [-]
(10 sec.)
[Select]
[Select]
[Select]
5
4
3
2
1
[-]
[+]
[-]
[+]
[-]
[+]
[-]
[+]
[-]
[+]
[Select]
[+] & [-]
(5 sec.)
Black icon – Zone enabled
White icon – Zone disabled
