Conventional System Test - Tantalus ST-1480 Operating And Installation Manual

Conventional System Test

This procedure allows the installer to bypass delays associated with the minimum on/off times.
OUTPUT TESTED
Fan
ST
1 stage cooling
ND
2 stage cooling*
ST
1 stage heating
ND
2 stage heating**
* Only in two stage cooling systems.
** Only in two stage heating systems.
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PROCEDURE
Mode = Off
Fan = change from AUTO to ON
Mode = COOL
Modify the temperature by - 5°F (-3°C)
from room temperature and SELECT
ENGAGE HOLD
Remain in COOL mode
Return to the Temporary HOLD function
and SELECT ENGAGE HOLD again
Change mode to HEAT and modify the
temperature by +5°F (+3°C) and
ENGAGE HOLD
Remain in HEAT mode and return to the
Temporary HOLD function and SELECT
ENGAGE HOLD
EXPECTED RESULT
Fan should turn on and off
First stage cooling should
engage
Second stage cooling
should engage
First stage heating should
engage
Second stage heating
should engage