Locking The Parameters Settings - Airstream TC5-2V4SA User Manual

St. 3
(iii) When the user turns the adjustment knob to make an adjustment to the
stage 3 differential, the relative value reappears on the display.
In the case of the mist and heating units, the starting temperature is displayed
with the letters "STr" when adjusting the differential and the stopping
temperature is displayed with the letters "STP" when adjusting the offset.
L
OCKING THE PARAMETER SETTINGS
The parameter settings can be locked to prevent accidentally modifying
them. When the settings are locked, only the temperature set point and the
Stage 1 minimum ventilation speed can be modified (as long as the tem-
perature curve and the minimum ventilation speed curve are deactivated
respectively).
To lock the parameter settings:
n
Set internal switch # 1 to ON. The Locked Parameter Pilot Light turns
on.
To unlock the parameter settings:
n
Set internal switch # 1 to OFF. The Locked Parameter Pilot Light
turns off.
2.3
TC5-2V4SA
78.0
TC5-2V4SA rev.06
15