55
110327-07 - 2/23
ALTA
Combi Installation, Operating & Service Instructions
16
Operation
Figure 16-1: Display Icons
120
°F
When not flashing or alternating display temperature is:
• DHW outlet temperature during DHW priority.
• Boiler supply temperature at all other times.
Visible when Central Heat demand is present.
Visible when DHW demand is present. Icon will flash if
DHW setpoint is being adjusted.
Visible when burner is firing. Icon adjacent to active
priority.
Visible when Recirculation (Comfort) Mode is active.
(Visible after successful calibration.)
Visible when CH setpoint reset is enabled.
Visible when adjust mode is active. Icon will flash if
manual mode is enabled.
Visible when manual reset lockout is active.
User Display Overview
+
–
reset
Table 16-2: Display Descriptions
