102
14 - USE
2043 Burner 1 anti cycling: differential temperature °F 0 to 36 28 28
2062 DHW post pump time sec 10 to 255 240 N/A
2063 DHW max priority time min 1 to 60 30 N/A
2067 DHW priority 0 = (TIME), DHW has
priority to CH during DHW
max priority time (2063)
1 = (OFF), CH always has
priority to DHW.
2 = (ON), DHW always has
priority to CH
2 N/A
2100 Display: delay to shut off min 0 to 30 5 5
2101 MULTIBURNER Emergency mode (If sensor 1102
fail)
\ no or yES Yes Yes
2102 MULTIBURNER Emergency setpoint °F 68 to 149 113 113
2103 MULTIBURNER start delay time sec 1 to 900 180 15
2104 MULTIBURNER stop delay time sec 1 to 900 180 15
2105 MULTIBURNER start burner diff. °F 0 to 36 9 9
2106 MULTIBURNER stop burner diff. °F 0 to 36 9 9
2107 MULTIBURNER calculated setpoint. Max offset
up.
°F 1 to 36 18 7
2108 MULTIBURNER calculated setpoint. Max offset
down.
°F 1 to 36 36 7
2109 MULTIBURNER next burner start rate % 1 to 100 70 70
2110 MULTIBURNER next burner stop rate % 1 to 100 10 10
2111 MULTIBURNER rotation interval Days 0 to 9 6 6
2113 MULTIBURNER start modulation delay factor min 0 to 60 5 0
2114 MULTIBURNER post local pump time sec 0 to 255 240 240
Parameter Parameter description Visualization on display “N” (see Figure 14-1)
AFro
Heater is doing antifreezing protection Supply temperature (°F)
Light fi xed = Indirect water heater enabled
Blinking = indirect water heater loading
Supply temperature (°F)
Light fi xed = Hot water supply enabled
Blinking = Hot water supply active
Supply temperature (°F)
Loc
Heater is in Lockout. Press RESET button to unlock the burner.
If lockout happens frequently, ask for a qualifi ed technical
service
Lock out code (see Section 14.16)
Err
Heater is in blocking error. It is possible to restore the normal
operating conditions only resolving the problem. Ask for a
qualifi ed technical service.
Blocking error code (see Section 14.17)
14.15 - Diagnostic
During normal operation display can show
the below informations:
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