Honeywell DBC2000 Series Product Handbook

ENS7003R0 KO06 2010
Lockout Timing
Pre-Purge
Error Confirmation
Pre-Purge restart
Pre-Purge
BLOWER
IGNITION TR
PILOT VALVE
MAIN VALVE
ALARM
HIGH
LOW
DAMPER
AIR FLOW SW
FLAME SIGNAL
POWER
PRE/POST-PURGE
IGNITION TRIAL
PILOT ONLY
M-TRI/M-STA
RUN
FLAME
ALARM
I
N
D
I
C
A
T
I
O
N
L
O
A
D
Fig. 11: When air flow switch goes OFF during pre-purge, and then ON again within Lockout timing
Error Confirmation
CONTROLLER OFF
Post-Purge
Lockout
RUN
60 SEC
BLOWER
IGNITION TR
PILOT VALVE
MAIN VALVE
ALARM
HIGH
LOW
DAMPER
AIR FLOW SW
FLAME SIGNAL
POWER
PRE/POST-PURGE
IGNITION TRIAL
PILOT ONLY
M-TRI/M-STA
RUN
FLAME
ALARM
I
N
D
I
C
A
T
I
O
N
L
O
A
D
Fig. 12: When flame signal remains present after the end of heat demand

Honeywell DBC2000 Series Specifications

General

Brand	Honeywell
Model	DBC2000 Series
Category	Controller
Language	English