63
9.17 Status And Sub-Status
The information menu
gives the following status and sub-status information:
9 - START UP PROCEDURE
State (St)
Sub-status (Su)
0
Rest
0
Rest
1
Boiler starts (Demand for
heat)
1
Short pre-purge of the fan
2
Control three-way valve
3
Start pump
4
sw checks sensor temperatures before the burner starts
2
Burner start
10
Open flue gas damper/external gas valve
11
Increase fan speed
13
Pre-purge
14
Wait for release signal from RL connection
15
Burner on
17
Pre-ignition
18
Ignition
19
Flame detection
20
Intermediate ventilation
3
Burner on (heating mode)
30
Temperature control
31
Limited temperature control (ΔT safety)
32
Output controlled by 0-10 v signal
33
Temperature protection gradient level 1 (Modulate down)
34
Temperature protection gradient level 2 (low-fire)
35
Temperature protection gradient level 3 (Blockage)
36
Modulate up for flame control
37
Temperature stabilization time
38
Cold start
4
Burner on (DHW mode)
30
Temperature control
31
Limited temperature control (ΔT safety)
32
Output controlled
33
Temperature protection gradient level 1 (Modulate down)
34
Temperature protection gradient level 2 (low-fire)
35
Temperature protection gradient level 3 (Blockage)
36
Modulate up for flame control
37
Temperature stabilization time
38
Cold start
5
Burner stop
40
Burner off
41
Post-purge
42
Close flue gas damper/external gas valve
43
Recirculation protection (checks to see if gas valve has closed)
44
Fan Stops
6
Boiler stops (End of heat call)
60
Pump post circulation
61
Pump off
62
Control three-way valve
63
Short-cycling counter activates
8
Stop
0
Wait for burner start
1
Short cycling protection function
9
Lock-out
xx
Shutdown codexx
17
Deaeration/ air purge
0
Rest
2
Control three-way valve
3
Start pump
61
Pump off
61
Control three-way valve
P/N 240011654, Rev. C [06/08/2017]
