COMMISSIONING INSTRUCTIONS
TR05A140.B1107
35
5.6 Control parameters
Table 6: Control Parameters
NOTES
Factory default values highlighted in bold.
Parameters 1 and Parameter 14 highlighted in grey only need to be adjusted when replacing the Modulation PCB. When the
PCB is replaced and Parameter 14 is set to values 01, 02 or 03 the PCB will automatically set Parameters 17 through 22 to the
factory default values stated above.
PARAMETER
NUMBER
PARAMETER NAME
PARAMETER
VALUE
FUNCTION
1 Boiler type
00
01
02
Non-storage boiler
Storage boiler (type 1)
Storage boiler (type 2)
2 Fuel type
00
01
Natural gas
LPG
3 CH flow temperature
00
01
Standard (30-80°C) for radiators
Reduced (25-40°C) for under floor
4 CH pump mode
00
01
Runs when controls call for heat.
Runs continuously when appliance is on.
5 - - Not applicable to this appliance
6
Short cycling prevention
(CH delay timer)
00-90
(default = 36)
Expressed in steps of 5 seconds
(Default = 36 x 5 sec = 180 sec)
7 CH pump overrun timer
00-90
(default = 36)
Expressed in steps of 5 seconds
(Default = 36 x 5 sec = 180 sec)
8 - - Not applicable to this appliance
9 - - Not applicable to this appliance
10 - - Not applicable to this appliance
11 - - Not applicable to this appliance
12 - - Not applicable to this appliance
13 - - Not applicable to this appliance
14 Burner type
00
01
02
03
Atmospheric
Premix 25 kW
Premix 29-34 kW
Premix 50 kW
15 - - Not applicable to this appliance
16 - - Not applicable to this appliance
17 Minimum fan speed
33-202
(default = 66)
Expressed in Hertz (Hz)
(Default = 66 Hz)
18 Maximum fan speed
33-202
(default = 162)
Expressed in Hertz (Hz)
(Default = 162 Hz)
19 Minimum fan speed (in CH mode)
33-202
(default = 66)
Expressed in Hertz (Hz)
(Default = 66 Hz)
20 Maximum fan speed (in CH mode)
33-202
(default = 162)
Expressed in Hertz (Hz)
(Default = 162 Hz)
21 Ignition sequence fan speed
33-202
(default = 110)
Expressed in Hertz (Hz)
(Default = 110 Hz)
22 Fan speed display mode
00
01
Off
On (displays fan speed for 10 minutes)
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