Green Mountain GMHB227, Installation, Operation & Maintenance Manual

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10 - OPERATING INSTRUCTIONS
P14 Max DHW power setting 100 100 100 100
P15 Min CH power setting 0 0 0 0
P16
Maximum Central Heating setpoint (°C)
00= 176° F (80°C)
01= 113°F (45°C)
0 0 0 0
P17 Pump overrun time in heating mode (min) 3 3 3 3
P18
Maximum overrun time before a new relight of burner in heating mode
(min)
3 3 3 3
P19 Manufacturer information. Shall be set to 7. Ignore all other options. 7 7 7 7
P20 Pump overrun time in DHW Mode (0…255 seconds) 30 30 30 30
P21
Anti-legionella function setpoint setting
00= disabled
60...67 = enabled (setpoint value °C)
0 0 0 0
P22 Set at “22” to display and edit parameters from P42 onward. 0 0 0 0
P23 Maximum DHW setpoint (°C) (55°C …60°C) (131°F - 140°F) 60 60 60 60
P24 DHW start delay (sec) 35 35 35 35
P25 Manufacturer information. Set to 0. Ignore other options. 0 0 0 0
P26 Manufacturer information. Set to 9. Ignore other options. 9 9 9 9
P27 Manufacturer information. Set to 26. Ignore other options. 26 26 26 26
P28 Manufacturer information. Set to 0. Ignore other options. 0 0 0 0
P29 Manufacturer information. Set to 7. Ignore other options. 7 7 7 7
P30 Manufacturer information. Set to 10. Ignore other options. 10 10 10 10
P31 Manufacturer information. Set to 20. Ignore other options. 20 20 20 20
C00 Fault History C00
C01 Fault History C1
C02 Fault History C2
C03 Fault History C3
C04 Fault History C4
C05 Fault History C5
C06 Fault History C6
C07 Fault History (lock-out) C07
C08 Fault History (lock-out) C08
C09 Fault History (lock-out) C09
P42 Manufacturer information. Set to 0. Ignore other options. 0 0 0 0
P43 Manufacturer information. Set to 1. Ignore other options. 1 1 1 1
P44 °C/°F selection (also changes pressure to bar/psig) 1 1 1 1
P45 Manufacturer information. Set to 1. Ignore other options. 1 1 1 1
P46 Manufacturer information. Set to 63. Ignore other options. 63 63 63 63
P47 Manufacturer information. Set to 0. Ignore other options. 0 0 0 0
P48 Manufacturer Information. Shall be set to 0. Ignore other options. 0 0 0 0
P49 Manufacturer information. Set to 0. Ignore other options. 0 0 0 0
P50 Manufacturer information. Set to 25. Ignore other options. 25 25 25 25
P51 Manufacturer information. Set to 25. Ignore other options. 25 25 25 25
Parameter Parameter Description
GMHB
227
NG
GMHB
227
LPG
GMHB
380
NG
GMHB
380
LPG
10.3.6 Description of Parameters- Continued
Parameter Parameter Description
GMHB
227
NG
GMHB
227
LPG
GMHB
380
NG
GMHB
380
LPG
P52 Manufacturer information. Set to 90. Ignore other options. 90 90 90 90
P53 Manufacturer information. Set to 0. Ignore other options. 0 0 0 0
P54 Manufacturer information. Set to 20. Ignore other options. 20 20 20 20
P55 Manufacturer information. Set to 0. Ignore other options. 0 0 0 0
P56 DHW Frost protection enable/disable 0 0 0 0
P57 Manufacturer information. Set to 0. Ignore other options. 0 0 0 0
P58 Manufacturer information. Set to 0. Ignore other options. 0 0 0 0
P59 Manufacturer information. Set to 3. Ignore other options. 3 3 3 3
P60 Manufacturer information. Set to 1. Ignore other options. 1 1 1 1
P61 Manufacturer information. Set to 36. Ignore other options. 36 36 36 36
P62 Manufacturer information. Set to 9. Ignore other options. 9 9 9 9
P63 Manufacturer information. Set to 8. Ignore other options. 8 8 8 8
P64 Manufacturer information. Set to 0. Ignore other options. 0 0 0 0
P65 Manufacturer information. Set to 0. Ignore other options. 0 0 0 0
P66 Manufacturer information. Set to 98. Ignore other options. 98 98 98 98
P67 Manufacturer information. Set to 0. Ignore other options. 0 0 0 0
P68 Manufacturer information. Set to 0. Ignore other options. 0 0 0 0
P69 Manufacturer information. Set to 0. Ignore other options. 0 0 0 0
P70
Ignition fan speed (Fan speed = F70*100rpm)
(Consult factory before adjusting)
33 33 40 40
P71 Maximum fan speed(Fan speed = 5000+F71*10 rpm) 90 90 125 174
P72 Minimum fan speed (Fan speed = 750+F71*10 rpm) 115 108 95 135
P73
Manufacturer Information. Shall be set to indicated value. Ignore
other options.
5 5 6 6
P74 Manufacturer information. Set to 0. Ignore other options. 0 0 0 0
P75 Not used - - - -
P76 Manufacturer information. Set to 0. Ignore other options. 0 0 0 0
P77 Manufacturer information. Set to 0. Ignore other options. 0 0 0 0
P78 Manufacturer information. Set to 0. Ignore other options. 0 0 0 0
P79
DWH switch off offset (0..15°C; 0: fixed Off value; 1..15 Off=DHW
sF79)
0 0 0 0
P80 Manufacturer information. Set to 0. Ignore other options. 0 0 0 0
P81 Manufacturer information. Set to 1. Ignore other options. 1 1 1 1
P82 Manufacturer information. Set to 4. Ignore other options. 4 4 4 4
P83 Manufacturer information. Set to 25. Ignore other options. 25 25 25 25
P84 Manufacturer information. Set to 0. Ignore other options. 0 0 0 0
P85 Manufacturer information. Set to 0. Ignore other options. 0 0 0 0
P86 Manufacturer information. Set to 1. Ignore other options. 1 1 1 1
PN 240012369, REV A [08/31/2018]