Page 89
MagnaTech
BOILERS AND VOLUME WATER HEATERS
220
Unconfigured Delta T limit setpoint
setting
L
1. Return to Configuration mode and recheck
selected parameters, reverify and reset
module.
2. If fault repeats, verify electrical grounding.
3. If fault repeats, replace module.
221
Unconfigured DHW (Domestic Hot
Water) high limit setpoint setting
L
1. Return to Configuration mode and recheck
selected parameters, reverify and reset
module.
2. If fault repeats, verify electrical grounding.
3. If fault repeats, replace module.
222
Unconfigured Outlet high limit
setpoint setting
L
1. Return to Configuration mode and recheck
selected parameters, reverify and reset
module.
2. If fault repeats, verify electrical grounding.
3. If fault repeats, replace module.
223
Unconfigured Stack limit setpoint
setting
L
1. Return to Configuration mode and recheck
selected parameters, reverify and reset
module.
2. If fault repeats, verify electrical grounding.
3. If fault repeats, replace module.
224
Invalid DHW (Domestic Hot Water)
demand source setting
L
1. Return to Configuration mode and recheck
selected parameters, reverify and reset
module.
2. If fault repeats, verify electrical grounding.
3. If fault repeats, replace module.
Code Description
Procedure
225
Invalid Flame threshold setting
L
1. Return to Configuration mode and recheck
selected parameters, reverify and reset
module.
2. If fault repeats, verify electrical grounding.
3. If fault repeats, replace module.
226
Invalid Outlet high limit setpoint
setting
L
1. Return to Configuration mode and recheck
selected parameters, reverify and reset
module.
2. If fault repeats, verify electrical grounding.
3. If fault repeats, replace module.
227
Invalid DHW (Domestic Hot Water)
high limit setpoint setting
L
1. Return to Configuration mode and recheck
selected parameters, reverify and reset
module.
2. If fault repeats, verify electrical grounding.
3. If fault repeats, replace module.
228
Invalid Stack limit setpoint setting
L
1. Return to Configuration mode and recheck
selected parameters, reverify and reset
module.
2. If fault repeats, verify electrical grounding.
3. If fault repeats, replace module.
12.3 Diagnostic Tests and Input/
Output Indicators
Two kinds of screens are grouped together in
this section:
• Detailed indications of the input and
output signals
• Diagnostic tests of the pumps and burner
modulation
Note that these functions apply to just one
selected controller.
To access the diagnostic functions, from the
home screen, touch the control icon, then touch
the ‘Diagnostics’ button.
1. The buttons at the bottom of the screen
select the types of inputs and outputs
displayed. The Burner Control I/O button
leads to Menu 36
Menu 36. Burner Control I/O Screen
A green dot indicates a function that is
“on.”
2. Press the Digital I/O button to see
parameters with the functions that are
either “on” or “off.” See Menu 37.
Menu 37. Digital I/O Screen
3. The button for Analog I/O displays items
that change continuously between two
limits. See Menu 38
Содержание MagnaTech BMGH1600
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Страница 98: ...Page 94 BRADFORD WHITE 1 13 12 4 3 5 13 2 15 Final Assembly DETAIL A 9 10 8 Final Assembly ...
Страница 110: ...Page 106 BRADFORD WHITE 6 2 7 11 1 5 4 12 10 3 3 8 9 6 Control Panel Assembly ...
Страница 114: ...Page 110 BRADFORD WHITE 7 8 15 14 9 4 16 12 5 1 6 2 11 AC DISTRIBUTION BOX ASSEMBLY PART NUMBERS MODELS 2500 AND 3500 ...