Weil-McLain Aqua Balance WMB-155 Manual page 105

Wall mount gas-fired condensing boilers-combi and heating only models
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W
TM
AquaBalance
34 Troubleshooting
Figure 133
Troubleshooting suggestions for
Category
Description
Num. Address
Flame current supervi-
142
sion
Flame current supervi-
143
sion
Flame current supervi-
144
sion
System
145
System
146
System
147
Fan Regulation
148
Fan Regulation
149
Fan Regulation
150
Fan Regulation
151
Heat exchanger pro-
152
tection
'+: &RQ¿J 
153,2
'+: &RQ¿J 
154,2
'+: FRQ¿J 
155,1
'+: FRQ¿J 
156,1
'+: FRQ¿J 
157,1
'+: FRQ¿J 
158,1
'+: FRQ¿J 
159,1
'+: FRQ¿J 
160,1
System
161
System
162
System
163
'+: &RQ¿J 
164,1
Chimney material
165
Chimney material
166
Chimney material
167
Wind condition
168
Wind condition
169
Wind condition
170
'+: &RQ¿J 
171,2
'+: &RQ¿J 
172,2
'+: &RQ¿J 
173,2
'+: &RQ¿J 
174,2
'+: &RQ¿J 
172,4
'+: &RQ¿J 
173,4
'+: &RQ¿J 
174,4
'+: &RQ¿J 
175,2
Flame current supervi-
176
sion
Part number 550-100-305/0118
M
-
ALL
OUNT GAS
FIRED WATER BOILER
(continued)
AquaBalance
E2 prom parameters
Description
ML – 80D5
Flame current on level1 offset
ML – 80DB
Flame current on level2 offset
ML – 8112
Flame current off level offset
ML – 8134
High altitude & Chimney length selection
ML – 8131
Pre-purge time between A01 attempts
ML – 80D6
Pump protection time
CL5 – 0AC8
FAN Kp Up
CL5 – 0AF4
FAN Ki Up
CL5 – 1B8C
FAN Kp Down
CL5 – 1BB0
FAN Ki Down
ML – 80DD
Heat exchanger protection
ML – 80D2
Priority Over Ride Set
ML – 80D3
Priority Over Ride Reset
ML – 810F
Short tapping
ML – 80DF
Peak pump on fan speed
ML – 80D8
Peak pump switch on time
ML – 80CD
Peak remove time
ML – 80CE
Peak remove switch off temperature
ML – 80CF
Peak pump speed
ML – 80D7
Fan type selection
ML - 8121
High limit protection timer
ML – 80D4
OTC Exempt
ML – 80DA
DHW Comfort pump on time
ML – 8110
PVC/CPVC Selection
ML – 8132
PVC maximum temperature
ML – 8133
CPVC maximum temperature
ML - 8135
Wind condition time
ML - 8136
Wind condition frequency
ML - 8137
Wind condition ADC
ML – 8111
DHW thermostat/sensor selection
ML – 80C7
DHW tank prepare mode
ML – 80D1
DHW Delta
ML – 80CC
DHW slope control
ML – 80C7
DHW tank prepare mode
ML – 80D1
DHW Delta
ML – 80CC
DHW slope control
ML – 813F
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CL5 – AAA1
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Boiler Manual
boilers — Fault displays and diagnostics
(continued)
Unit
Range
Low
High
ADC
0
255
ADC
0
255
ADC
0
255
Num
0
2
Min
0
60
Sec
0
20
Num
0
100
Num
0
255
Num
0
100
Num
0
255
°F/Sec
0
27
°F
0
240
°F
0
240
Sec
0
255
Hz
0
255
Sec
0
255
Sec
0
20
°F
32
212
%
0
100
Num
0
1
Sec
0
20
Num
0
1
Sec
0
30
Num
0
2
°F
140
212
°F
158
230
Sec
0
60
Hz
0
255
ADC
0
255
Num
0
1
Num
0
2
°F
0
35
°F/min
1
20
Num
0
2
°F
0
35
°F/min
1
20
Num
0
1
Num
1
20
Def
Value
3
0
20
0
0
5
25
220
25
250
18
30
15
30
120
20
0
194
100
1
10
0
2
1
190
200
10
110
30
0
0
18
9
0
18
9
0
20
105

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