Bryan Boilers Triple-Flex High Efficiency Boilers & 300 - Manual (Page 36)

Date: 8-4-2010
Revision: 0
Form: 2396
30
53 Illegal Modbus read was attempted
54
Safety processor brown-out reset
occurred
55
Application processor watchdog reset
occurred
56
Application processor brown-out reset
occurred
57
Safety processor watchdog reset
occurred
58
Alarm was reset by the user at the
control
59
Burner control firing rate was >
absolute max rate
60
Burner control firing rate was <
absolute min rate
61
Burner control firing rate was invalid,
% vs. RPM
62
Burner control was firing with no fan
request
63
Burner control rate (nonfiring) was >
absolute max rate
64
Burner control rate (nonfiring) was <
absolute min rate
65
Burner control rate (nonfiring) was
absent
66
Burner control rate (nonfiring) was
invalid, % vs. RPM
67
Fan off cycle rate was invalid, % vs.
RPM
68
Setpoint was overridden due to
sensor fault
69
Modulation was overridden due to
sensor fault
70-74 RESERVED
75
Absolute max fan speed was out of
range
76
Absolute min fan speed was out of
range
77 Fan gain down was invalid
78 Fan gain up was invalid
79 Fan minimum duty cycle was invalid
80 Fan pulses per revolution was invalid
81 Fan PWM frequency was invalid
82-89 RESERVED
90
Modulation output type was invalid
91
Firing rate control parameter was
invalid
92
Forced rate was out of range vs.
min/max modulation
93 Forced rate was invalid, % vs. RPM
94 Slow start ramp value was invalid
95 Slow start degrees value was invalid
96
Slow start was ended due to outlet
sensor fault
97
Slow start was end due to reference
setpoint fault
98
CH max modulation rate was invalid,
% vs. RPM
99
CH max modulation rate was >
absolute max rate
100
CH modulation range (max minus
min) was too small (< 4% or 40 RPM)
101
DHW max modulation rate was
invalid, % vs. RPM
102
DHW max modulation rate was >
absolute max rate
103
DHW modulation range (max minus
min) was too small (< 4% or 40 RPM)
104
Min modulation rate was < absolute
min rate
105
Min modulation rate was invalid, %
vs. RPM
106 Manual rate was invalid, % vs. RPM
107
Slow start enabled, but forced rate
was invalid
108 Analog output hysteresis was invalid
109
Analog modulation output type was
invalid
110 IAS open rate differential was invalid
111 IAS open step rate was invalid
112-
114
RESERVED
115
Fan was limited to its minimum duty
cycle
116
Manual rate was > CH max
modulation rate
117
Manual rate was > DHW max
modulation rate
118
Manual rate was < min modulation
rate
119
Manual rate in Standby was >
absolute max rate
120
Modulation commanded rate was >
CH max modulation rate
121
Modulation commanded rate was >
DHW max modulation rate
122
Modulation commanded rate was <
min modulation rate
123
Modulation rate was limited due to
outlet limit
124
Modulation rate was limited due to
Delta-T limit
125
Modulation rate was limited due to
stack limit
126
Modulation rate was limited due to
anti- condensation
127 Fan Speed out of range in RUN
128
Modulation rate was limited due to
IAS was open