Falcon Alert, Hold, Lockout Codes Appendix D
D-10
39 PCB incompatible with product contained in Program Module
40 Parameter PCB in Program Module is too large for product
41 Range PCB in Program Module was too large for product
42 Alert PCB in Program Module was too large for product
43 IAS start check was forced on due to IAS enabled
44 Low voltage was detected in safety processor
45 High line frequency occurred
46 Low line frequency occurred
47 Invalid subsystem reset request occurred
48 Write large enumerated Modbus register value was not allowed
49 Maximum cycle count was reached
50 Maximum hours count was reached
51 Illegal Modbus write was attempted
52 Modbus write attempt was rejected (NOT ALLOWED)
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 overriden due to sensor fault
69 Modulation was overridden due to sensor fault
70 No demand source was set due to demand priority conflicts
71-73 RESERVED
74 Periodic Forced Recycle
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
82-83 RESERVED
Table D-2 Falcon Alerts (Continued)
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