Page 69 of 87
ProtoCessor 1991 Tarob Court Milpitas, California 95035 USA Web: www.protocessor.com
Tel: (408) 964-4444 Fax: (408) 964-4425 email: [email protected]
41
Internal fault: Safety key 9
Lockout
42
Internal fault: Safety key 10
Lockout
43
Internal fault: Safety key 11
Lockout
44
Internal fault: Safety key 12
Lockout
45
Internal fault: Safety key 13
Lockout
46
Internal fault: Safety key 14
Lockout
47
Flame rod to ground leakage
Hold
48
Static flame (not flickering)
Hold
49
24Vac voltage low/high
Hold
50
Modulation fault
Hold
51
Pump fault
Hold
52
Motor tachometer fault
Hold
53
AC inputs phase reversed
Lockout
54
Safety GVT model ID doesn’t match application’s model ID
Lockout
55
Application configuration data block CRC errors
Lockout
56-57
RESERVED
58
Internal fault: HFS shorted to IAS
Lockout
59
Internal fault: Mux pin shorted
Lockout
60
Internal fault: HFS shorted to LFS
Lockout
61
Anti-short cycle
Hold
62
Fan speed not proved
Hold
63
LCI off
Hold
67
ILK off
Hold
68
ILK on
Hold
69
Pilot test hold
Hold
70
Wait for leakage test completion
Hold
71-77
RESERVED
78
Demand lost in run
Hold
79
Outlet high limit
Hold
81
Delta T inlet/outlet limit
Hold
82
Stack limit
Lockout
91
Inlet sensor fault
Hold
92
Outlet sensor fault
Hold
93
DHW sensor fault
Hold
94
S2 (J8-6) sensor fault
Hold
95
Stack sensor fault
Hold
96
S5 (J8-11) sensor fault
Hold
97
Internal fault: A2D mismatch
Lockout
98
Internal fault: Exceeded VSNSR voltage tolerance
Lockout
99
Internal fault: Exceeded 28V voltage tolerance
Lockout
101-104
RESERVED
105
Flame detected out of sequence
Lockout
106
Flame lost in MFEP
Lockout
107
Flame lost early in run
Lockout
108
Flame lost in run
Lockout
109
Ignition failed
Lockout
110
Ignition failure occurred
Hold
111
Flame current lower than WEAK threshold
Hold