Product Overview

S7810M MODBUS™ MODULE
17 65-0249—07
41 FAULT 41: MAIN VALVE ON 69
42 FAULT 42: PILOT VALVE 1 ON 80
43 FAULT 43: IGNITION ON 47
44 FAULT 44: PILOT VALVE 2 ON 81
45 FAULT 45: LOW FIRE SW OFF 57
46 FAULT 46: FLAME AMP TYPE 32
47 FAULT 47: JUMPERS CHANGED 50
48 FAULT 48: DELAYED MV ON 28
49 FAULT 49: MAN-OPEN SW. ON 71
50 FAULT 50: JUMPERS WRONG 51
51 FAULT 51: FLAME TOO STRONG 36
52 FAULT 52: CALL SERVICE 24
53 FAULT 53: LOCKOUT SWITCH 55
54 FAULT 54: COMB. PRESSURE 26
55 FAULT 55: PURGE FAN SW ON 91
56 FAULT 56: BLOCK INTAKE 20
57 FAULT 57: PURGE FAN SW OFF 90
58 FAULT 58: COMB.PRESSURE/
FLAME
26
59 FAULT 59: CALL SERVICE 24
60 FAULT 60: CALL SERVICE 24
61 FAULT 61: MV1 OFF 218
62 FAULT 62: MV2 OFF 219
63 FAULT 63: MV1 ON 220
64 FAULT 64: MV2 ON 221
65 FAULT 65: VPS OFF 222
66 FAULT 66: VPS ON 223
67 FAULT 67: AC PHASE 10
68 FAULT 68: PREIGNITION ILK 85
69 FAULT 69: CALL SERVICE 24
70 FAULT 70: CALL SERVICE 24
71-75 FAULT 71-75: DEVICE SPECIFIC 29
76-93 FAULT 76-93: ACCESSORY FAULT 11
94-127 FAULT 94-127: CALL SERVICE 24
128 FAULT 128: POOR FLAME
SENSOR
82
129–141 FAULT 129-141: CALL SERVICE 24
142
FAULT 68z: OTHER PREIGN ILK
EA
75
143
FAULT 68y: VALVE CLOSURE
EA
109
144
FAULT 33z: OTHER PREIGN ILK
EA
75
145
FAULT 33y: VALVE CLOSURE
EA
109
146 FAULT 32s: OTHER
INTERLOCKS
EA
74
147
FAULT 32r: AUX INTERLOCK #5
EA
16
148
FAULT 32q: AUX INTERLOCK #4
EA
15
Table 17. 7800 SERIES Fault Codes. (Continued)
Fault
Code
(Reg
40001)
Fault Message
(NOTE: FAULT n: is not in
the Fault and Strings Code)
Fault
String
Code
(Table 16)
149
FAULT 32p: AIRFLOW SWITCH
EA
13
150 FAULT 32o: LOW GAS
PRESSURE
EA
59
151 FAULT 32n: HIGH GAS
PRESSURE
EA
41
152
FAULT 32m: ATOMIZING SW
EA
14
153
FAULT 32k: LOW OIL TEMP
EA
62
154
FAULT 32j: HIGH OIL TEMP
EA
44
155 FAULT 32i: LOW OIL
PRESSURE
EA
61
156 FAULT 32h: HIGH OIL
PRESSURE
EA
43
157 FAULT 32g: BOTH FUELS
SELECT
EA
21
158
FAULT 32f: FUEL SELECT OFF
EA
38
159
FAULT 32e: AUX LIMIT #3
EA
19
160
FAULT 32d: HIGH LIMIT
EA
42
161
FAULT 32c: LWCO
EA
63
162
FAULT 32b: AUX LIMIT #2
EA
18
163
FAULT 32a: AUX LIMIT #1
EA
17
164 FAULT 30s: OTHER
INTERLOCKS
EA
74
165
FAULT 30r: AUX INTERLOCK #5
EA
16
166
FAULT 30q: AUX INTERLOCK #4
EA
15
167
FAULT 30p: AIRFLOW SWITCH
EA
13
168 FAULT 30o: LOW GAS
PRESSURE
EA
59
169 FAULT 30n: HIGH GAS
PRESSURE
EA
41
170
FAULT 30m: ATOMIZING SW
EA
14
171
FAULT 30k: LOW OIL TEMP
EA
62
172
FAULT 30j: HIGH OIL TEMP
EA
44
173 FAULT 30i: LOW OIL
PRESSURE
EA
61
174 FAULT 30h: HIGH OIL
PRESSURE
EA
43
175 FAULT 30g: BOTH FUELS
SELECT
EA
21
176
FAULT 30f: FUEL SELECT OFF
EA
38
177
FAULT 30e: AUX LIMIT #3
EA
19
178
FAULT 30d: HIGH LIMIT
EA
42
179
FAULT 30c: LWCO
EA
63
180
FAULT 30b: AUX LIMIT #2
EA
18
Table 17. 7800 SERIES Fault Codes. (Continued)
Fault
Code
(Reg
40001)
Fault Message
(NOTE: FAULT n: is not in
the Fault and Strings Code)
Fault
String
Code
(Table 16)