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S7810M MODBUS™ MODULE
65-0249—07
16
7800 SERIES Fault Codes
Table 17 is a complete list of fault codes that may appear in the
fault code register. The Fault String Code register will contain
the corresponding String code identified in the table.
183
Jumper 3 Clipped)
184
STANDBY HOLD (EA)
185
PURGE HOLD (EA)
186
PILOT HOLD (EA)
187
MAIN IG HOLD (EA)
188
RUN HOLD (EA)
189
POSTPURGE HOLD (EA)
190
PREIGNITION HOLD (EA)
191
-SKIPPED-
192
DEMAND T6 = 0
193
DEMAND T6 = 1
194
PILOT VALVE T8 = 0
195
PILOT VALVE T8 = 1
196
INTERMIT PV T8 = 0
197
INTERMIT PV T8 = 1
198
MAIN VALVE1 T9 = 0
199
MAIN VALVE1 T9 = 1
200
VP SWITCH T16 = 0
201
VP SWITCH T16 = 1
202
MAIN VALVE2 T17 = 0
203
MAIN VALVE2 T17 = 1
204
INTRUPTD PV T21 = 0
205
INTRUPTD PV T21 = 1
206
DELAYED MV T21 = 0
207
DELAYED MV T21 = 1
208
START SW T21 = 0
209
START SW T21 = 1
210
VP START
211
VP MV2 ON
212
VP LOW DLY
213
VP LOW TST
214
VP MV1 ON
215
VP HIGH DLY
216
VP HIGH TST
217
VP SETUP NEEDED
218
MAIN VALVE 1 OFF
219
MAIN VALVE 2 OFF
220
MAIN VALVE 1 ON
221
MAIN VALVE 2 ON
222
VPS OFF
223
VPS ON
224
HIGH CYCLE RATE
Table 16. 7800 SERIES String codes. (Continued)
String Code
String
Table 17. 7800 SERIES Fault Codes.
Fault
Code
(Reg
40001)
Fault Message
(NOTE: FAULT n: is not in
the Fault and Strings Code)
Fault
String
Code
(Table 16)
0
Blank
(no fault)
0
1
FAULT 1: NO PURGE CARD
73
2
FAULT 2: AC FREQUENCY/NOISE 8
3
FAULT 3: AC LINE DROPOUT
9
4
FAULT 4: AC FREQUENCY
7
5
FAULT 5: LOW LINE VOLTAGE
60
6
FAULT 6: PURGE CARD ERROR
88
7
FAULT 7: FLAME AMPLIFIER
34
8
FAULT 8: FLAME AMP/SHUTR
33
9
FAULT 9: FLAME DETECTED
35
10
FAULT 10: PREIGNITION ILK
85
11
FAULT 11: RUNNING ILK ON
100
12
FAULT 12: LOCKOUT ILK ON
53
13
FAULT 13: AIRFLOW SW. ON
12
14
FAULT 14: HIGH FIRE SWITCH
40
15
FAULT 15: FLAME DETECTED
35
16
FAULT 16: FLAME-OUT TIMER
37
17
FAULT 17: MAIN FLAME FAIL
64
18
FAULT 18: FLAME DETECTED
35
19
FAULT 19: MAIN FLAME IGN.
65
20
FAULT 20: LOW FIRE SW OFF
57
21
FAULT 21: RUNNING ILK
99
22
FAULT 22: LOCKOUT ILK
54
23
FAULT 23: AIRFLOW SWITCH
13
24
FAULT 24: CALL SERVICE
24
25
FAULT 25: CALL SERVICE
24
26
FAULT 26: MAN-OPEN SW. OFF
70
27
FAULT 27: START SWITCH ON
71
28
FAULT 28: PILOT FLAME FAIL
76
29
FAULT 29: LOCKOUT ILK
54
30
FAULT 30: RUNNING ILK
101
31
FAULT 31: LOW FIRE SW OFF
57
32
FAULT 32: AIRFLOW SWITCH
13
33
FAULT 33: PREIGNITION ILK
85
34
FAULT 34: CONTROL ON
27
35
FAULT 35: CALL SERVICE
24
36
FAULT 36: CALL SERVICE
24
37
FAULT 37: CALL SERVICE
24
38
FAULT 38: CALL SERVICE
24
39
FAULT 39: CALL SERVICE
24
40
FAULT 40: CALL SERVICE
24