Honeywell 7800 Series Product Data page 64

Fault
Fault Message
Code
(NOTE: FAULT n: is not in
(Reg
the Fault and Strings Code)
40001)
231 FAULT 22e: AUX LIMIT #3EA
232 FAULT 22d: HIGH LIMITEA
233 FAULT 22c: LWCOEA
234 FAULT 22b: AUX LIMIT #2EA
235 FAULT 22a: AUX LIMIT #1EA
FAULT 21s: OTHER INTERLOCK-
236
FAULT 21r: AUX INTERLOCK
237
FAULT 21q: AUX INTERLOCK
238
239 FAULT 21p: AIRFLOW SWITCHEA
FAULT 21o: LOW GAS PRESSU-
240
FAULT 21n: HIGH GAS PRESSU-
241
242 FAULT 21m: ATOMIZING SWEA
243 FAULT 21k: LOW OIL TEMPEA
244 FAULT 21j: HIGH OIL TEMPEA
FAULT 21i: LOW OIL PRESSU-
245
FAULT 21h: HIGH OIL PRESSU-
246
FAULT 21g: BOTH FUELS SE-
247
248 FAULT 21f: FUEL SELECT OFFEA
249 FAULT 21e: AUX LIMIT #3EA
250 FAULT 21d: HIGH LIMITEA
251 FAULT 21c: LWCOEA
252 FAULT 21b: AUX LIMIT #2EA
For More Information
The Honeywell Thermal Solutions family of products includes
Honeywell Combustion Safety, Eclipse, Exothermics, Hauck,
Kromschröder and Maxon. To learn more about our products,
visit ThermalSolutions.honeywell.com or contact your
Honeywell Sales Engineer.
Honeywell Process Solutions
Honeywell Thermal Solutions (HTS)
1250 West Sam Houston Parkway
South Houston, TX 77042
ThermalSolutions.honeywell.com
® U.S. Registered Trademark.
© 2018 Honeywell International Inc.
32-00110—07 M.S. Rev. 11-18
Printed in U.S.A.
SEA
#5EA
#4EA
REEA
REEA
REEA
REEA
LECTEA
Fault
Fault
String
Code
Code
(Reg
(Table
40001)
21)
19 253
42 254 FAULT 10z: OTHER PREIGN ILKEA
63 255
Table 22. 7800 SERIES Fault Codes.
18
7800 SERIES Burner Control Fault
17
History Records
74
Table 23 describes the registers that are
16 part of a fault history record. To determine
the actual register address for a parameter
15
within the record, add the register offset to
the start address of the record.
13
59 Off- Parameter
set
41
0
14
1 Fault String
62
44 2
First line mes-
61
3
43 Second line
4
21
5
38
6-7 Total cycles
19
8-9 Total hours
Table 23. Fault History Record Format.
42
63
18
Fault Message
(NOTE: FAULT n: is not in
the Fault and Strings Code)
FAULT 21a: AUX LIMIT #1EA
FAULT 10y: VALVE CLOSUREEA
Ac-
Name cess
Fault code R
R
Sequence
R
State
R
sage
R
message
Sequence
R
time
R
R
Fault
String
Code
(Table
21)
17
75
109
For-
Notes
mat
See Table
U16
22.
See Table
U16
21.
See Table
U16
20.
See Table
U16
21.
See Table
U16
21.
U16 Seconds.
U32
U32