Siemens Synco 700 Basic Documentation page 219

Building Technologies
HVAC Products
Number Name
2552 [DHW primary pump B] overload
2553 [DHW prim pump] no flow
2554 [DHW prim pump B] no flow
2555 [DHW primary pump] fault
2561 [DHW sec pump] overload
2562 [DHW sec pump B] overload
2563 [DHW sec pump] no flow
2564 [DHW sec pump B] no flow
2565 [DHW sec pump] fault
2571 [DHW circ pump] overload
2572 [DHW circ pump B] overload
2573 [DHW circ pump] no flow
2574 [DHW circ pump B] no flow
2575 [DHW circ pump] fault
5000 No bus power supply
5001 System time failure
5002 >1 clock time master
5003 Invalid time of day
5101 System time switch failure 1
5102 >1 time switch in HC 1
5111 System time switch failure 2
5112 >1 time switch in HC 2
5121 System time switch failure 3
5122 >1 time switch in HC 3
5201 Hol/sp day prgm failure HC 1
5202 >1 hol/sp day prgm HC 1
5211 Hol/sp day prgm failure HC 2
5212 >1 hol/sp day prgm HC 2
5221 Hol/sp day prgm failure HC 3
5222 >1 hol/sp day prgm HC 3
5231 Hol/sp day prgm failure DHW
5232 >1 hol/sp day prgm DHW
5301 DHW system time switch failure
5302 >1 DHW time switch
5401 Room master failure in HC 1
5402 >1 identical geogr zone [1]
5411 Room master failure in HC 2
5412 >1 identical geogr zone [2]
5421 Room master failure in HC 3
5422 >1 same geogr zone [3]
5601 DHW plant type undefined
6001 >1 identical device address
7101 Fault extension module
7102 Fault extension module
7103 Fault extension module
7104 Fault extension module
9001 [Fault input 1] fault
Modular Heating Controller RMH760B
15 Fault tracing aids
For explanation, refer to
section / subsection...
10.12
10.12
10.12
10.12
10.12
10.12
10.12
10.12
10.12
10.12
10.12
10.12
10.12
10.12
14.7
4.1.3
4.1.3
4.1.3
5.1.3
5.1.3
5.1.3
5.1.3
5.1.3
5.1.3
5.2.6
5.2.6
5.2.6
5.2.6
5.2.6
5.2.6
5.2.6
5.2.6
5.1.3
5.1.3
9.11
9.11
9.11
9.11
9.11
9.11
10.12
14.7
3.2.6
3.2.6
3.2.6
3.2.6
13.8
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CE1P3133en
05.02.2007