Malfunctions
76
Display:
UP sh-c
Description:
Negative draft input short-circuit, measuring circuit from negative draft measurement
is shorted out
Cause and Remedy:
signal wrong
► check polarity and signal (0-10V)
signal cable defect
► replace sensor
signal input defect
► change CMP PLC
signal too high
► signal above 10V
Table 13.5 Analog input 2
Display:
An. input open
Description:
Analog input 2 open, measuring circuit from analog input open
Cause and Remedy:
signal incorrect
► check polarity and signal (0-10V)
signal cable defect
► repair/replace cable
signal input defect
► change CMP PLC
signal too low
► signal below 0V
Display:
An. input 2 sh-c
Description:
Analog input 2 short-circuit, measuring circuit from analog input is shorted out
Cause and Remedy:
signal incorrect
► check polarity and signal (0-10V)
signal cable defect
► repair/replace cable
signal input defect
► change CMP PLC
signal too high
► signal above 10V
Table 13.6 Controller sensor
Display:
Control S fr
Description:
Controller sensor fracture, control system sensor on boiler control system is used as
reference for combustion chamber sensor
Cause and Remedy:
signal input defect
► change CMP PLC
temperature too high
► temperature above 158°F
Display:
Control S sh-c
Description:
Controller sensor short-circuit, control system sensor on boiler control system is used as
reference for combustion chamber sensor
Cause and Remedy:
signal input defect
► change CMP PLC
temperature too low
► temperature below 14°F
Table 13.7 Ignition and flame supervision
Display:
Ignition malf
Description:
Flue gas minimum temperature not reached during ignition phase
Cause and Remedy:
no pellets available
► fill up with pellets
ignition electrode defect
► check ignition electrode (approx. 200Ω) replace if
required
ignition nozzle blocked
► clean burner plate and ignition tube
flue gas sensor
contaminated
► clean flue gas sensor and flue gas tube
flue gas sensor is not in flue
gas tube
► insert flue gas sensor into flue gas tube
Installation Manual PES 36–56
PE 3671 USA 2.3
Содержание Pellematic PES 12-20
Страница 38: ...Connecting up to the power supply 38 Installation Manual PES 36 56 PE 3671 USA 2 3...
Страница 46: ...Connecting up to the power supply 46 Installation Manual PES 36 56 PE 3671 USA 2 3...
Страница 47: ...Connecting up to the power supply 47 PE 3671 USA 2 3 Installation Manual PES 36 56...
Страница 52: ...Operating the pellet boiler 52 Setting date and time Installation Manual PES 36 56 PE 3671 USA 2 3...
Страница 88: ...Appendix 88 Installation Manual PES 36 56 PE 3671 USA 2 3...
Страница 92: ...Appendix 92 Installation Manual PES 36 56 PE 3671 USA 2 3...
Страница 99: ...Appendix 99 Labeling 105x74 PE 3671 USA 2 3 Installation Manual PES 36 56...
Страница 100: ......