
ERROR MESSAGES
Code
Error Description
Fix / Comment
E12
Low pressure protection
Monitor operating pressure and check
pressure switch safety circuit
E171
Freeze protection
Return water temperature is low.
E19
Primary (outdoors) freeze
protection
Ambient temperature is low.
E29
Secondary (outdoors) freeze
protection
Ambient temperature is low.
F031
DC fan motor 1 fault
Check for poor wire connection to fan motor.
Check for locked rotor state.
F031
DC fan motor 2 fault
Check for poor wire connection to fan motor.
Check for locked rotor state.
55
11.2 Troubleshooting error messages
Содержание HPX 3
Страница 10: ...3 3 Capacities and COPs 10 Section Specifications...
Страница 11: ...Table 2 HPX 3 Capacity and COP tables 11 3 3 Capacities and COPs...
Страница 12: ...12 Section Specifications...
Страница 13: ...Table 3 HPX 5 Capacity and COP tables 13 3 3 Capacities and COPs...
Страница 14: ...Intentionally left empty...
Страница 20: ...Intentionally left empty...
Страница 48: ...Intentionally left empty...
Страница 50: ...Intentionally left empty...
Страница 64: ...Intentionally left empty...
Страница 65: ...65 13 0 Appendices Wiring diagrams Figure 19 HPX 3 internal wiring diagram...
Страница 66: ...Figure 20 HPX 5 internal wiring diagram 66 Section Appendices...