MicroHeat MH 6 Series, Руководство по установке и эксплуатации

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| INSTALLATION MANUAL for CFEWH SERIES 6-13 | V01 - 12 / 02 / 2021
DIAGNOSTICS AND ERROR DESCRIPTIONS
LED DISPLAY ERROR CODE ERROR DESCRIPTION / CAUSE ERROR TYPE
No Color
--
Not powered No Error
GREEN Slow Flashing --
Normal operation: STANDBY No Error
GREEN Fast Flashing
--
Normal operation: HEATING No Error
ORANGE
--
In priming mode No Error
RED Flashing A 0 Water conductivity too low Blocking/Resolving
RED Flashing A 4
Operating temperature too low Blocking/Resolving
RED Flashing A 5 Operating temperature too high Blocking/Resolving
RED Flashing A 6
Outlet water temperature 41°F above
set point
Blocking/Resolving
RED Flashing A 7 Inlet cold water input sensor open circuit Blocking/Resolving
RED Flashing A 8
Inlet cold water input sensor short circuit Blocking/Resolving
RED Flashing A 9 Outlet cold water input sensor open circuit Blocking/Resolving
RED Flashing A A Outlet cold water input sensor short circuit Blocking/Resolving
RED Flashing A 0 AC mains electrical supply failure Blocking/Resolving
RED F A
High temperature limit exceeded >158°F Mechanical Lockout
RED F b Water conductivity too high Mechanical Lockout
RED F 0 Earth leakage detection Mechanical Lockout
RED F d CPU watch dog timer error Mechanical Lockout
RED F E
Temperature controller error
(A6 error more than 5 times in one operation)
Mechanical Lockout
RED F F Unknown failure Mechanical Lockout