8 Diagnostics
38
CODES
DESCRIPTION
Warning (u)
Error (E)
449
SATELLITE BOARD NOT PRESENT
NA
Contact authorised Technical Assistance.
452
DEFROSTING FUNCTION ACTIVATED
Non-blocking Warning (informative code).
The code clears automatically when execution of
defrosting ends.
NA
453
WATER FLOW IN THE PASSIVE HOT
MODULE
Reset is automatic when the triggering condition
ceases.
NA
478
HIGH HOT OUTLET WATER
TEMPERATURE
Reset is automatic when the triggering condition
ceases.
NA
479
DEFROST FUNCTION ACTIVATED
Non-blocking Warning (informative code).
The code clears automatically when anti-icing
function execution ends.
NA
80/480
INCOMPLETE OR INVALID
PARAMETERS
Contact authorised Technical Assistance.
481
INVALID P0 PARAMETERS
Reset is automatic when the triggering condition
ceases.
Contact authorised Technical Assistance.
482
INVALID P1 PARAMETERS
Reset is automatic when the triggering condition
ceases.
Contact authorised Technical Assistance.
484
FAULTY TRANSFORMER CONNEC-
TION OR 24 V AC FUSES
NA
Contact authorised Technical Assistance.
485
INCORRECT MODULE TYPES
NA
Contact authorised Technical Assistance.
486
FAULTY BOARD, ROM
NA
Contact authorised Technical Assistance.
487
FAULTY BOARD, pRAM
NA
Contact authorised Technical Assistance.
488
FAULTY BOARD, xRAM
NA
Contact authorised Technical Assistance.
489
FAULTY BOARD, REG.
NA
Contact authorised Technical Assistance.
490
FAULTY AMBIENT TEMPERATURE
PROBE
NA
Reset may be performed from the DDC/CCI or from the S61 board
(menu 2, parameter 21).
If the code persists, shows up again or in case of doubt, contact
the TAC.
491
CONTROLLER DEFECTIVE
NA
Contact authorised Technical Assistance.
NA: Not Applicable