Toshiba RBC-AMS51E Quick Reference Manual page 4

To erase the fault code history.
1) Press the "
the list of alarm codes is displayed.
2) When the display has changed press
the "
Code Description
E01 No communication between remote controller and indoor unit. (Master indoor unit maybe switched off)
E02 Local controller failure – unable to transmit
E03 Master indoor unit receives no data to A-B (Could also show as E01 fault)
E04 Indoor unit (except twin slave) receives no communications from outdoor unit; can also include klixon on discharge pipe of outdoor unit
E08 Duplicated indoor unit address
E09 2 local controllers connected on a group – both configured as masters
E10 Indoor unit PCB failure
E18 Communications failure between master indoor unit and slave indoor unit or units
F01 Indoor unit TCJ (Liquid) sensor error (Open or Closed circuit – resistance is measured in kΩ
F02 Indoor unit TC2 (Vapour) sensor error (Open or Closed circuit – resistance is measured in kΩ
F04 Outdoor unit TD (Discharge) sensor error (Open or Closed circuit – resistance is measured in kΩ
F06 Outdoor unit TE (Coil) sensor error (Open or Closed circuit – resistance is measured in kΩ
F08 Outdoor unit TO (Ambient) sensor error (Open or Closed circuit – resistance is measured in kΩ
F10 Indoor unit TA (Return Air) sensor error (Open or Closed circuit – resistance is measured in kΩ
F29 Indoor unit PCB failure
H01 Outdoor unit Inverter compressor over current detected
H02 Master outdoor unit over current detected shortly after start up
H03 Current detected on Master outdoor unit whilst idle
H06 Outdoor unit Low pressure detected by Ps sensor (0.2 bar – 2.9 psig)
L03 Indoor unit Duplicated master indoor units in a group
L07 Indoor unit in a group of units previously addressed as a single unit – check addressing
L08 Indoor units addresses not set – check addressing
L09 Indoor units capacity not set (check DN Code 11)
L29 Outdoor unit IPDU error (Number of detected IPDU units is reduced)
L30 Input on indoor PCB CN80 circuit for 1 minute
L31 Outdoor unit PCB error
P01 Indoor unit fan motor error
P03 Outdoor unit High discharge temperature (TD1 exceeded 115
P04 Outdoor unit High pressure switch activated (Detected by high temperature on TE sensor on digital/super digital inverter units)
P07 Outdoor unit PCB heat sink overheated (Temperature over 90
P10 Indoor unit Float switch activated
P12 Indoor unit fan motor error – detected by feedback circuit
P19 Wrong change in temperature recorded (4 way valve error)
P22 Outdoor unit fan motor IPDU error
P26 Outdoor unit Giant transistor short circuit
P29 Outdoor unit Compressor error detected by feedback circuit
P30 Indoor unit Group control follower unit error / duplicated central control addresses
P31 Indoor unit PCB error
C05 Central control Sending error in TCC-Link central control device
C06 Central control Receive error in TCC-Link central control device
C12 Batch alarm for general purpose equipment interface
More detailed listings are available in the technical handbook or relevant service literature
[F2]" button whilst
[F1]" button.
o
C)
o
C recorded)