Toshiba HWS-455XWHM3-E Installationshandbuch Seite 60

Hydro Unit
Check
code
Operational cause
Low pressure sensor error
F23
F29 EEROM error
F30 Extended IC error
Combination error
L02 Model name of the outdoor unit is
different.
Duplicate main Hydro unit during
L03
Group control
L07 Communication error
Communication error
The capability code for the hydro unit
L09
has not been set.
Setting error
L16 When ZONE1 has not been set, while
ZONE2 has been set.
Slave Hydro unit error which occurs
when error occurs in master Hydro
P31
unit
Defect mode detected by the Outdoor Unit
Check
code
Operational cause
TD sensor error
F04
TE sensor error
F06
TL sensor error
F07
TO sensor error
F08
TS sensor error
F12
TH sensor error
F13
TE, TS sensors error
F15
F31 EEPROM error
Compressor breakdown
H01
59-EN
Diagnostic functional operation
Backup
operation
Diagnostic functional operation
Backup
operation
Automatic
reset
1. Check the connection (body or connection wiring) of
the low pressure sensor.
O O
2. Check the resistance value of the low pressure
sensor.
× ×
1. Replace the P.C. board. (Hydro unit)
× ×
1. Replace the P.C. board. (Hydro unit)
× ×
1. Check the model name of the outdoor unit.
1. Set the address No. of the Rotary switch "SW01"
× ×
correctly for each Hydro unit.
× ×
1. Replace the P.C. board. (Hydro unit)
1. Check the setting of the FC01 capability
specifications.
× ×
HWS-455, 805xx-E = 0012
HWS-1405xx-E = 0017
× ×
1. Check the body DP-SW12_2,3.
1. Check the remote controller connection.
2. Defect in the remote controller.
×
O
3. Set the address No. of the Rotary switch "SW01"
correctly for each Hydro unit.
Automatic
reset
1. Check the resistance value and connection of the
×
O
discharge sensor (TD).
1. Check the resistance value and connection of the
×
O
heat exchange temperature sensor (TE).
1. Check the resistance value and connection of the
×
O
heat exchange temperature sensor (TL).
1. Check the resistance value and connection of the
×
O
outdoor temperature sensor (TO).
1. Check the resistance value and connection of the
×
O
suction temperature sensor (TS).
1. Check the resistance value and connection of the
×
O
heat-sink temperature sensor (TH).
1. Check for any wrong installation of the heat exchange
×
O temperature sensor (TE) and the suction temperature
sensor (TS).
×
O
1. Check the power supply voltage.
×
O 2. Over-loaded condition of the refrigeration cycle.
3. Check that the service valve is fully open.
– 59 –
Installation Manual
O ... Possible
× .... Not possible
Determination and action
Determination and action