Hitachi RAS-(4-12)HNP(1)(E) - Alarm Codes for the KPI (E;H;X)3 E Series and DX Interface

8 Troubleshooting
275
SMGB0087 rev.0 - 12/2013
8
8.2.4 Alarm codes for the KPI (E/H/X)3E Series and DX Interface
Code
number
DX-
KIT2
KPI-
S3
KPI-
Active
Category Type of Abnormality Main cause
01 o - o Indoor Activation of protection device
Float switch activation (high water level in drain
hose or abnormality in drain pipe, oat switch or
drain pan).
03 o - o Transmission Transmission Error
Outdoor fuse meltdown, Indoor/outdoor
connection wiring (breaking, wiring error, etc.)
11 o o o Indoor Air inlet thermistor (RA for KPI)
Loose, disconnected, broken or short-circuited
connector
12 o o o Indoor Air outlet thermistor (OA for KPI)
Loose, disconnected, broken or short-circuited
connector
13 o - o Indoor Liquid pipe thermistor
Loose, disconnected, broken or short-circuited
connector
14 o - o Indoor Gas pipe thermistor
Loose, disconnected, broken or short-circuited
connector
15 - - - Indoor
Fresh Outdoor Air Thermistor
(Econofresh)
Loose, disconnected, broken or short-circuited
connector
16 - - o Indoor
Air inlet DX Coil thermistor
(Tincoil)
Loose, disconnected, broken or short-circuited
connector
17 - - o Indoor
Air outlet DX Coil thermistor
(Toutcoil)
Loose, disconnected, broken or short-circuited
connector
18 (o) o o Indoor
Indoor RA fan protection device
activation for KP
Fan motor overheating, locking.
19 o o o Indoor
Indoor OA fan protection device
activation for KPI or DX-KIT2 fan
Fan motor overheating, locking.
31 o - o System
Incorrect setting of outdoor and
indoor units
Outdoor/Indoor Unit capacity setting error,
Indoor total capacity excessively large/small
35 o - o System Indoor unit number setting error
Indoor units with the same number exist in a
refrigerant piping system
70 o o o Indoor
Abnormal transmission between
PCB1 and PCB2
Loose, disconnected
71 o o o Indoor Incorrect PCBs setting Wrong setting are performed in PCBs
EE o - o Compressor
Compressor protection alarm
(cannot be reset from the remote
controller)
This alarm code is displayed when the follow-
ing alarms are triggered three times within six
hours: 02,07,08,39,43 to 45, 47
74 - - - Indoor
Remote sensor thermistor
(Trem)
Loose, disconnected, broken or short-circuited
connector