Intesis
Box
®
KNX
– HITACHI VRF
User Manual r1.1 EN
25/30
This information is subject to change without prior notice
IntesisBox
is a registered trademark of Intesis Software S.L.U.
email:
web:
www.intesisbox.com
phone: +34 938047134
Setting
as
"M
ain Unit
"
Exist in Same
Refrigerant! Cycle System
11
Sensoron
lndoor Unit
lnlet Air Thermistor
lncorrect Wiring
,
Disconnecting Wiring Breaking
Wire, Short Circuit
12
Outlet Air Thermistor
13
Freeze Protection Thermistor
14
Gas Piping Thermistor
19
Fan Motor
Activation of Protection Device for
lndoor Fan
Fan Motor Overheat
,
Locking
21
Sensor on
Outdoor Unit
High Pressure Sensor
lncorrect Wiring
,
Disconnecting Wiring Breaking
Wire
,
Short Circuit
22
Outdoor Air Thermistor
23
Discharge Gas Thermistor on Top of
Compressor
24
Heat Exchanger Liquid Pipe Thermistor
25
Heat Exchanger Gas Pipe Thermistor
29
Low Pressure Sensor
31
System
lncorrect Capacity Setting of Outdoor
Unit and lndoor Unit
lncorrect Capacity Code Setting of Combination
Excessive or lnsufficient lndoor Unit Total
Capacity Code
35
lncorrect Setting of lndoor Unit No.
Duplication of lndoor Unit No. in same Ref. Gr.
36
lncorrect of lndoor Unit Combination
lndoor Unit is Designed for R22
38
Abnormality of Picking up Circuit for
Protection in Outdoor Unit
Failure of Protection Detecting Device
(lncorrect Wiring of Outdoor PCB)
39
Compressor
Abnormality Running Current at
Constant! Speed Compressor
Overcurrent, Blowout Fuse, Current Sensor
Failure, instantaneous Power Failure, Voltage
Drop, Abnormal Power Supply
3A
Outdoor Unit
Abnormality of Outdoor Unit Capacity
Outdoor Unit Capacity > 510kBtu/h
3b
lncorrect Setting of Outdoor Unit
Models Combination or Voltage
lncorrect Setting of Main and Sub Unit(s)
Combination or Voltage
3d
Abnormality Transmission between
Main Unit and Sub Unit(s)
lncorrect Wiring, Disconnect Wire, Breaking Wire,
PCB Failure
43
Protection
Device
Activation of Low Compression Ratio
Protection Device
Defective Compression (Failure of Compressor of
lnverter, Loose Power Supply Connection)
44
Activation of Low Pressure lncrease
Protection Device
Overload at Cooling, High Temperature at
Heating, Expansion Valve Locking (Loose
Connector)
45
Activation of High Pressure lncrease
Protection Device
Overload Operation (Clogging, Short-Pass), Pipe
Clogging, Excessive Refrigerant!, lnert Gas Mixing
47
Activation of Low Pressure Decrease
Protection Device (Vacuum Operation
Protection)
lnsuffcient Refrigerant!, Refrigerant! Piping,
Clogging, Expansion Valve Locking at Open
Position (Loose Connector)