135
E6
ODU DC fan error
After continuing 10 minutes Indoor unit
displays, spot check available
EE
Water level alarm error
Immediate display, spot check
EH
TL sensor error
Immediate display, spot check
Eb
E6 error occurs six times in one hour, requiring power failure
recovery
Immediate display, spot check
EF
PFC feedback resistance failure
After continuing 10 minutes Indoor unit
displays, spot check available
PL
Heat sink TF high temperature protection
After continuing 10 minutes Indoor unit
displays, spot check available
P1
High pressure protection
After continuing 10 minutes Indoor unit
displays, spot check available
P2
Low pressure protection
After continuing 10 minutes Indoor unit
displays, spot check available
P3
Input current protection
After continuing 10 minutes Indoor unit
displays, spot check available
P4
Discharge temperature protection
After continuing 10 minutes Indoor unit
displays, spot check available
P5
Outdoor condenser T3 high temperature protection
After continuing 10 minutes Indoor unit
displays, spot check available
PE
Evaporator T2 high temperature protection
After continuing 10 minutes Indoor unit
displays, spot check available
L0
Module protection is triggered
After continuing 10 minutes Indoor unit
displays, spot check available
L1
DC bus low voltage protection
After continuing 10 minutes Indoor unit
displays, spot check available
L2
DC bus high voltage protection
After continuing 10 minutes Indoor unit
displays, spot check available
L4
MCE error
After continuing 10 minutes Indoor unit
displays, spot check available
L5
Zero speed protection
After continuing 10 minutes Indoor unit
displays, spot check available
L7
Phase loss
After continuing 10 minutes Indoor unit
displays, spot check available
L8
Protection when the previous and next speed change is >
15Hz
After continuing 10 minutes Indoor unit
displays, spot check available
L9
Protection for a difference of > 15Hz between the set speed
and operating speed
After continuing 10 minutes Indoor unit
displays, spot check available
F1
Detected DC bus voltage (PN voltage) < 200VDC for 5S
after power-on
After continuing 10 minutes Indoor unit
displays, spot check available
P8
Typhoon protection
After continuing 10 minutes Indoor unit
displays, spot check available
EP
Ambient temperature less than or equal to 10°C in cooling
mode
After continuing 10 minutes Indoor unit
displays, spot check available
Ed
ODU error
/
Summary of Contents for OTEC IECS-D Series
Page 1: ...IECS D Series Round Flow Ceiling Cassette Technical Manual...
Page 4: ...2 Part 1 General information 1 Model Names of Indoor Outdoor Units 3 2 External Appearance 4...
Page 33: ...109 2 Installation of Four way Cassette 2 1 Installating space...
Page 61: ...17 ICHD031J0A DMG090...
Page 62: ...18 ICHD036J0A DMG105 ICHD042J0A DMG120 ICHD048J0A DMG140...
Page 63: ...19 ICHD060J0A DMG160...
