Daikin DIII-NET - Appendix A: Alarms

IM 1133-C
DIII-NET COMMUNICATION GATEWAY 37 www.DaikinApplied.com
Appendix A
Alarms
When an alarm is triggered, it will appear on both the MicroTech III unit and the Intelligent Touch Controller. Below is a list of
alarms and their corresponding level, number, code and description.
Level
Alarm #
D3 Alarm Code
Description
0
0
No active alarm
Warning
24
---
Dirty filter
Warning
28
13
Air flow switch(see 208, D3 don’t have the alarm code for switch)
Warning
32
9J
Conductivity
Problem
106/111
J3
Discharge line refrigerant temperature 3 / 1 Sensor
Problem
107
E6
Standard comp3 error
Problem
114
L0
INV comp Error(comp alarm data over the ACS)
Problem
119
J6
Temperature sensor for defrost
Problem
121
J5
Suction line refrigerant temperature Sensor
Problem
124
F3
High discharge refrigerant temperature
Problem
126
E9
Exp valve
Problem
128
E7
OA fan
Problem
130
U0
Lo refrigerant charge
Problem
132
JC
Pressure Transducer Suction Line Sensor
Problem
134
JA
Pressure Transducer Discharge Line Sensor
Problem
135
UJ
Modbus Communication Error
Problem
136
79
Lo pressure difference
Problem
137
7J
Water flow
Problem
140
41
Water regulating valve
Problem
152-159
FC
Lo pressure 1 - 8
Problem
160-167
FA
High pressure 1 - 8
Problem
169
EE
Sump water level
Problem
179
C4
Entering fan temperature/Leaving coil temperature sensor
Problem
182
34
Return air sensor Error
Problem
185
CJ
Space sensor error
Problem
188
H9
Outdoor air temperature Sensor
Problem
191
80
Entering water temperature sensor
Problem
194
C4
Mixed air(RTU/OAT) temperature sensor
Problem
197
89
Freeze
Problem
199
10
Heat Fail
Fault
208
13
Air flow
Fault
212
CA
Lo discharge air temperature
Fault
216
CA
High discharge air temperature
Fault
220
C9
High return air temperature
Fault
224
6A
Duct High pressure Limit
Fault
228
CA
Discharge air sensor
Fault
244
H1
Control temperature sensor error
Fault
250
E0
Emergency stop
Fault
252
89
Freeze