Instruction Manual
Table Of Contents
- 1 Safety summary
- 2 Switch Names and Functions
- 3 Operation
- 4 Icon Description
- 5 Function Menu
- 5.1 Simple Timer Setting
- 5.2 Operation Schedule Setting
- 5.3 Power Savings Setting
- 5.4 Night Quiet Operation
- 5.5 Power Saving/Night Quiet Schedule Setting
- 5.6 Power Consumption Display
- 5.7 Autoboost (QUICK MODE) Setting
- 5.8 Comfort Setting
- 5.9 Motion sensor setting
- 5.10 Setback Setting
- 5.11 Elevating Grille
- 5.12 Filter Reminder Reset Setting
- 5.13 FrostWash
- 5.14 Individual Louver Setting
- 5.15 Cancel Individual Louver Setting
- 5.16 Louver Open/Close
- 5.17 Ventilation
- 5.18 Total Heat Exchanger Setting
- 6 Service & installation menu
- 6.1 Installation menu
- 6.1.1 Test Run
- 6.1.2 Function selection
- 6.1.3 Thermistor Selection
- 6.1.4 Input / Output Setting
- 6.1.5 Thermistor Calibration in Controller
- 6.1.6 Fan Speed at Cooling Thermo-OFF
- 6.1.7 Fan Speed at Heating Thermo-OFF
- 6.1.8 Indoor Unit Address Change
- 6.1.9 Address Check Operation
- 6.1.10 Address Initialization
- 6.1.11 Setting Initialization
- 6.1.12 Main Remote Setting
- 6.1.13 Priority Setting
- 6.1.14 Cancel Preheating Control
- 6.1.15 Elevating grille Setting
- 6.1.16 Power Up Setting
- 6.1.17 Setback Trigger Unit
- 6.1.18 Refrigerant Leak Sensor Setting
- 6.2 Service menu
- 6.3 Check Menu
- 6.1 Installation menu
- 7 Screen Display Setting menu
- 8 Contact Information menu
- 9 Hotel Mode Setting
- 10 In Alarm Condition
Checking the current operating condition
Contents in Check 1
Temperature Status Display
1 Set Temp. b1 22
➪
2 Inlet air temperature b2 20
➪
3 Outlet air temp b3 55
➪
4 Liquid pipe temp. b4 20
➪
5 Remote thermistor temperature b5 25
➪
6 Outdoor temp. b6 10
➪
7 Gas pipe temperature b7 25
➪
8 Evaporating temp. at heating b8 02
➪
9
Control information b9 --
Condensing temp. at cooling b9 06
➪
10 Comp. top temperature bA 41
➪
11 Thermo temp. of wired controller bb 23
➪
12 Control information bC 00
➪
Unit control display
13 I.U Micro-computer C1
➪
14 O.U Micro-computer C2
-
➪
15 I.U Control software number C3
0000
➪
Continue to next page
When Auto Cool/Heat is activated with the dual set point option, both
temperature settings are displayed by “b1” parameter
The value is indicated only when the remote thermistor is installed. Otherwise
“--” is indicated.
For the indoor unit with multiple thermistors. For Evaporating Temperature at
Heating, the minimum temperature is indicated.
The internal information of the wired remote controller is indicated. For multi-
type indoor units, the number of running compressors is indicated.
“FF” is indicated if the temperature is above 201°C. For the indoor unit
installed with multiple compressors, the average temperature of the running
compressor is indicated.
For exible multi-type, the value of Inverter Compressor in Unit A is indicated.
Segments Indication
Cool only type unit Cool heat type unit
No Indication
Operation
Alarm
Thermo-ON
for Cooling
H2
No Indication
Thermo-ON
for Cooling
Thermo-ON
for Heating
Alarm
52H
H2
Segments Indication
Tenant type unit
(except for multi-type unit)
Multi-type uni
No Indication
Y20A
Outdoor fan
Y21
YCH
Y52C
No Indication
Y21
2
Outdoor fan
Y21
1
Y20A
Y52C
Y52C
2
Y20B
? NOTE
If the (output) relay is not listed depending on the type of the indoor unit, there
is no indication.
The inlet gas temperature is indicated.
? NOTE
During transition such as start-up, “--” may be
indicated temporarily.
Temperature indication
Wired
remote
controller
checks
connection
parts on
PCB
(for “10 Comp. top temp.” only)
Thermistor is disconnected
or PCB is broken
Thermistor is short
circuited or PCB is broken
Or
Normal
--
00
FF
Abnormal
SERVICE & INSTALLATION MENU
PMML0565 rev.1 - 04/202282