Daikin FWMT Series User manual

TECHNICAL MANUAL
Chilled Water Fan Coil Units
FWMT, FWMJC(C), FWKE, FWPMM, UAHMM Series
FWMT FWMJC/FWKE
FWMJCC FWPMM
UAHMM
TM-FCU-W-SG-A3

Table of Contents
Table of Contents
Nomenclature......................................................................................................................1
Product Line-Up.............................................................................................................2
Application Information .....................................................................................................4
Operating Limits ............................................................................................................4
Installation Guide...........................................................................................................6
Sound Data........................................................................................................................10
Sound Pressure Level .................................................................................................10
Sound Power Level .....................................................................................................13
NC Curve.....................................................................................................................16
Selection Process.............................................................................................................31
Fan Performance Curve ..............................................................................................32
Engineering & Physical Data...........................................................................................45
Outlines & Dimensions ....................................................................................................53
Wiring Diagrams ...............................................................................................................69
Service & Maintenance ....................................................................................................81
Troubleshooting ...............................................................................................................82

Nomenclature
1
Nomenclature
FWMT 02 C V 1
Product Type
FWMT : Wall Mounted Type
FWMJC(C) : Ceiling Cassette Type
FWPMM : Ceiling Concealed Type
UAHMM : Ducted Type
Size
02 : 2 kW
03 : 3 kW
Product Series
A : A Series
B : B Series
C : C Series
E : E Series
Revision
1 : First Revision
2 : Second Revision
Power Supply
V : 220~240V/1Ph/50Hz
Y : 380~415V/3Ph/50Hz
FWKE : Ceiling Cassette Type
(DC Motor)

Nomenclature
2
Product Line-Up
Chilled Water Fan Coil Units
Model
Classification
PCB Handset Control Connection Air Discharge Filter
50WJWXX* UCW_W2.0* W3* W3DC* Without Controller BRC52A BRC51A Auto Air Swing Turbo Quiet 1/2” BSP (Female) Brass Adaptor 3/4” BSP (Female) Brass Union 1 1/8” Brazing (OD28.6mm) Left Piping Right Piping Horizontal Flow Vertical Flow Convertible Saranet Filter AAF R29
FWMT02CV1 X X X X X X X X X
FWMT03CV1 X X X X X X X X X
FWMT04CV1 X X X X X X X X X
FWMT05CV1 X X X X X X X X X
FWMT06CV1 X X X X X X X X X
FWMJC6BV1 X X X X X X X
FWMJC8BV1 X X X X X X X
FWMJC9BV1 X X X X X X X
FWMJC11BV1 X X X X X X X
FWMJC13BV1 X X X X X X X
FWMJCC2BV1 X X X X X X
FWMJCC4BV1 X X X X X X
FWMJCC5BV1 X X X X X X
FWKE05E X X X X X X X X
FWKE08E X X X X X X X X
FWKE11E X X X X X X X X
FWPMM3AV1 X X X X X X
FWPMM3AZV1 X X X X X X
FWPMM3AV1-N X X X X
FWPMM3AZV1-N X X X X
FWPMM4AV1 X X X X X X
FWPMM4AZV1 X X X X X X
FWPMM4AV1-N X X X X
FWPMM4AZV1-N X X X X
FWPMM6AV1 X X X X X X
FWPMM6AZV1 X X X X X X
FWPMM6AV1-N X X X X
FWPMM6AZV1-N X X X X
FWPMM7AV1 X X X X X X
FWPMM7AZV1 X X X X X X

Nomenclature
3
Model
Classification
PCB Handset Control Connection Air Discharge Filter
50WJWXX* UCW_W2.0* W3* W3DC* Without Controller BRC52A BRC51A Auto Air Swing Turbo Quiet 1/2” BSP (Female) Brass Adaptor 3/4” BSP (Female) Brass Union 1 1/8” Brazing (OD28.6mm) Left Piping Right Piping Horizontal Flow Vertical Flow Convertible Saranet Filter AAF R29
FWPMM7AV1-N X X X X
FWPMM7AZV1-N X X X X
FWPMM9AV1 X X X XX
FWPMM9AZV1 X X X X X
FWPMM9AV1-N X X XX
FWPMM9AZV1-N X X X X
FWPMM11AV1 X X X XX
FWPMM11AZV1 X X X X X
FWPMM11AV1-N X X XX
FWPMM11AZV1-N X X X X
FWPMM12AV1 X X X XX
FWPMM12AZV1 X X X X X
FWPMM12AV1-N X X XX
FWPMM12AZV1-N X X X X
FWPMM14AV1 X X X XX
FWPMM14AZV1 X X X X X
FWPMM14AV1-N X X X X
FWPMM14AZV1-N X X X X
FWPMM16AV1 X X X X X
FWPMM16AZV1 X X X X X
FWPMM16AV1-N X X X X
FWPMM16AZV1-N X X X X
UAHMM20AV1 X X X X
UAHMM20AZV1 X X X X
UAHMM25AV1 X X X X
UAHMM25AZV1 X X X X
UAHMM30AY1 X X X X X X
UAHMM30AZY1 X X X X X X
UAHMM40AY1 X X X X X X
UAHMM40AZY1 X X X X X X
* PCB naming

4
Application Information
Application Information
Model: FWMT
Operating Limits:
Thermal carrier : Water
Water temperature : 4°C ~ 10°C (Cooling), 35°C ~ 50°C (Heating)
Maximum water pressure : 16 bar
Air temperature : (as below)
Cooling Mode
Temperature Ts °C/°F Th °C/°F
Minimum indoor
temperature 19.0 / 66.2 14.0 / 57.2
Maximum indoor
temperature 32.0 / 89.6 23.0 / 73.4
Heating Mode
Temperature Ts °C/°F Th °C/°F
Minimum indoor
temperature 15.0 / 59.0 -
Maximum indoor
temperature 27.0 / 80.6 -
Ts: Dry bulb temperature. Th: Wet bulb temperature.
Model: FWMJCC
Operating Limits:
Thermal carrier : Water
Water temperature : 4°C ~ 10°C (Cooling), 35°C ~ 50°C (2 Pipes) (Heating)
Maximum water pressure : 16 bar
Air temperature : (as below)
Cooling Mode
Temperature Ts °C/°F Th °C/°F
Minimum indoor
temperature 19.0 / 66.2 14.0 / 57.2
Maximum indoor
temperature 32.0 / 89.6 23.0 / 73.4
Heating Mode
Temperature Ts °C/°F Th °C/°F
Minimum indoor
temperature 15.0 / 59.0 -
Maximum indoor
temperature 27.0 / 80.6 -
Ts: Dry bulb temperature. Th: Wet bulb temperature.
Model: FWMJC & FWKE
Operating Limits:
Thermal carrier : Water
Water temperature : 4°C ~ 10°C (Cooling), 35°C ~ 50°C (2 Pipes) (Heating), 35°C ~ 70°C (4 Pipes) (Heating)
Maximum water pressure : 16 bar
Air temperature : (as below)
Cooling Mode
Temperature Ts °C/°F Th °C/°F
Minimum indoor
temperature 16.0 / 60.8 11.0 / 51.8
Maximum indoor
temperature 32.0 / 89.6 23.0 / 73.4
Heating Mode
Temperature Ts °C/°F Th °C/°F
Minimum indoor
temperature 16.0 / 60.8 -
Maximum indoor
temperature 30.0 / 86.0 -
Ts: Dry bulb temperature. Th: Wet bulb temperature.
Model: FWPMM
Operating Limits:
Thermal carrier : Water
Water temperature : 4 ~ 10°C (Cooling), 35°C ~ 50°C (Heating)
Maximum water pressure : 16 bar
Air temperature : (as below)
Cooling Mode
Temperature Ts °C/°F Th °C/°F
Minimum indoor
temperature 19.0 / 66.2 14.0 / 57.2
Maximum indoor
temperature 32.0 / 89.6 23.0 / 73.4
Heating Mode
Temperature Ts °C/°F Th °C/°F
Minimum indoor
temperature 15.0 / 59.0 -
Maximum indoor
temperature 27.0 / 80.6 -
Ts: Dry bulb temperature. Th: Wet bulb temperature.

5
Application Information
Model: UAHMM
Operating Limits:
Thermal carrier : Water
Water temperature : 4°C ~ 10°C (Cooling), 35°C ~ 70°C (Heating)
Maximum water pressure : 16 bar
Air temperature : (as below)
Cooling Mode
Temperature Ts °C/°F Th °C/°F
Minimum indoor
temperature 19.0 / 66.2 14.0 / 57.2
Maximum indoor
temperature 32.0 / 89.6 23.0 / 73.4
Heating Mode
Temperature Ts °C/°F Th °C/°F
Minimum indoor
temperature 15.0 / 59.0 -
Maximum indoor
temperature 27.0 / 80.6 -
Ts: Dry bulb temperature. Th: Wet bulb temperature.

6
Application Information
Installation Guide
System Configuration
The standard controller board comes with a VALVE jumper and a HEAT jumper. The system can be
configured as the jumper selection listed below:
HEAT Jumper VALVE Jumper
Heatpump Mode & Valve Application √√
Heatpump Mode & Valveless Application √X
Cooling Mode & Valve Application X√
Cooling Mode & Valveless Application XX
√Jumper Remained X Jumper Removed
Caution
Disconnect the power supply to the unit before attempting to connect the wiring
Valve, Heat and Fan Priority Setting
Model: FWMT-C
HEAT
VALVE
BLACK
N
CN_FAN
CN_PGRM CN_WIR CN_DSP
VALVE HEAT
VALVE
CN_STP
CN_ID COIL
CN_FAN FB
L
BLACK (LIVE)
RED (FAN CAP)
WHITE (NEUTRAL)
Valve Jumper
Heat Jumper
WHITE
BROWN
BLACK
BLUE BLUE
RED
G/Y
NOTATION
FM : FAN MOTOR
AS : AIR SWING MOTOR
TH1 : INDOOR COIL THERMISTOR
TH2 : ROOM THERMISTOR
-WITH JUMPER FOR HEAT PUMP
-WITHOUT JUMPER FOR COOLING ONLY
-WITH JUMPER FOR VALVE APPLICATION
FIELD WIRING
-WITHOUT JUMPER FOR VALVELESS APPLICATION
2/3 WAY VALVE
LPOWER
SUPPLY
TH2
TH1
DISPLAY BOARD
WIRED
CONTROLLER
(OPTIONAL)
N
E
VALVE N1 N L
AS
FM

7
Application Information
Model: FWMJC(C)/FWKE/FWPMM
HTR
L
Heat Jumper Fan Priority Jumper
N2
LIVE
N1
HI
MED
LOW
CN_TW
CN_PGRM
CN_WIR
ROOM CN_STP C_SENH_SEN
HEAT
VA LV E
CN_DSP
SHED
M4
M3
M2
M1
TFULL A_FRZ W_OPEN UNOCP
SLIENT
CVLV
HVLV
WTP
AS
CN_DRY
Valve Jumper
CO_DRAFT
Jumper With Jumper (Default) Without Jumper
Fan Priority Jumper User set speed or lower fan if auto
mode is selected Fan Stop when thermostat cat off
Heat Jumper For Heat pump For Cooling only
Valve Jumper For valve control For valveless control
FWMJC-B 4 pipes system controller board setting
Model selection
Model 1
Model 2
Model 3
Model 4
HTR
L
N2
LIVE
N1
HI
MED
LOW
CN_TW
CN_PGRM
CN_WIR
ROOM CN_STP C_SENH_SEN
HEAT
VA LV E
CN_DSP
SHED
M4
M3
M2
M1
TFULL A_FRZ W_OPEN UNOCP
SLIENT
CVLV
HVLV
WTP
AS
CN_DRY
CO_DRAFT