Daitsu FMCD*ECM series, Installation, Operation And Service Manual

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Page 3 of 62
SK2014 ‐ SON ‐ 002 ‐ TechMnl ‐ FMCD ‐ 003
Table of Content
MODEL CODE NOMENCLATURE .......................................................................................................................................... 5
A. TECHNICAL DATA ...................................................................................................................................................... 6
A.1. G
ENERAL
D
ESCRIPTION
......................................................................................................................................................6
A.2. G
ENERAL
S
PECIFICATION
....................................................................................................................................................7
A.2.1. FMCD–V–EC Series 3 ‐ Speed Specifications ........................................................................................................7
A.3. C
OIL
D
ATA
......................................................................................................................................................................9
A.3.1. 2 ‐ Pipe Systems ...................................................................................................................................................9
A.4. D
IMENSIONAL
D
RAWINGS
............................................................................................................................................... 10
B. SERVICE AND INSTALLATION ................................................................................................................................... 13
B.1. I
NSTALLATION OF
H
IGH
‐ W
ALL
U
NIT
.................................................................................................................................. 13
B.1.1. Selecting a Location ........................................................................................................................................ 13
B.1.2. Mounting Plate Dimensions ............................................................................................................................ 14
B.1.3. Installing the Mounting Plate ......................................................................................................................... 15
B.1.4. Drilling the Condensate Drainage Hole ........................................................................................................... 15
B.1.5. Installing the Hydronic Unit ............................................................................................................................ 16
B.1.6. Drainage Piping Works .................................................................................................................................... 16
B.2. U
NIT
M
AINTENANCES AND
P
REPARATIONS
......................................................................................................................... 17
B.2.1. Opening and Closing Of Lift ‐ Up Grille Cover ................................................................................................... 17
B.2.2. Removing Front Cover Assembly .................................................................................................................... 17
B.2.3. Air Purging ...................................................................................................................................................... 18
B.2.4. Wiring Connections......................................................................................................................................... 18
B.3. P
IPE
C
ONNECTIONS WITH
V
ALVE
...................................................................................................................................... 19
C. CONTROL SPECIFICATIONS ...................................................................................................................................... 20
C.1. SK ‐ NCFMCD ‐ 001 C
OMPLETE FUNCTION
FCU C
ONTROLLER
................................................................................................ 20
C.1.1. Abbreviations .................................................................................................................................................. 20
C.1.2. Definition of Input/Output ............................................................................................................................. 20
C.1.3. Wiring Diagram SK ‐ NCFMCD ‐ 001 ................................................................................................................... 21
C.1.4. Configuration Settings .................................................................................................................................... 22
C.1.5. Control Logics for 2 ‐ Pipe System .................................................................................................................... 24
C.1.6. Control Logics for 4 ‐ Pipe System .................................................................................................................... 28
C.1.7. Sleep Mode ..................................................................................................................................................... 31
C.1.8. Auto Fan Speed ............................................................................................................................................... 32
C.1.9. Louver ............................................................................................................................................................. 33
C.1.10. Buzzer ............................................................................................................................................................. 33
C.1.11. Auto Restart .................................................................................................................................................... 33
C.1.12. Operation Of Control Panel On High ‐ Wall Unit .............................................................................................. 34
C.2. LED L
IGHTS
................................................................................................................................................................. 35
C.2.1. LED Indication and Error Description .............................................................................................................. 36
C.2.2. LED Indication on Master/Slave Connection .................................................................................................. 37
C.3. N
ETWORKING
S
YSTEM
................................................................................................................................................... 38
C.3.1. Master – Slave Network.................................................................................................................................. 38
C.3.2. Master – Slave Network Setup ....................................................................................................................... 39
C.3.3. Master – Slave Communication Method ........................................................................................................ 42
C.3.4. Unit Network Wiring Scheme ......................................................................................................................... 43
C.4. SK ‐ NCFMCD ‐ 002 L
IMITED FUNCTION
FCU C
ONTROLLER
................................................................................................... 44
C.4.1. Definition of Input/Output ............................................................................................................................. 44
C.4.2. Wiring Diagram SK ‐ NCFMCD ‐ 002 ................................................................................................................... 45
C.4.3. Onboard Configuration ................................................................................................................................... 46
C.4.4. Control Logic Specification.............................................................................................................................. 46
C.4.5. LED Indication ................................................................................................................................................. 47
C.4.6. Error Description ............................................................................................................................................. 47
C.5. O
PEN
M
ODBUS PROTOCOL
............................................................................................................................................. 48
D. USER INTERFACE ..................................................................................................................................................... 52