Network Adapter For Air Conditioner (Use For Indoor Unit Only); Tcb-Pcnt20E - Toshiba R410A Service Manual

INSTALLATION MANUAL
Network Adapter for Air Conditioner
[For Installation Professionals]
• Thank you for purchasing the parts sold separately for TOSHIBA package air conditioner.
• Before installation work, please read this manual thoroughly and install the products correctly.
• Ensure that all Local, National and International regulations are satisfied.
• Read this "CAUTION SAFETY" carefully before Installation.
• The precautions described below include the important items regarding safety.
CAUTIONS for SAFETY
• Ask an authorized dealer or qualified installation professional to install/maintain the air conditioner.
Inappropriate installation may result in water leakage, electric shock or fire.
• Turn off the main power supply switch or breaker before attempting any electrical work.
Make sure all power switches are off. Failure to do so may cause electric shock.
• Connect the connecting cable correctly.
If the connecting cable is connected in a wrong way, electric parts may be damaged.
• When moving the air conditioner for the installation into another place, be very careful not to enter any gaseous
matter other than the specified refrigerant into the refrigeration cycle.
If air or any other gas is mixed in the refrigerant, the gas pressure in the refrigeration cycle becomes abnormally high and
it may resultingly causes pipe burst and injuries on persons.
• Do not modify this unit by removing any of the safety guards or by by-passing any of the safety interlock switches.
• Exposure of unit to water or other moisture before installation may cause a short-circuit of electrical parts.
Do not store it in a wet basement or expose to rain or water.
• Using the specified cables, surely so that the external force of the cable is not transmitted to the terminal connecting
section, otherwise disconnection, heating, or fire may be caused.
• Do not apply an excessive force on the board body, otherwise bending, separation, or disconnection generates resulted
in heating or fire.
• After installation work, execute a test run to confirm there is no trouble.
And also ask the customers to keep this Manual by themselves.
Components
Part name Q'ty
P .C. board 1 P .C. board corresponded to the network
Relay terminal block 1 2P (X, Y) terminal block for relay
Relay cable (A) 1 For connection of adapter board with X, Y relay terminal block (Red connector)
Relay cable (B) 1 For connection of adapter board with remote controller terminal block (Blue connector)
Installation Manual 1 This manual
B
For fixing the adapter P.C. board
m m
Spacer (A) 2
1 0
(Used for other types than 4-way cassette type)
A
For fixing the adapter P.C. board
Spacer (B) 1
C (Used for other types than 4-way cassette type)
m m
m m For fixing the adapter P.C. board
1 8
Spacer (C) 1 0 3
(Used for 4-way cassette type)
Screws to fix terminal block 2 For fixing the relay terminal block (M4 x 14 )
Transformer cover 1 Used to store transformer (For 4-way cassette type)
Transformer base 1 Used to store transformer (For 4-way cassette type)
Transformer 1 For supplying power to adapter
Screws to fix transformer 2 For fixing transformer (M3 x 6 )
Screws to assemble transformer cover 2 For assembling transformer cover (M4 x 6
Screws to fix transformer base 2 For fixing transformer base (M4 x 10
Bundling band 3 Used to process cables so that they are not caught in.
Use for Indoor Unit Only
MODEL : TCB-PCNT20E
WARNING
CAUTION
Description
for 4-way)
for 4-way)
Combination List of Adapter Parts
Parts
1 Adapter P.C. board 3 spacers (C) for installing P .C. board
2 Transformer M3 x 6 B tight screw (2 pcs.)
3 For assembling transformer cover M4 x 6 tapping screws (2 pcs.)
4 For fixing transformer base M4 x 10 plus tight screws (2 pcs.)
5 XY terminal block M4 x 14 tapping tight screws (2 pcs.)
6 Adapter P.C. board to XY terminal block Connector, red color, lead length : 600L
7 Adapter P.C. board to AB terminal block Connector, blue color, lead length : 600L
* Spacer (A) for installing P .C. board : Spacer to be mounted by using the hole on the P.C. board.
(For other types than 4-way cassette type)
Spacer (B) for installing P .C. board : Spacer to be mounted by pinching it in the P .C. board.
(For other types than 4-way cassette type)
Spacer (C) for installing P.C. board : Spacer to be mounted by using the hole on the P .C. board for 4-way cassette type.
Connection of Cables
1. Connection of network cables
• Attach one network adapter to a group of one group controlling (including one unit).
Connect the network adapter to any one of the indoor units in the group control.
Central remote controller
Non polarity cable
X Y
Indoor unit
CN03
Indoor unit Indoor unit
controll
1 2 P.C.board
1 1 1
Indoor Indoor
CN041
2 3 3
control control
1 3 1 3
P.C.board P.C.board
CN309
CN01
CN02
Indoor
A B A B
A B
unit
Non polarity cable
Remote controller
Connectable indoor units per group : Up to 8 units (In case of 1-remote controller system
* In case of 2-remote controllers system, up to 7 indoor units are allowable to be connected.
2. Cabling diagram of indoor control P.C. board
• For details, see the installation procedure for individual model.
Indoor control P.C. board
CN041 (Blue)
1 2 3
1 2 3
Black Black
Terminal block
for connecting
remote controller
Black
3 3
A B
2 2
1 1
White
Network connection terminal block
• The enclosed section with the chain line includes the attached parts.
• There is no polarity for cabling to the terminal blocks, A, B and X, Y.
• Arrange the total cable length of the remote controller cable and the inter-unit cable of the remote controller within 400m.
For 4-way type For Concealed duct type
2 spacers (A) for installing P.C. board
1 spacer (B) for installing P.C. board
M3 x 6 B tight screw (2 pcs.)
———
———
M4 x 14 tapping tight screws (2 pcs.)
Connector, red color, lead length : 600L
Connector, blue color, lead length : 600L
Non polarity cable
X Y
Indoor unit
CN03
Indoor unit
controll
1 2 P.C.board
1 1 1
Indoor
CN041
2 3 3
control
1 3 1 3
P.C.board
CN309
CN01
CN02
Indoor
A B
A B
unit
Non polarity cable
Remote controller
* )
CN309 (Yellow)
1 2 3
1 2 3
Network
adapter
CN01 (White)
P.C. board Power
2 2
supply
CN02 (Blue)
1 1 transformer
CN03 (Red)
1 2
1 2
Gray Gray
X Y
Indoor unit
Indoor
control
P.C.board
A B