Wiring Connections - Toshiba TCB-DP31CE Installation Manual

4
Top panel heat insulating
Install the top panel heat insulator provided with the indoor
unit according to the positions of the refrigerant pipes and
drain pipe. There are holes in the top panel heat insulator for
the refrigerant pipes only. Cut a hole for the drain pipe's
position as shown in the following figure.
5

Wiring connections

1
Loosen the screws (2 positions) holding the
cover of the electrical control box and remove the
cover of the electrical control box, remove the
screws (2 positions) holding the electrical control
box and lower the electrical control box to a
position where it is easy to work.
2
Connect the connector (2P white) for the drain
pump in the drain pump kit to CN504 (2P white)
on the indoor unit P.C. board and connect float
switch connector (3P red) to CN34 (3P red) on the
indoor unit P.C. board.
Remove the short plug CN34 (3P red) to do this.
3
Be careful to not pinch any wires during
reassembly.
50
60
Cut a Ø70 hole
– 8 –
Heat insulating for
drain pipe
Top panel heat insulator
(Provided with indoor unit)
Electrical control box cover
Indoor unit P.C.
Electrical
board
control box
Screws (2 positions)
Position of connectors on indoor unit P.C. board
Refrigerant pipes
Screws (2 positions)
Terminal block
CN504 (2P white)
CN34 (3P red)
Run wires through here
EN