
ENGLISH
2.The control box cover is removed by removing the 2 screws and pull- ing downward. (The control box with the cover removed is shown in the figure below.)
3.Method of using conduit mounting plate
The equipment includes conduit mounting plates (ø 27, ø 33, ø 40). Select the mounting plate according to the diameter of the conduit used, and mount as shown in the figure below.
ø |
|
|
|
|
|
|
|
|
|
|
| |
| 27 | mounting |
|
|
|
|
|
|
|
| ||
ø | 33 |
| plate |
|
|
|
|
|
|
| ||
| ømounting |
|
|
|
|
|
|
| ||||
|
| plate |
|
|
|
|
|
|
| |||
|
|
| 40 |
|
|
|
|
|
|
|
| |
| Knock- |
|
|
|
|
|
|
|
|
| ||
|
|
| out | hole |
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
| If conduit is connected | |||||
|
|
|
|
|
|
| from the bottom |
| ||||
|
|
|
|
|
|
|
|
| ø | 40 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
| mounting | plate | ||
|
|
|
|
|
|
| ø |
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
| ø | 27 | 33 | mounting |
|
| ||
|
|
|
|
|
|
|
| |||||
|
|
|
|
|
| mounting |
|
|
|
| ||
If conduit is connected |
| plate |
| plate | ||||||||
from the front |
| Tapping screw |
|
|
|
|
Unit front
4.Piping connection
Connect indoor unit crossover cables of the transmission cables ter- minal block (TB3) of the variable capacity unit to the transmission cables terminal block (TB3). When making an indoor/outdoor con- nection with shielded wiring, connect the shield ground to the earth screw ().
1 0 1
Address
CONT. board
Controlbox | Power | Earth screw | Transmission |
| terminal block | (E) | cables terminal block |
| (TB1) |
| (TB3) |
c. Transmission booster (optional)
(For details, see item 11.3. “Wiring transmission cables”)
Connect 220/230/240 VAC to L/N of power terminal block (TB1). Connect the ground to the terminal of power terminal block (TB1).
Connect the outdoor unit side transmission cables to A/B of transmission cables terminal block 1 (TB2). Connect the outdoor unit side shield to S of transmission cables terminal block 1 (TB2).
Connect additional indoor unit side transmission cables to A/B of transmission cables terminal block 2 (TB3). Connect additional indoor unit side shield to S of transmission cables terminal block 2 (TB3).
Power terminal block (TB1)
Earth
T B 1
220V - 240V ~/N
L N
UP
TB 3 | B S |
| A |
2 | S |
TB | B |
| A |
Transmission cables terminal block 2 (TB3)
Transmission cables terminal block 1 (TB2)
26