Electrical Work; Indoor Unit - Mitsubishi Electric Mr.Slim PKA-A HA Manuel D'installation

6. Electrical work

PKA-A·HA(L)
I
J F
I
G
2-11/64 inch
15/32 inch D
K
M N L O
Q
R
Fig. 6-1
6.1.1. Indoor unit power supplied from outdoor unit (A-control application)
The following connection patterns are available.
The outdoor unit power supply patterns vary on models.
* Affix a label A that is included with the manuals near each wiring diagram for the indoor and outdoor units.
* Affix a label A that is included with the manuals near each wiring diagram for the indoor and outdoor units.
8
E
D
G
15/32 inch
E
2-11/54 inch
J
S1 S2 S3
C
H
P
J
C
L1
A B
L2
GR
S1
S2
S3
Simultaneous twin/triple/four system
C
L1
A B
L2
GR
S1
S2
S3

6.1. Indoor unit

PKA-A·HA(L) (Fig. 6-1)
Connection can be made without removing the front panel.
1. Open the front grille, remove the screw (1 piece), and remove the electrical
parts cover.
A
* Electrical work can be conducted more effectively with the panel removed. When
attaching the panel, check that the hooks K at five locations on the air outlet
B
side are connected securely.
2. Securely connect each wire to the terminal board.
* In consideration of servicing, provide extra length for each of the wires.
* Take care when using strand wires, because beards may cause the wiring to
short out.
3. Install the parts that were removed back to their original condition.
4. Fasten each of the wires with the clamp under the electrical parts box.
A Electrical box cover
B Fixing screw (Electrical box cover)
C Earth wire connection portion
D Wired remote control terminal board: (only for PKA-A·HA) 1 and 2, do not have polarity
E Indoor/outdoor connection terminal board: S1, S2, and S3, have polarity
F Lead
G Terminal screw
H Earth wire: Connect earth wire in the direction illustrated in the diagram.
I Wired remote control cord (only for PKA-A·HA)
J Indoor/outdoor connection cord
K Hook
L Conduit plate
M Bush (purchased locally)
N Lock nut (purchased locally)
O Connector (purchased locally)
P Conduit (purchased locally)
Q Conduit cover
R Fixing screw (Conduit cover)
1:1 System
F
D
S1
S2
S3
1
E
G
2
F F
D
S1 S1
S2 S2
S3 S3
1 1
E
G G
2 2
A Outdoor unit power supply
B Wiring circuit breaker or isolating switch
C Outdoor unit
D Indoor unit/outdoor unit connecting cords
E Wired remote controller (Only for PKA-A·HA)
F Indoor unit
G Indoor unit earth
A Outdoor unit power supply
B Wiring circuit breaker or isolating switch
C Outdoor unit
D Indoor unit/outdoor unit connecting cords
E Wired remote controller (Only for PKA-A·HA)
F Indoor unit
G Indoor unit earth