Mitsubishi Electric PAC-MKA51BC Manuel D'installation page 4

4. Dimensions and required servicing space of Branch Box
PAC-MKA31BC (3-branches type)
17-23/32 3-17/32
2-27/32
8-7/32
C B A
C B A
1 1
1
2-3/4 2-3/4
Fig. 4-3
Fig. 4-4
1
Remove the screws in each part.
Fig. 4-5
4
(inch)
A
12-19/32
B
1/2
C
3-25/32 1-17/32
11-1/32
3-9/32 3-7/16 2-3/4
F
E
D
PAC-MKA31BC (Fig.4-3)
Suspension bolt: W3/8 (M10)
Refrigerant pipe ared connection
To indoor unit
A B
Liquid pipe 1/4, ø6.35 1/4, ø6.35
Gas pipe 3/8, ø9.52 3/8, ø9.52
J G
H
4.1. The direction of the piping can be changed.
(Fig. 4-4).
4.2. Piping direction change work procedures
(Fig.4-5 1~8)
inch, mm
To outdoor unit
C
1/4, ø6.35 3/8, ø9.52
3/8, ø9.52 5/8, ø15.88