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2. EXTERNAL DIMENSIONS
YKB/YLM 2nd
PEFY-VMA(L)
, VMA3
MEE15K022
PEFY-P20VMA3-E
Unit : mm
450
50
1500
777
50
700
Min.300mm
777
1000
50
700
Min.300mm
450
50
100~200
700
Min.300mm
450
100~200
900
475
450
150~250
450
50~150
450
900
900
Min.10mm
Min.20mm
Min.300mm
Min.10mm
Electric box
Ceiling beam
Ceiling
Access door 2(450×450)
Ceiling
Access door 3
Electric box
Ceiling beam
Intake air
Supply air
A
B
Intake air
Supply air
Access door 2
(450×450)
Access door 1
(450×450)
Electric box
Bottom of
indoor unit
Maintenance access space
(V
iew from the direction of the arrow
A)
Fig.1
Electric box
Access door 3
Access door 1
(450×450)
Bottom of
indoor unit
Maintenance access space
(V
iew from the direction of the arrow B)
Maintenance access space
(V
iew from the direction of the arrow B)
Access door 4
Electric box
Bottom of
indoor unit
475
54
260
260×3=780
54
11
11
2
11
2
6
10-ø2.9
Fig.3
[Maintenance access space]
Secure enough access space to allow for the maintenance, inspection, and replacement of the motor
, fan, drain pump,
heat exchanger
, and electric box in one of the following ways.
Select an installation site for the indoor unit so that its maintenance access space will not be obstructed by beams or other o
bjects.
(1) When a space of 300mm or more is available below the unit between the unit and the ceiling. (Fig.1)
·
Create access door 1 and 2 (450x450mm each) as shown in Fig.2.
(Access door 2 is not required if enough space is available below the unit for a maintenance worker to work in.)
(2) When a space of less than 300mm is available below the unit between the unit and the ceiling.
(At least 20mm of space should be left below the unit as shown in Fig.3.)
·
Create access door 1 diagonally below the electric box and access door 3 below the unit as shown in Fig.4.
o
r
·
Create access door 4 below the electric box and the unit as shown in Fig.5.
Fig.2
Fig.4
Fig.5
