2-3. Maintenance space requirement
For future maintenance and service access, provide sufficient maintenance space.
NOTE: Do not place any wiring or illumination in the maintenance space, as they will impede
service.
¢
Model: ARHG24LMLA
Unit: mm
• Provide a service access for maintenance purposes.
Maintenance hole
Control box
300
500
500
100
• The service access necessary for fan units and filter maintenance.
Maintenance hole
Intake panel
300
1,550
500
100
Control box
• When using a square duct.
P174
×
6 = 1,044
Φ
3.2
46
23
18
219
109
• Bottom air intake hole.
- 5 -
DUCT TYPE
ARHG24LMLA