Fujitsu ARXG22KMLB Design & Technical Manual page 41

 Maintenance space requirement
Unit: mm
• Provide a service access for maintenance purposes.
Maintenance hole
300
Control box
500
• The service access necessary for fan units and filter maintenance.
Maintenance hole
300
Intake panel
Control box
1,550
• When using a square duct
P174 × 6 = 1,044
46
18
Φ3.2
• Bottom air intake hole
108 1,015
- 33 -
3-4. Medium static pressure duct type 3. Dimensions