Inspection Opening And Installation Models - Fujitsu UTZ-BD035B Technical Manual

4-4-2. INSPECTION OPENING AND INSTALLATION MODELS

 INSPECTION OPENING
Never fail to make the inspection opening at the specific place on the ceiling, so you can perform the constant cleaning,
or the equipment checking of, the filter, the heat exchange element, and the humidifier.
 The inspection opening shown below is necessary to clean the heat exchange element and the filter once or twice a year. If
not cleaned, they are likely to get clogged, resulting in deteriorated performance.
 Installation Model ........................
Ceiling Suspension Bold
Pipe Hood
Supply Air Duct
Outside Intake
Duct
Room Intake Duct
Room Intake
(Exhaust Air)
Opening
Inside Supply
Heat Insulation
Opening
Material
(Outside Air)
Exhaust Air Duct
(Supply
Air)
(Room
Air)
 Inspection Opening ........................
(Exhaust Air)
(Outside Air)
Inspection Opening
(For Filter, Heat Exchange
Element, Motor, Damper)
- (01-23) -
(Room Air)
(Supply Air)
450