Fujitsu AR 7 Installation Manual page 9

6.2A.2. INSTALL THE FILTERS
• Install the fi lters to the unit.
AR7/9/12/18: 2 fi lters
AR24: 3 fi lters
Unit
6.2A.3. DRILLING HOLES FOR BOLTS AND IN-
STALLING THE BOLTS
• Using the installation template, drill holes for bolts (4 holes).
Installation template
AR7/9/12
A 28-7/8 (734)
Filter (Accessories)
Filter
Drilling position
for bolts
Air
A
unit: in. (mm)
AR18 AR24
36-3/4 (934) 44-5/8 (1134)
6.2A.4. FIX THE UNIT
(1) Hang the unit
• Use hanger bolts of size M8 or M10 (5/16 or 3/8 in.).
Hanger bolt
Nut A (Field
supply)
Washer (Ac-
cessories)
Nut B (Field
supply)
Nut A (Field
supply)
Washer (Ac-
cessories)
Nut B (Field
supply)
*: It might become diffi cult to open and shut the Cover /control
box cover when the length exceeds 13/16 in. (20 mm).
(2) Leveling
Base horizontal direction leveling on top of the unit.
Ceiling
Level gauge
OK
Hanger
Hanger bolt
Hanger
Unit
13/16 in.
(20 mm)
length
Cover
PROHIBITED
En-9