Fujitsu AUU7RLF Design & Technical Manual page 318

¢ How to use the adapter (optional part K9FZ1818)
¢ Connection pipe length
Max.
Min.
¢ Refrigerant charge
Pipe length
(Total)
Additional
charge
14-1. 2 rooms combination (with optional part K9FZ1818)
Outdoor unit
UNIT D
These ports are not use.
UNIT C
Exchange liquid pipe size Ø1/4 in (Ø6.35 mm) for
UNIT B
Ø3/8 in (Ø9.52 mm) with an adapter kit.
Exchange gas pipe size Ø3/8 in (Ø9.52 mm) for
UNIT A
Ø1/2 in (Ø12.70 mm) with an adapter kit.
Gas pipe of unit A is not exchanged.
Total
Each unit
Total
Each unit
ft 65 or less
m 20 or less
lb oz 0
g 0
- 310 -
Exchange liquid pipe size Ø1/4 in (Ø6.35 mm) for
Ø3/8 in (Ø9.52 mm) with an adapter kit.
ft (m)
98 131 (Max.)
30 40 (Max.)
8.9 oz 1 lb 1.8 oz
250 500
Indoor unit B
(18,000 Btu)
Indoor unit A
(18,000 Btu)
131 (40)
82 (25)
49 (15)
25 (7.5)
0.27 oz/ft
25 g/m
14. Optional parts