How To Use Reducers - Daikin 3MWKS80KV1? 3MWKS80LV1 Installation Manual

How to Use Reducers

No.1 No.2
15.9 12.7
12.7
Gasket (1)
Use the reducers in the reducer assy as described below.
B
1) Connecting a pipe of φ12.7 to a gas pipe connection port for φ15.9:
2) Connecting a pipe of φ9.5 to a gas pipe connection port for φ15.9:
3) Connecting a pipe of φ9.5 to a gas pipe connection port for φ12.7:
• When using the reducer packing shown above, be careful not to overtighten the nut,
or the smaller pipe may be damaged (about 2/3 - 1 the normal torque).
• Apply a coat of refrigeration oil to the threaded connection port of the outdoor unit
where the fl are nut comes in.
• Use an appropriate wrench to avoid damaging the connection thread by
overtightening the fl are nut.
10
No.3
9.5
No. 1
Be sure to attach
the gasket.
Connection port of outdoor unit
No. 6
Be sure to attach the gasket.
No. 2
Be sure to attach the gasket.
No.4
15.9 12.7
12.7 9.5
Gasket (2)
Inter-unit pipe
No. 3
Flare nut (for 15.9)
Flare nut (for 9.5)
No. 5
No. 4 Flare nut (for 12.7)
No.5 No.6
15.9 15.9
9.5 9.5
Reduce and gasket
Flare nut tightening torque
32.7-39.9N·m
Flare nut for φ9.5
(333-407kgf·cm)
49.5-60.3N·m
Flare nut for φ12.7
(505-615kgf·cm)
61.8-75.4N·m
Flare nut for φ15.9
(630-769kgf·cm)
English