Samsung AR09JQFRAWQ/TV ENGLISH-45, Put a flare nut slightly into the pipe and modify the flare

4. Put a flare nut slightly into the pipe and modify the flare.

90°±2°

	4
	5°±
B		2°

R0.4~0.8

Pipe Flare

Outer
Diameter	Depth (A)
(D)
ø6.35 mm	1.3 mm
ø9.52 mm	1.8 mm
ø12.70 mm	2.0 mm
ø15.88 mm	2.2 mm

Flaring Size (B)

8.7- 9.1 mm

12.8- 13.2 mm

16.2- 16.6 mm

19.3 - 19.7 mm

05INSTALLATION

5. Check if you flared the pipe correctly (see examples of incorrectly flared pipes below).

Correct	Inclined	Damaged	Cracked	Uneven
		Surface		Thickness

6. Align the pipes to connect them easily. Tighten the flare nuts first with your hands, and then with a torque wrench, applying the following torque:

Flare nut

Indoor outlet	pipe
		Connecting pipe

Outer		Torque
Diameter
	N•m		kgf•cm
ø6.35 mm	14~18		140~180
ø9.52 mm	34~42		350~430
ø12.70 mm	49~61		500~620
ø15.88 mm	68~82		690~830

	• Excessive torque can be cause of gas leakage. If extending pipe by welding/brazing please ensure nitrogen is
NOTE	used during welding/brazing process. The joint must be accessible and serviceable.

7. Put a flare nut slightly into the pipe and modify the flare.

	•	Tighten the flare nut with torque wrench according to specified method.
CAUTION		If the flare nut is over-tightened, the flare may break and cause refrigerant gas leakage.

ENGLISH-45

RAC OEM_NOTCODE_IBIM_EN.indd 45 2015-06-12 오후 1:25:13