Samsung AF28FSSDADFNFA Performing leak test, Test part for indoor unit, English, 1 Nm = 10 kgfcm

Performing leak test

ffUse leak tester or soapsuds on the pipe connection part after performing vacuum pump.

Check for	Check for
leakage
	leakage
Test part for indoor unit	Test part for outdoor unit

ffBefore inspecting the leakage, use a torque wrench to close the cap for the service valve.(Comply with a tightening torque for each size of the diameter, and tighten the cap firmly to prevent any leakage.)

ffTo check for any possible leakage, insert inert gas into the pipes connected to indoor/outdoor units and check the connection part of the indoor/outdoor units with soap lather or liquid for leakage test.

ENGLISH

Tightening torque for body cap (Refer to the table)

Spindle

Charging core

R-22: Diameter of the screw - 7/16-20UNF

R-410A: Diameter of the screw - 1/2-20UNF

Tightening torque for charging port cap (Refer to the table)

Outer	Tightening torque
Diameter	Body cap	Charging port
(mm)	(N•m)	cap (N•m)
Ø6.35	20 ~ 25
Ø9.52	20 ~ 25
Ø12.7	25 ~ 30	10 ~ 12
Ø15.88	30 ~ 35
Ø19.05	35 ~ 40

❋❋1 N•m = 10 kgf•cm

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칠레향 FAC MEMORY 냉난방_IBIM_EN_03892A(5).indd 51 2014-03-12 오전 9:33:18