Samsung AM JXVHGH Series Installation Manual page 55

Caution for welding the pipe to an outdoor unit
• When welding the pipe, the unit may get damaged by the heat and flame from welding . Use a flame
CAUTION
proofing cloth to protect the unit from a welding fire or flame . Sensor for detecting outside temperature is
located on the left side of the welding part so be extra careful not to damage the sensor when welding .
• The O-ring and Teflon packing inside service valve may get damaged by the heat from welding . Wrap
the bottom side of the service valve with a wet cloth and weld it as shown in the illustration . Also, water
dripping from the wet cloth may interrupt the welding . Make sure the water does not drip from the wet
cloth .
• Make sure that connected pipes does not interrupt each other or make contact with the product .
(Vibration may cause damage to the pipes .)
• When removing the sealed pipe on the bottom side of the service valve, cut it with a pipe cutter first
and then start the welding . When the sealed pipe is welded without cutting, you may get injured by the
refrigerant within the pipe .
Temperature
sensor
DVM S HE_IM_DB68-05461A-08_EN.indd 55
Service valve
Service port
Wet towel
< H/P >
Service port
Temperature
sensor
< H/R >
Service valve
Wet towel
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2017-03-24 오후 1:38:25