Haier HSU-05LE03 Installation Manual

Also see for HSU-05LE03: Operation manual Installation manual Operation manual

Contents

Haier HSU-05LE03 Installation Manual Manual pdf 7 page image

Outdoor unit5.Purging Method:73-way valve2-way valve6.35mm(1/4")12.7mm(1/2")HSU-18LE03HSU-12LE03HSU-09LE03HSU-22LE033-way valve2-way valve6.35mm(1/4")9.52mm(3/8")12.7mm(1/2")15.88mm(5/8")HSU-24LE03HSU-12LX03HSU-07LE03HSU-05LE03HSU-18CK0307HSU-24CG0307HSU-18CK03HSU-09LD0307HSU-12LD0307HSU-12LE03-BPiping lengthAdditional amount5m 7m 10mNo need 40g 100gPush the air out of the indoor unitand piping as followes:(1) Remove the valve cap on 2-wayvalve in outdoor unit.(2) Loosen by 1/2 turn the flare nut ofgas pipe, which is conneted to3-way valve.(3) Loosen 2-way valve by 90o usinghexagon wrench, and after approx.10 sec tighten it up. Gas comes outthrough flare nut on wide pipe. If nogas is discharged, tighten flare nutwith specified torque.(4) Open 2-way and 3-way valvesusing specified torque.(5) Tighten the caps on the valveswith specified torque.Valve rodValve cap7-920-25Tighten torque N.mWhen connecting pipe exceeds 5 meters, 20g refrigerant shall be addedper exceeding meter. Charge according to the following list.During this procedure, 50g or 80g(only for 22k and 24k unit) refrigerant will be discharged in piping.(This must be strictly controlled within 90o and 10 sec.)Brand new outdoor unit is charged 50g or 80g(only for 22k and 24k unit) more refrigerant than regulatedweight. Only for first installation, this extra 50g or 80g(only for 22k and 24k unit) can be used to purge airin pipes.Note: When extending piping, air inside piping shall be removed by using externalrefrigerant gas, charge according to the following list.

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