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E N G L I S H

INSTALLATION MANUAL

DIGITAL SCROLL SERIES
DUCT TYPE INDOOR UNIT

For correct installation, read this manual before starting installation.
Only trained and qualified service personnel should install, repair or service air conditioning equipment. Users
should not install the air conditioner by themselves.
All pictures are only sketches. If there is any difference between pictures in this manual and the actual shape
of the air conditioner you purchased, the actual shape shall prevail.

Models:
YDDN-22C(A/B)15A
YDDN-28C(A/B)15A
YDDN-36C(A/B)15A
YDDN-45C(A/B)15A
YDDN-56C(A/B)15A
YDDN-71C(A/B)15A
YDDN-80C(A/B)15A
YDDN-90C(A/B)15A
YDDN-112C(A/B)15A
YDDN-140C(A/B)15A

E-II-YDDN-0907

Summary of Contents for YDDN-22C(A/B)15A

Page 1: ...equipment Users should not install the air conditioner by themselves All pictures are only sketches If there is any difference between pictures in this manual and the actual shape of the air conditio...

Page 2: ...8 8 1 8 8 13 8 1 3 5...

Page 3: ...8 A 1 3 0 8 899 B 19 8 899...

Page 4: ...89 8 C 1 3 A D B 56E69...

Page 5: ...8 1 FG BH 0 8 1 A 5 299 B A 646...

Page 6: ...oad the inner frame Slide the knob release the buckle from the outside frame hole then unload the inner frame 2 Hang the outside frame on the main body with face down 4 places at 4 corners Note The si...

Page 7: ...ody and the outside frame with the x board of waist shape hole in two places Waist shaped hole xed board O utside frame Hook O utside frame Air inlet Inner frame Duct Tighten the other side of the boa...

Page 8: ...3 4 597 A A 819 B...

Page 9: ...15A M YDDN 22 140C A B 15A 15A 2 Indoor unit power supply The indoor unit power source should not be shared with the outdoor unit The indoor units that connect to the same outdoor unit should use the...

Page 10: ...11 B B 8 8 8 1 8 1 1 B 9 8 1 3 5 6 4 7 2 1199 9 2 85999 6 9 88199 5 9 999 3 1 2999 3 9 7899 1 6 6499 1 9 5699 8 6 3499 8 1 1299 8 9 53 5 55 9 9 9 86 84...

Page 11: ...la shes at 2 5Hz Condenser sensor check point is abnormal or outdoor temp sensor is abnormal Allthe indoor alarm lamps flash at 0 5Hz After the malfunctions disa ppea r it res tores automatically If t...

Page 12: ...or returned to the manufacturer for disposal Under No circumstances should refrigerant be vented to atmosphere Where appropriate drain the refrigerant oil from each system into a suitable container a...

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