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LITERATURE: LIT-WMMS-(59) (2)-EW-DC IVTR-USER MANUAL-20130813

Literature Part No: LIT-WMMS-(59) (2)-EW-DC IVTR-USER MANUAL-20130813

For WMMS Series of Product Single Zone (Cooling, Heat Pump)

Subject to Continuous Engineering Improvement without Prior Notice.

YMGI is the Trademark and Property of YMGI Group. Copyright of YMGI Group.

This product is designed and manufactured

 

free from defects in material and workmanship under the normal use and 

maintenance. Installation, operation, maintenance and service shall follow professional practices for regular cooling and 
heating equipment, NEC, State, City or Local Codes and related manuals from us. Otherwise, damage to equipment or 
property even injury to people may occur.

Installer

: Currently licensed HVAC installer only, Read this manual before installation. Sign on the warranty registration card.

User

: Keep this manual for future maintenance and service use.

Servicer

: Use this manual for service reference.

WMMS-09EW-V2B(59) (2)

WMMS-12EW-V2B(59)

WMMS-18EW-V2B(59)

 (2)

 (2)

YMGI Group

, POB 1559

YMGI Group New Energy

, POB 1668

O'Fallon, MO 63366, USA

Tel:(866)833-3138  Fax:(866)377-3355

Web Site: www.ymgigroup.com

Email: info@ymgigroup.com

TECHNICIAN'S SERVICE MANUAL

DC INVERTER MULTIPLE ZONE (59) (2)

SYMPHONY CHOIR

INDOOR UNIT-WALL MOUNT (EW)

YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World !

Summary of Contents for WMMS-09EW-V2B

Page 1: ...pment NEC State City or Local Codes and related manuals from us Otherwise damage to equipment or property even injury to people may occur Installer Currently licensed HVAC installer only Read this man...

Page 2: ...ory labs third party labs and various fields applications following related industrial and company standards 7 Field installation details matter with all 1 if your units will work correctly and proper...

Page 3: ...ty approval because warranty is approved only to those qualified and successful installations by qualified HVAC technician I know the warranty if approved is a standard 5 year compressor and 1 year ot...

Page 4: ...eral knowledge and experience a full single head installation may normally cost anywhere from 800 to 1500 These costs are estimates and your actual costs may differ due to job nature and location 8 Nu...

Page 5: ...D MUST READ MUST READ P7 OF 40 P8 OF 40 YMGI Engineered Comfort Products for A Sustainable and Efficient Green World YMGI Engineered Comfort Products for A Sustainable and Efficient Green World The co...

Page 6: ...t Green World YMGI Engineered Comfort Products for A Sustainable and Efficient Green World If the damage is minor or partial that you choose to accept you can contact the distributor or YMGI to discus...

Page 7: ...he Customer Request to Ship Products to YMGI Service Center for Inspection and Repair and Authorization to Charge form 2 You will review the form and fill all fields appropriately sign and send back t...

Page 8: ...copper tube Aluminum fin copper tube Swing Motor Model MP28VB 1 4 3 8 MP28EC MP35XX Output of Swing Motor W 2 2 2 5 Fuse A PCB 3 15A Transformer 0 2A PCB 3 15A Transformer 0 2A PCB 3 15A Transformer 0...

Page 9: ...WS DIMENSIONS MOUNING BRACKET CLEARANCE YMGI Engineered Comfort Products for A Sustainable and Efficient Green World YMGI Engineered Comfort Products for A Sustainable and Efficient Green World WMMS 0...

Page 10: ...this mode only indoor fan is running at setting status Under auto fan speed it will run by cooling auto fan Heating Mode When the indoor receiving the information mode clash from outdoor unit and the...

Page 11: ...ter setting sleep procedure 1h T preset will increase 1 F 2h later T preset will O O increase 2 F then remain the temperature T preset will not exceed 86 F under heating after setting sleep O O proced...

Page 12: ...ER 4 OVER 80 CLEARANCE REQUIRED AROUND UNITS DUAL ZONE 2 YMGI Engineered Comfort Products for A Sustainable and Efficient Green World YMGI Engineered Comfort Products for A Sustainable and Efficient G...

Page 13: ...E REQUIRED AROUND UNITS QUAD ZONE OVER 2 OVER 4 OVER 4 OVER 80 YMGI Engineered Comfort Products for A Sustainable and Efficient Green World YMGI Engineered Comfort Products for A Sustainable and Effic...

Page 14: ...for screws Align mounting plate holes with those holes drilled on the wall and put anchors or screws into the holes to secure mounting plate Steps To Mount Plate a b c Drill mounting holes to make su...

Page 15: ...ipes need to come out of the bottom side facing the front of indoor unit of the indoor unit snap off portion 2 on plastic casing If pipes need to come out of the left side facing the front of indoor u...

Page 16: ...N INDOOR AND OUTDOOR UNITS Firstly connect copper tubes at indoor unit Bend pipes by tools but not by hands Extra length is needed for future service REFRIGERANT PIPES For distance other than 25 betwe...

Page 17: ...25 26 27 28 29 30 Jumping connector 1 32 Transformer 48X26P 1 33 Wire clamp 1 34 Rear clamp 1 35 Connecting cable 1 36 swing louver clamp 1 37 swing louver 1 38 swing louver up 1 39 swing louver down...

Page 18: ...e 68012019 1 Receiver board 30545042 1 Front panel 200022921 1 Guide louver 261120432 1 Guide louver 261120422 1 Motor MP28EC 15212002 1 Right motor clamp 26112429 1 Bearing holder 26152423 1 Motor FN...

Page 19: ...2 Front case 200026524 1 Front panel 2000284402 1 remote control YT1F 30510049 1 Displaying light board 22432071 1 Electric box cover 1 20112019 1 Wire clamp 71010103 1 Terminal board 4201026601 1 El...

Page 20: ...mfort Products for A Sustainable and Efficient Green World DISASSEMBLY PROCEDURE OPERATING PROCEDURES PHOTOS Disassemble Front Panel Lift the front panel upward Firstly screw off a screw fixing the up...

Page 21: ...ny damages to person or property of whatever kind direct or indirect special or consequential whether resulting from use or loss of use of the product The original licensed installer or current servic...

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