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YMGI Group
POB 1559
O'Fallon, MO 63366, USA
Tel: (866)833-3138 Fax: (866)377-3355
Web Site: www.ymgigroup.com
Email: info@ymgigroup.com
Literature Part No:
LIT-WMMS-(59)2-EW-DC IVTR-USER MANUAL-20131130
Subject to Continuous Engineering Change and Product Improvement without Notice.
YMGI is the Trademark and Property of YMGI Group. Copyright of YMGI Group.
YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World !
INSTALLER'S INSTRUCTION & USER'S MANUAL
DC INVERTER MULTIPLE ZONE (59)2
SYMPHONY CHOIR
INDOOR UNIT-WALL MOUNT (EW)
WMMS-09EW-V2B(59)2
WMMS-12EW-V2B(59)2
This product is designed and manufactured free from defects in material and workmanship for 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 YMGI. Otherwise, damage to equipment or
property even injury to people may occur.
Installer: Currently licensed HVAC technician only. Read manual before installation. Fully fill in warranty registration card.
User: Keep this manual for future maintenance and service use.
Servicer: Use this manual for service reference.
LITERATURE: LIT-WMMS-(59) (2)-EW-DC IVTR-USER MANUAL-201301130
WMMS-18EW-V2B(59)2
WMMS-24EW-V2B(59)2
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Table of Contents
Related Manuals for YMGI WMMS-09EW-V2B(59)2
Summary of Contents for YMGI WMMS-09EW-V2B(59)2
- Page 1 Email: info@ymgigroup.com 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 YMGI. Otherwise, damage to equipment or property even injury to people may occur.
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Page 2: Table Of Contents
The information we provide in our manuals is for the sole purpose of reminding you and your installer. LENGTH AND ELEVATION LIMIT OF INSTALLATION It is our ultimate goal to help insure that your YMGI units are installed properly and correctly from the very INSTALLATION-INDOOR UNITS beginning to the very end. -
Page 3: Installing Technician/Contractor's Jobs And Responsibilities
For example, wiring, refrigerant 7) Check to make sure you have all the materials you need to properly and correctly finish the installation. The YMGI units adjustment and trial testing procedures may differ from manufacturer to manufacturer and model to model. -
Page 4: Limited Product Warranty Policies
YMGI keeps on improving products with various engineering changes without prior notice. Such improvements By signing above, I acknowledge the liability and responsibility for any false statement or not telling all the facts, and I authorize YMGI to check the details of the filled above, and make its decision on warranty. -
Page 5: Warranty And Technical Support
All units must be protected by it was designed for or any non-HVAC purposes. Do They can contact YMGI technical support for technical help during unit installation or inspection. certified electrical circuit breakers in accordance not store or install them near food, paint, or other Product model and serial numbers needed, which can be found on unit nameplate sticker, so that our chemicals. -
Page 6: Indoor Unit Diagram
207/431/488 200/410/450 Note: The above data are subject to change without prior notice. YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P9 OF 46... -
Page 7: Unit Dimensions, Mounting Bracket Clearence
These circuit diagrams are subject to change without notice, please refer to the one supplied with the unit. Note: Actual unit/part may appear differently from what are illustrated above. YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! -
Page 8: Recommended Tools For Installation
Inspection Clamp Meter (Not Shown) Manifold Infra Thermometer (Not Shown) YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P13 OF 46 P14 OF 46... -
Page 9: System Layout & Installation Clearance
OVER 80" Indoor unit D 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 Efficient Green World ! P15 OF 46 P16 OF 46... -
Page 10: Installation-Location Slections
Check all the parts and accessories that are needed other than those provided with the unit. It is strongly recommended to only use YMGI supplied or recommended parts and accessories. Be sure a properly sized circuit breaker is for the electric power to the units. -
Page 11: Length And Elevation Limit Of Installation
Drain hose extending to drain line YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P19 OF 46... -
Page 12: Connect Refrigerant Pipes Between Indoor And Outdoor Units
YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! -
Page 13: Piping Guide
Don't bend shot pipes. Hours since sleep set Temp. YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P23 OF 46 P24 OF 46... - Page 14 "+" Button: By pressing this button the set temp will increase. If this button is pushed without releasing for over With YMGI's U-touch feature, this can be avoided and your comfort level can be improved. When you press the U-TOUCH button on the remote control, the unit will use the temperature where the remote 2 seconds the temperature will increase more rapidly.
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Page 15: Operation Of Remote Control
If the wireless remote control can not operate normally, please take them out, after 30s later and reinsert, if they cannot normally run, please change them. YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! -
Page 16: Operation At Emergency
As show in right figure. 3) Cover unit to keep from dust or moisture. YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! -
Page 17: Protection Signs And Error Codes
7) Is outdoor too hot or cold? 8) Is fan speed set at low? YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P31 OF 46... -
Page 18: Explosive View And Spare Parts List
7) Unit vibrates abnormally; 8) Other abnormal situations. NOTE: The above is for illustration purpose. Please check against actual unit or YMGI technical support for confirmation of exact part model / code. YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! - Page 19 Note: The above data are subject to change without prior notice. NOTE: The above is for illustration purpose. Please check against actual unit or YMGI technical support for confirmation of exact part model / code. YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World !
- Page 20 390000451 3900019814 Tube sensor 20K 3900019815 NOTE: The above is for illustration purpose. Please check against actual unit or YMGI technical support for 3900019816 confirmation of exact part model / code. The above data are subject to change without prior notice.
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Page 21: Customer And Technician Must Read
5) Some contractors/ technicians may not feel comfortable about installing the equipment that you purchased for 3900019815 Tube sensor 20K them to install, and they prefer to purchase and install the equipment. You can contact YMGI directly to check 3900019816 Sensor insert 42020063 and see if there have been any contractors in your area who have installed our products or similar. - Page 22 Limited Product Warranty Policy and Limited Product Warranty Registration Card/Form, * If the damage is minor or partial, that you choose to accept, you can contact the distributor or YMGI to discuss along with a properly detailed installation invoice, is eligible for the Limited Product Warranty.
- Page 23 We will be happy to assist you with any questions you may have concerning the 5) YMGI can arrange shipping for you, but not at YMGI's cost. If this option is chosen, a packing list and BOL will functions of your new unit.
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Page 24: User Notes And Installation/Service/Maintenance Notes
YMGI Group does not install nor physically service your unit. Your installer or service provider must check the unit prior to contacting YMGI Group from your jobsite, in order to be helped in an efficient and timely manner. * Factory customer service at customerservice@ymgigroup.com Tel: 1-866-833-3138x704 * Factory technical support at techsp@ymgigroup.com Tel: 866-833-3138x703...