Table of Contents
Advertisement
Quick Links
YMGI Group
O'Fallon, MO 63366, USA
Tel: (866)833-3138 Fax: (866)377-3355
Web Site: www.ymgigroup.com
Email: info@ymgigroup.com
YMGI, Engineered HVAC & R Products for Maximum Green World and Better Tomorrow
Literature Part No.: LIT-WMMS-(59)2-EC-DC IVTR-II-20131130
For Ceiling Cassette Styles-59, 12 to 24K Btu/h Cooling and Heat Pump
This Manual is Subject to Change to Reflect Our Continuous Effort for Engineering Improvement without Prior Notice.
YMGI is the Trademark and Property of YMGI Group. Copyright of YMGI Group 2013.
POB 1559
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-CEILING CASSETTE (EC)
WMMS-12EC-V2B(59) (2)
WMMS-18EC-V2B(59) (2)
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 or Local Codes and related manuals from us.
Otherwise, damage to equipment or property even injury to people may occur.
Installer: Read this instruction manual before installation. Remember to complete in full the warranty cardon the back
of this manual warranty card.
User: Keep this instruction manual for future maintenance and service use.
Servicer: Use this instruction manual for service reference.
WMMS-24EC-V2B(59) (2)
LITERATURE: LIT-WMMS-(59) (2)-EC-DC IVTR-II-20131130
Advertisement
Table of Contents
Troubleshooting
Subscribe to Our Youtube Channel
Related Manuals for YMGI WMMS-12EC-V2B
Summary of Contents for YMGI WMMS-12EC-V2B
- Page 1 Servicer: Use this instruction manual for service reference. This Manual is Subject to Change to Reflect Our Continuous Effort for Engineering Improvement without Prior Notice. YMGI is the Trademark and Property of YMGI Group. Copyright of YMGI Group 2013. LITERATURE: LIT-WMMS-(59) (2)-EC-DC IVTR-II-20131130...
-
Page 2: Table Of Contents
The information we provide in our manuals is for the sole purpose of reminding you and your installer. RECOMMENDED TOOLS FOR INSTALLATION It is our ultimate goal to help insure that your YMGI units are installed properly and correctly from the very INSTALLATION NOTES beginning to the very end. -
Page 3: Welcome And Please Read Through Manuals
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 Tech. Support
* Any problems due to improper sizing and selecting air conditioner/heat pump system. These equipment sizing The electrical and thermal power for the whole system comes from the outdoor unit. In YMGI SHCR or TTWC and selection work should be conducted by either your room/building architect or your installation or related... -
Page 6: Names Of Parts
102/209/246 72/72/144 Note: Specifications 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 44 P10 OF 44... -
Page 7: Recommended Tools For Installation
YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P11 OF 44 YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! -
Page 8: Installation Accessories
Note: Unit must be installed by skilled HVAC technician following this manual. YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P13 OF 44 YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! - Page 9 Arise dimension over this range will cause leakage. 60 to 78" 6" or less Max 15" YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P15 OF 44 YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P16 OF 44...
- Page 10 * An all-pole disconnection device which has at least 3mm separation distance in all pole and a residual current device(RCD)with the rating of above 10mA shall be incorporated in the fixed wiring according to the national rule. YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P17 OF 44...
-
Page 11: Wiring Diagrams
3mm in all poles should be connected in fixed wiring. YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P19 OF 44 YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! -
Page 12: Test And Check Items After Installation
Note to the installer: Be sure to instruct the customer how to operate the system and show him/her the attached operation manual. YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P21 OF 44 YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! - Page 13 Temp. simply press the TIMER OFF button once more and the OFF will disappear from the remote screen. YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P23 OF 44 YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World !
- Page 14 This is a common drawback of AC/HP units made by other manufacturers. CHANGING BATTERIES AND NOTICES With YMGI's U-touch feature, this can be avoided and your comfort level can be improved. 1) Press slightly along the arrowhead direction to push the back cover open on remote control.
-
Page 15: Optimum Operation
Avoid direct air flow to pets and plants It may do harm to them. YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P27 OF 44 YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! -
Page 16: Trouble Shooting
YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P29 OF 44 YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! - Page 17 Wire control ambient temp. sensor malfunction Blink once Wire control ambient temp. sensor malfunction YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P31 OF 44 YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World !
- Page 18 (Green light: blink once) sensor on wire controller fans are not built with the error protection. YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P33 OF 44 YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World !
-
Page 19: Care And Maintenance
5) Shut the air intake grille. Refer to step 1. YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P35 OF 44 YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! -
Page 20: Customer And Technician Must Read
* Customer signs an installation/service contract with the installation/service technician's company who has good them to install, and they prefer to purchase and install the equipment. You can contact YMGI directly to check service references and you trust. Installation and service is very important to the life of your investment and provide you a lifetime of comfort and peace of mind. - Page 21 4) YMGI reserves the right to approve or deny any shipments. correct the problem. 5) YMGI can arrange shipping for you, but not at YMGI's cost. If this option is chosen, a packing list and BOL will RECEIVING AND FREIGHT DAMAGE be issued to you through YMGI.
- Page 22 The defects might be found before/ during installation or in the operation of the unit. Defects can be in the form unit prior to contacting YMGI Group from your jobsite, in order to be helped in an efficient and timely manner.
-
Page 23: User Notes And Installation/Service/Maintenance Notes
Date Contents of Service / Maintenance Name, Phone & HVAC License # YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P43 OF 44 YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P44 OF 44...
Need help?
Do you have a question about the WMMS-12EC-V2B and is the answer not in the manual?
Questions and answers