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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
OUTDOOR UNIT (CH)
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
This product is designed and manufactured free from defects in material and workmanship for 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 and 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.
Literature Part No:
LIT-WMMS-(59) (2)-DC IVTR-AM-II-20130409
Servicer: Use this manual for service reference.
Subject to Continuous Engineering Change and Product Improvement without Prior Notice.
YMGI is the Trademark and Property of YMGI Group New Energy. Copyright of YMGI Group
Energy
.
LITERATURE: LIT-WMMS-(59) (2)-DC IVTR-AM-II-20130409
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Summary of Contents for YMGI WMMS-21CH
- Page 1 This product is designed and manufactured free from defects in material and workmanship for 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 and even injury to people may occur.
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Page 2: Table Of Contents
Currently Validly Licensed HVAC Technician Company, within 7 calendar days after the original installation is finished or INSTALLATION OF ACCESSORIES your NEW home (unit is not checked or used yet) is closed, whichever comes later, by the owner(s) to Warranty Department, YMGI Group, POB 1559, O'Fallon, MO 63366, USA. -
Page 3: Limited Product Warranty Registration Card
* If any unit abnormality is found, have your technician check the unit first. Have them call for manufacturer 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 4: Customer And Technician Must Read
* Checking for any unusual noises and other abnormalities that might be present. them to install, and they prefer to purchase and install the equipment. You can contact YMGI directly to check * Operating the unit and check all functions, one by one, and explain to the owner how to operate and maintain and see if there have been any contractors in your area who have installed our products or similar. - Page 5 * Releasing the refrigerant from outdoor unit to indoor unit. 5) YMGI can arrange shipping for you, but not at YMGI's cost. If this option is chosen, a packing list and BOL will * Running the unit to check all the unit functions.
- Page 6 Replacement will be made with the same model only. Alternate units will be * YMGI Group RGA is valid for seven (7) days from the original issuing date. Returns will not be accepted, if treated as a new order.
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Page 7: Warnings For Installation, Operation, Maintaining And Service
15.75 15.75 15.75 17.5 Inch built up in cold weather. YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P11 OF 34 P12 OF 34... -
Page 8: Outdoor Unit Working Temperature Range
RECOMMENDED MATCHING INDOOR AND OUTDOOR UNITS (NOT ALL Outdoor side DB( F) POSSIBILITIES BEING LISTED) Maximum cooling 115(T1) Indoor Unit Mix and Match Size Possibilities (Samples), to Work with: Outdoor Unit WMMS-21CH-V2B(59)(2) / WMMS-30CH-V2B(59) (2) Minimum cooling 1 Indoor Unit 2 Indoor Units 3 Indoor Units... -
Page 9: Recommended Tools For Installation
10" or above Infra Thermometer (Not Shown) Space to the wall YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P15 OF 34 P16 OF 34... -
Page 10: Installation Positions For Outdoor Unit
8AWG (Actual unit/parts or installation may look differently from the illustrated) +(1/4+5/8") YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P17 OF 34 P18 OF 34... -
Page 11: Electrical Connections
N(1) 2 3 Incoming Power Indoor Unit B Indoor Unit A 208~230/1/60 YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P19 OF 34 P20 OF 34... - Page 12 N(1) 2 3 N(1) 2 3 N(1) 2 3 N(1) 2 3 YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P21 OF 34 P22 OF 34...
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Page 13: Wiring Diagrams
GY: GRAY YEGN: YELLOW GREEN GY: GRAY YEGN: YELLOW GREEN YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P23 OF 34 P24 OF 34... -
Page 14: Not To Cross-Wiring & Not To Cross-Piping
Size(Inch) Capacity Model Btu/h RIST-0918-PVC 14.2 09K-18K RIST-1860-PVC 17.7 18K-60K YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P25 OF 34 P26 OF 34... -
Page 15: Vacuum And Leakage Check
8) Replace and tighten all the caps on the Connect to the indoor unit valves. YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P27 OF 34 P28 OF 34... -
Page 16: Check After Installation
6) Check against all items in Product/Warranty felt Registration Card and sign it for the owner. YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P29 OF 34... -
Page 17: Fault Indication
FAULT INDICATION WARRANTY AND TECH. SUPPORT YMGI warrants to the purchaser/owner(s) that YMGI products be free from defects in material and Meaning Meaning Meaning D101 D102 D103 workmanship under the normal use and maintenance, with the standard Limited Product Warranty... -
Page 18: User Notes And Service Log
Put down whatever questions you have or problems you have seen as a unit history: Date Service/Maintenance Conducted Person/Phone YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World ! P33 OF 34 P34 OF 34...
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