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CONTENTS

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YMGI, A COMFORT MAKER, A JOY COMPANION, A SATISFACTION GUARANTOR...

YMGI, A COMFORT MAKER, A JOY COMPANION, A SATISFACTION GUARANTOR...

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8.   IT IS THE INSTALLATION CONTRACTOR'S RESPONSIBILITY TO INSTALL AND SERVICE THE SYSTEM 
      TO MAKE SURE THE UNIT WORKS CORRECTLY AND PROPERLY OVER TIME. YMGI DOESN'T INSTALL 
      NOR SERVICE YOUR UNITS ON BEHALF OF THE INSTALLER. YMGI WILL HELP THE INSTALLER OR 
      SERVICE PROVIDER BY ANSWERING QUESTIONS AND PROVIDING TECHNICAL SUPPORT.

9.   IT IS THE CUSTOMER'S RESPONSIBILITY TO SELECT THE UNIT CORRECTLY (UNIT SIZE, SEER, 
      ELECTRIC POWER, CONTROL, REFRIGERANT, DC OR FIXED SPEED, LOOKING AND OTHERS). 

10. IT IS THE CUSTOMER'S DECISION WHAT UNIT TO BUY AND TO INSTALL. PUT DOWN ALL 
      REQUIREMENTS IN WRITING, BEFORE ORDERING. 

11. WHO CAN INSTALL THE HAVC PRODUCTS HEREOF:
     * ONLY LICENSED HVAC CONTRACTOR(S)/TECHNIICIAN(S), WHO KEEPS A CURRENT VALID LICENSE 

       FOR HEATING AND COOLING EQUIPMENT, SUCH AS AIR CONDITIONER AND HEAT PUMP.

     * DON'T DO-IT-YOURSELF (DIY) HVAC EQUIPMENT, WHICH IS NOT ALLOWED BY THE LAWS, NOR 

       WARRANTED BY YMGI.

12. IMPORTANT NOTES FOR INSTALLATION
     * SIZE WIRES AND CIRCUIT BREAKERS CORRECTLY, PER NEC CODES.
     * READ SPECIFICATION SHEETS OR OTHER MANTERIALS FOR LIMITS OF OPERATING TEMPERATURE 

       RANAGES, PIPING LENGTH, AND PERFORMANCE AT DIFFERENT AMBIENT TEMPERATURES.

     * READ MANUALS AND CHECK TO MAKE SURE ALL ARE CLEAR BEFORE INSTALLING THE UNITS. 
     * WATCH INSTALLATION AND MAKE SURE THERE ARE NO BUGS LEFT IN YOUR HAVC SYSTEMS.
     * COVER THE ENDS OF THE INTER-CONNECTING COPPER TUBES BEFORE PULLING THROUGH 

       STRUCTURES TO KEEP DEBRIS OR OTHER FOREIGN SUBSTANCES FROM ENTERING THE 
       REFRIGERATION SYSTEM AS IT WILL CONTAMINATE THE SYSTEM AND DAMAGE THE SYSTEM, 
       DOWN THE ROAD.

     * VACUUM THE INTERCONNECTING TUBES AND INDOOR UNITS AND CHECK FOR LEAKAGE, 

       BEFORE RELEASING REFRIGERANT FROM OUTDOOR UNIT TO INDOOR UNIT.

     * TRIAL RUNNING SYSTEMS AND CHECK ALL FUNCTIONS, BEFORE PAYING OR LETTING THE 

       INSTALLER LEAVE THE JOB SITE.

     * JOT DOWN INSTALLER'S CONTACT INFORMATION AND SERVICE INVOICE/RECIEPT FOR FUTURE 

        QUESTIONS OR CUSTOMER SERVICE.

GOOD UNITS CAN MALFUNCTION, MAY NOT WORK CORRECTLY OR PROPERLY, AS DESIGNED AND 
MANUFACTURED, IF NOT INSTALLED CORRECTLY OR PROPERLY. MUST DO IT RIGHT ALL THE TIME, 
ESPECIALLY FROM THE VERY BEGINNING.

CUSTOMER DO-IT-YOURSELF (

DIY

) INSTALLATION CAUSED AND/OR MAY CAUSE TROUBLE, IN 

DIFFERENT FORMATS, TO THE UNIT, YOUR COMFORT EXPECTATION, YOUR HEALTH. 

HANDY MAN OR SMART PEOPLE OR EVEN SOME PROFESSIONALS MAY MAKE MISTAKES 
SOMEWHERE  OR SOMETIMES. DON'T TRY TO SAVE MONEY BY 

DIY

. HAND OVER THE 

INSTALLATION TO THE CURRENTLY LICENSED PROFESSIONALS, SINCE THEY WILL TAKE CARE OF 
YOUR UNITS AND YOUR COMFORT.

DIY INSTALLATION MAY SAVE YOU SOME MONEY UP FRONT, BUT WILL COST YOU MORE AND 
BRING HEADACHE, DOWN THE ROAD.

YMGI DOESN'T AGREE, DOESN'T ALLOW, DOESN'T WARRANT, DOESN'T ENSURE, DOESN'T 
ENCOURAGE, DOESN'T RECOMMEND DIY INSTALLATION, UNLESS YMGI STATES DIY 
INSTALLATION IS ALLOWED, IN WRITING. 

CUSTOMERS WILL LOSE FACTORY WARRANTY ON 

DIY

 INSTALLED HVAC PRODUCTS AND TAKE 

THEIR RISKS FOR DIY INSTALLATION.

DON'T PAY THE CONTRACTOR IN FULL, UNTIL ALL FUNCTIONS OF THE SYSTEM HAVE BEEN 
CHECKED AND YOU ARE SATISFIED.

TO END USERS- MUST READ PRIOR TO HIRING A CONTRACTOR TO INSTALL

USER NOTES AND SERVICE LOG

WARRANTY AND TECH. SUPPORT

LIMITED PRODUCT WARRANTY REGISTRATION CARD

LIMITED PRODUCT WARRANTY POLICIES

FAULT INDICATION

ROUTINE CHECK AFTER INSTALLATION

TEST RUNNING

DRAIN PIPING WORK

REFRIGERANT PIPING WORK

INSTALLATION OF INDOOR UNIT

PRECAUTIONS

OPERATING GUIDE

MAINTENANCE

HOW TO USE THE REMOTE CONTROL TO OPERATE THE UNIT

PART NAMES AND THEIR FUNCTIONS

IMPORTANT NOTES

PREPARATION BEFORE USE

VERY IMPORTANT NOTES TO DEAR CUSTOMERS FOR 
REFRIGERANT RELATED HVAC PRODUCTS, ESPECIALLY THE SPLIT TYPE

TO END USERS- MUST READ PRIOR TO HIRING A CONTRACTOR TO INSTALL

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CHECKPOINTS BEFORE SERVICE CALL

All Units Shall Be Installed by Experienced or Licensed Contractor Or 

Technician. Read Manuals before Installation.

YMGI Group Shall NOT Take Any Responsibilities for Any Damage or 

Loss Due to Do-It-Yourself(DIY) self-installation and other Improper Installation or Operation or 
Natural Disaster.

Connect All Wiring Securely. Loose Wire or Other Bad Contact May Cause 

Arc or Overheating and Fire Hazard.

Following NEC, State and Local Codes and Installation Instructions of All 

Units, Otherwise Unit Warranty Will Be Void and Serious Damage To People Or Property May Be 
Caused.

Don't Supply Power until All Wiring and Tubing and Checking is 

Completed. Ground the Unit Following Instructions and NEC, State and Local Codes.

End User Technician Contact of Technical Support-Manufacturer 

Toll Free Number: 1-866-833-3138 x 703

Email: techsp@ymgigroup.com

(End user needs to contact installation or service technician to check the unit, before the 

technicians contact manufacturer technical support-straight technical communication)

Summary of Contents for R410A-SERIES M6

Page 1: ...use Servicer Use this manual for service reference Literature Part No Lit CMUV II 0301 20110210 For TTWC K and L Styles 0 and 3Series 18 to 60K Btu h Cooling and Heat Pump This Manual is Subject to Ch...

Page 2: ...YOUR COMFORT EXPECTATION YOUR HEALTH HANDY MAN OR SMART PEOPLE OR EVEN SOME PROFESSIONALS MAY MAKE MISTAKES SOMEWHERE OR SOMETIMES DON T TRY TO SAVE MONEY BY DIY HAND OVER THE INSTALLATION TO THE CUR...

Page 3: ...kgroundAffects the Contained Unit May Look Slightly Different from What is Shown on the Carton Box or Spec Brochures The Units Were Manufactured Some Time Prior to the Shipping Date Normally The Box i...

Page 4: ...o the compressors and other parts in the unit and even property or personal injuries A Good unit may not work properly or correctly correctly Customer do it yourself DIY installation caused and or wil...

Page 5: ...AT indicator light on off with the operation of theat ON OFF Remote Control Remote Control Holder Note Be sure that there are no obstructions between receiver and remote controller Don t drop or throw...

Page 6: ...not available to this Air conditioner will not be described below Pressing of the unmentioned buttons will not impact the normal use COOL MODE OPERATION PROCEDURE Depending on the difference between...

Page 7: ...ROCEDURE If room temp is lower than set temp compressor runs at HEAT mode If room temp is higher than set temp compressor and outdoor fan motor stop O O SET TEMP should be in range of 61 F to 86 F DRY...

Page 8: ...MAKER AJOY COMPANION A SATISFACTION GUARANTOR HOW TO USE THE REMOTE CONTROL TO OPERATE THE UNIT HOW TO USE THE REMOTE CONTROL TO OPERATE THE UNIT O O Under auto mode operation standard set temp is 77...

Page 9: ...E THE REMOTE CONTROL TO OPERATE THE UNIT HOW TO USE THE REMOTE CONTROL TO OPERATE THE UNIT SLEEP MODE OPERATION PROCEDURE O O As the unit is cooling or drying if SLEEP operation is set SET TEMP would...

Page 10: ...unctions due to dirt or dust Always install air filters at all times Check that drainage hose is not bent or clogged Check that the units are properly installed Cut off the power supply main switch Cl...

Page 11: ...BEFORE SERVICE CALL YMGI A COMFORT MAKER AJOY COMPANION A SATISFACTION GUARANTOR YMGI A COMFORT MAKER AJOY COMPANION A SATISFACTION GUARANTOR Do not locate a heater or any other heat source close to...

Page 12: ...y access for maintenance CAUTIONS FOR INSTALLATION WHERE AIR CONDITIONER TROUBLEIS LIABLE TO OCCUR Where there is too much of oil area Where it is acid base area Where there is irregular electrical su...

Page 13: ...IT INSTALLATION OF INDOOR UNIT INSTALLATION DIMENSIONS OF THE INDOOR UNIT When installing the indoor unit you can refer the paper pattern for installation and make sure that the drainage side must be...

Page 14: ...P25 OF 34 P26 OF 34 YMGI A COMFORT MAKER AJOY COMPANION A SATISFACTION GUARANTOR YMGI A COMFORT MAKER AJOY COMPANION A SATISFACTION GUARANTOR REFRIGERANT PIPING WORK DRAIN PIPING WORK...

Page 15: ...P27 OF 34 P28 OF 34 YMGI A COMFORT MAKER AJOY COMPANION A SATISFACTION GUARANTOR YMGI A COMFORT MAKER AJOY COMPANION A SATISFACTION GUARANTOR TEST RUNNING ROUTINE CHECK AFTER INSTALLATION...

Page 16: ...pipe temp sensor malfunction Outdoor ambient temp sensor malfunction Three times F3 Outdoor pipe temp sensor malfunction Four times F4 Outdoor air exhaust temp sensor malfunction Five times F5 E2 PROM...

Page 17: ...he wall bushes and other obstacles enough and safe clear distance required in the manuals Do air intake and discharge grills have enough open area free from any blocking Indoor unit is installed on se...

Page 18: ...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 service contractor should be contacted...

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