Installer`s Instruction and User`s Manual
Contents
1. Status indicating bar 2 bar indicator POWER ON 5 seal a Fast cooling Auxiliary electrical heating REMOTE CONTROL INDICATIONS Timer mode Auto Function the temperature will be set at 78 F for cooling 3 and 68 F for heating 4 Cooling Function De humidifying Function z Fan Function Heating Function Temperature Indicator 9 press Up Down to show the set temperature the temperature range is 64 4 F to 86 F 7 Fan Speed Indicator Auto Low Medium High Airflow Swing Indicator Timer Indicator YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow Peewee OPERATION REMOTE CONTROL The unit should be operated and set using the remote control provided Each time a button is pressed the unit will sound to confirm the signal has been received TEMP TIMER TEMP TIMER DISPLAY ON OFF MODE FAN SWING OFF gt 9 ON 6 10 CANCEL 11 CONFIRM 12 DISPLAY ON OFF 13 SLEEP ON Do FWD To change the function press the Mode button 4 repeatedly until the desired function shows up the Swing button The direction of the airflow can be adjusted using The timer can be set cancelled by pressing the Auto Cool _ Heat _ De humidify Timer button 5 The sleep mode can be set cancel2. 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 YMG Air Conditioner amp Heat Pump Kora YMGI Engineered Comfort Products for A Sustainable and Efficient Green World INSTALLATION OPERATION amp MAINTENANCE Wall Mounted Mini Packaged System 09 12K Btu h AC or HeatPump with or without Ele Heater TE r WMMS 09K 31A PX WMMS 09K 31B PX WMMS 09K 32A PX WMMS 12K 31A WMMS 12K 32A PX WMMS 09K 31A P4 WMMS 09K 32A P4 WMMS 09K 34B PX WMMS 12K 31B WMMS 12K 34B PX WMMS 09K 31B P4 WMMS 09K 34B P4 Literature Part No Lit WMMP 0104 20130917 Subject to Continuous Engineering Change and Product Improvement without Notice YMGI is the Trademark and Property of YMGI Group New Energy Copyright of YMGI Group New Energy WMMS 12K 31B P4 WMMS 12K 31A P4 WMMS 12K 34B P4 WMMS 12K 32A P4 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 manu
3. Pictures have been taken and sent to YMGI to verify the product and boxes are not damaged The RGA has been completed and a copy has been returned to YMGI via email or fax YMGI has approved the request in writing RoE Pace D Shipping Preparation 1 Package all products in a manner in which no damage can occur to the product and secure to a pallet 2 Take and forward pictures of packed pallets for YMGI to verify proper packaging and no existing damage 3 Include the YMGI approved RGA in the shipping documents 4 YMGI reserves the right to approve or deny any shipments 5 YMGI can arrange shipping for you but not at YMGI s cost If this option is chosen a packing list and BOL will be issued to you through YMGI 6 If the above option is not chosen you will be responsible for all freight charges YMGI will not accept any returned items COD 7 Place the package in an area which is accessible to the shipping company for pickup and limits the possibility of damage to the product Customer must be present at the time of freight pick up After shipping fax the BOL to YMGI Group at 1 866 377 3355 or email to customerservice ymgigroup com detailing the information of the freight company and their tracking number E Freight Damage 1 YMGI Group will inspect returned items 2 Claiming of freight damage from a customer hired carrier will be the customer s responsibility 3 Claiming of freight damage from a YMGI hired carrier wi
4. CUSTOMER AND TECHNICIAN MUST READ Dear Customer s End User s Unit Purchaser s Installer s Contractor s Thanks for choosing YMGI products The YMGI equipment you purchased is either a split type or a self contained cooling heating system which requires an installer s license certification knowledge experience carefulness and details for a successful and good installation This equipment is different from those window or portable air conditioners you can normally purchase from local retail stores such as Home Depot Lowe s Sears etc which the manufacturer may not require licensed personnel to install Reading and following the YMGI Group recommendations suggestions and requirements written in the following pages and other documents is the first step in our hope and effort to help ensure a smooth installation amp proper operation of your products for many years WHY DOES YMGI GROUP REQUIRE INSTALLATION AND SERVICE TO BE PERFORMED BY LICENSED OR CERTIFIED HVAC TECHNICIAN CONTRACTOR 1 They have the training and experience to accurately and safely install and service your equipment The equipment runs with high pressure refrigerant and oil and line voltage The copper lines must be installed properly to prevent leakage and foreign substances from contaminating the refrigerant system 2 You will save money in the long run If any problems occur on the unit that is fully installed by the licensed or certified contractor they hav
5. If any unit abnormality is found have your technician check the unit first Have them call for manufacturer technical assistance if necessary from your job site not his office so that we can more accurately assist him in diagnosing the cause of the malfunction YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow EE CUSTOMER AND TECHNICIAN MUST READ ATTENTION 1 The YMGI Limited Product Warranty Policy details the eligibilities coverage s and other explanations of the warranty terms between YMGI group and the unit owner 2 The YMGI Limited Product Warranty Policy and the Warranty Registration Card Form are either included inside the user s manual and or installation instruction manual or come separately in the unit packaging box envelope If for any reason they are not included with your shipment contact our sales or customer service to request a copy electronic or printed prior to installation 3 The checklist in the Warranty Registration Card Form is for the currently licensed certified HVAC technician to fill out completely while verifying all unit functions are operating correctly This checklist is for the technician to test and check all details of your unit to verify and ensure its proper operation 4 The technician must complete all fields in the Warranty Registration Card Form especially the unit model and seria
6. REMOTE CONTROL HOLDER OPTIONAL DRAINAGE HOSE CONDENSATE HOSE EXTENSION OPTIONAL EXTERNAL GRILLE DISCHARGE AIR DUCT 0D7 7 L10 INTAKE AIR DUCT OD7 7 L10 O 1 1 SCALE PAPER TEMPLATE FOR WALL MOUNT DRILLING INSTALLATION OPERATION amp MAINTENANCE NOILONYLSNI S 44 TIVLSNI POSITIONING THE UNIT To maintain the best performance from the unit prevent breakdowns or hazards you must position the unit correctly Follow the guidelines and instruction below in full as failure to do so could cause potential installation problems The air conditioner must be installed where 6 6 feet clearance at both indoor and outdoor discharge air sides The wall on which the unit is installed must be sturdy enough to withstand the operational weight of the unit After determining the best place for installation check to ensure that the wall can be drilled where without interfering with other structures or installations beams piers pipes wires etc Must ensure that there are no obstacles on the outside of the wall which may obstruct air circulation through the drilled holes for example plants and their leaves slats or panel drain pipes overflows and gratings etc Any obstruction could Outdoor clearance Indoor clearance 6 6 Ft 6 6 Ft aa unit wall YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tom
7. the unit doesn t work YMGI Group will help to remedy the occurrence in the following warranting ways Compressor YMGI will warrant the compressor of YMGI validated and approved warranty filing for a period of 5 years from the date of successful installation at original location Parts YMGI will warrant parts of YMGI validated and approved warranty filing for one year from the date of successful installation at original location All warranty compressors and parts replaced will become the sole property of YMGI Group and must be returned to YMGI Group upon request Warranty parts may be new or refurbished All parts are tested and approved before shipping At no time does the YMGI Group warrant labor cost of any type Warranty will start from the date of successful installation at initial location or 90 days as of original shipping date from YMGI Group whichever comes first This is a standard warranty of limited liability and DOES NOT cover the following Any damage or repairs to properties or persons as an incident or consequence of improper or faulty transportation installation operation maintenance or service Damage caused by frozen or broken water hoses or refrigeration pipes in the event of equipment failure Any damage as a result of floods fire wind lightening accidents corrosive atmosphere or any other conditions beyond the control of YMGI Group Any damage due to interruption or inadequate electrical service to
8. Cooling Heating Dehumidifying Dry Sleep Timer Auto Restart Defrost Cooling or Heating Booster Miun Warre ian pannu PR ALE EASY FILTER CLEANING Check filter from time to time to make sure they are clean Filter can be taken out of room air inlet frame easily by pressing the latch handle at filter end The filter is washable Make sure it is dry before putting LOW NOISE them back The unit is designed and manufactured for super quiet acoustic performance REMOTE CONTROL EVERYTHING IS UNDER CONTROL 1 Remote control can control all the functions including modes temperature fan speed and other functions 2 Remote control should be put in the wall bracket holder if not used 3 Room temperature is shown on the front control panel After set temperature or other operation Because the active carbon filter can filter impurity mode is selected it will show the current room deeply the air flow speed needs to be treated temperature specially ACTIVE CARBON FILTER AND ION GENERATOR IMPROVING LIVING ROOM AIR QUALITY Room air passes through basic active carbon filter smell and smoke are extracted lon generator starts and ions are released YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow eae A PIECE OF CAKE WMMS P Performance Curves For Reference PERFORMANCE COOLING Indoo
9. N All Units Shall Be Installed by Experienced or Licensed Contractor Or Technician Read Manuals before Installation A CAU Li O N 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 A WARN N G 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 A WARN N G Don t Supply Power until All Wiring and Tubing and Checking is Completed Ground the Unit Following Instructions and NEC State and Local Codes A DANGER Connect All Wiring Securely Loose Wire or Other Bad Contact May Cause Arc or Overheating and Fire Hazard 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 YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow pees MUST READ ATTENTIONS AND WARNINGS ATTENTIONS 1 Be sure to hire only one certified licensed HVAC Company to complete 100 of the installation so that all details of the installation are clear comple
10. a contract with them The contract should list all the detailed work they will conduct and the standards they will follow Some contractors are willing to include a 1 year installation service warranty at no extra charge Check with them to see if that is available If available include that in the contract 14 Verify and confirm the installation is done completely and all the unit functions have been checked and are working properly all the items in the checklist have been checked and marked well in the warranty registration card form prior to paying the contractor in full The cost of not having your unit installed properly can be more expensive than spending the little extra money that hiring the right contractor will cost Protect your investment and warranty eligibility by doing it right the first time THE FOLLOWING LISTS THE JOBS AND RESPONSIBILITIES OF THE TECHNICIAN CONTRACTOR Performing a load calculation for the room s you would like to air condition Cooling requirements will be different from the heating requirements They will consider cooling hours heating hours and your special needs or requirements Supplemental heating such as baseboard heater or portable heater may help you save money by not over sizing or under sizing the heating equipment Selecting the right type size or model of cooling and or heating equipment Determining the best location to install the unit Positioning indoor unit outdoor unit and runnin
11. against copy A that was kept at YMGI YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow P6 OF 28 Qvad LSNIN Qvad LSNIN CUSTOMER AND TECHNICIAN MUST READ PRIOR TO OPENING THE BOX OF OR INSTALLING SERVICING THE PRODUCT HVAC amp R Upon the purchasing unpacking installation and or service of this product you and all other parties hired to install or service your products have read all YMGI Group we has written hereafter and all agree 1 You understand all that is written hereafter in this and other documents that we publish 2 You will follow what is written hereafter in this and other documents that we publish 3 You will be bound by and completely follow all policies guidelines instructions warnings attentions and other materials as published by YMGI Group its subsidiaries or sister companies in writing 4 Only a successful installation fully 100 conducted by a qualified HVAC technician s as detailed in the checklist of the Limited Product Warranty Policy and Limited Product Warranty Registration Card Form along with a properly detailed installation invoice is eligible for the Limited Product Warranty 5 Failure to follow what is written hereafter may cause various equipment issues that you will take full responsibility and liability for including but not limited to losing manufacturer s
12. air F and outdoor F At heating indoor return air F discharge air F and outdoor oP 26 Did you show the user how to operate the unit Did he she understand you 28 Do you list the working details in the invoice and leave a copy to the customer Installation Finished and Unit Works Successfully Print Name of Owner Signature Date and time By signing above acknowledge the liability and responsibility for any false statement or not telling all the facts and authorize YMGI to check the details of the filled above and make its decision on warranty understand our filing or filling the warranty card form DOESN T mean automatic warranty approval because warranty is approved only to those qualified and successful installations by qualified HVAC technician know the warranty if approved is a standard 5 year compressor and 1 year other parts only without any labor coverage agree to and will follow all the contents contained in the Limited Product Warranty Policy that YMGI not other entity stated in public including but not limited to manuals web site email etc Important Note A copy of the installing HVAC company s invoice to show all their work details your payment proof center copy B of this registration card filled after a successful installation all three 3 MUST be mailed together to Warranty Dept YMGI Group POB 1559 O Fallon MO 63366 for warranty processing Customer keeps bottom copy C YMGI will check
13. be bounded by all policies published by both distributors and YMGI MGI Group has the final authority and supersedes other related parties distributors etc concerning all policies regarding YMGI products YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow ues IMPORTANT NOTES SAFETY WARNINGS READ THESE SAFETY WARNINGS COMPLETELY PRIOR TO ANY USE Q mem DO NOT install the indoor unit close to cooking surfaces or ventilation systems Poor placement could inhibit peak performance DO NOT blow cold air directly towards people for extended periods It may get you a bad cold DO NOT use chemical solvents flammable insecticides or abrasive materials Clean the unit only with a soft dry cloth or rag DO NOT continue to operate the unit if there is any abnormal odor burning scorching or smoke Stop and disconnect the unit immediately DO NOT use the system for anything other than what it was designed for or any non HVAC purposes Do not store near food paint or other chemicals DO NOT operate the unit for prolonged periods without refreshing ambient air Opening a door or window periodically will suffice Disconnect the plug These precautions are essential and must be strictly observed DO NOT pull on the power cord or refrigeration lines Install them in a secured position A line set plastic cover is recom
14. equipment Any products that are installed outside the US or Canada Any unit that has been moved from the original installation address Any labor costs associated with the installation or service of the unit Poor unit performance due to improper unit selection SEER Unit size To validate the above warranties ALL the following conditions must all be fulfilled 1 The unit was fully 100 and successfully installed by licensed or certified HVAC technicians 2 The unit was installed following all NEC state and local codes 3 The unit was installed following all instructions and manuals made by YMGI Group 4 ALL fields especially the technician checklist of the Limited Warranty Registration Card Form were filled completely by the installing technician and signed by both the installing company technician and the unit owner 5 The Limited Warranty Registration Card Form and a copy of the original installing company s invoice had been received by YMGI Group Warranty Dept POB 1559 O Fallon MO 63366 within 7 days of successful installation No warranty filing will be validated or approved if any one of the above 5 conditions is not met Product registration doesn t guarantee the validity of this limited warranty statement Steps to follow for warranty part replacement 1 Installing or service technician contacts YMGI tech support at 1 866 833 3138 ext 703 from the jobsite to double check and confirm with YMGI Technical
15. installation 5 Supply electrical power V Ph Hz measured at wiring terminal block of Indoor unit outdoor unit 7 Wire gauge length and terminal colors between circuit breaker disconnect switch to outdoor unit 9 The size of HVAC circuit breaker fuse or disconnect switch to the outdoor unit 11 What is the refrigerant pipe length between each indoor unit and the outdoor unit Unit A Unit B Unit C Unit D 13 What is the elevation difference between each indoor unit and the outdoor unit Unit A Unit B Unit C Unit D indoor unit above outdoor unit below 15 Where is the outdoor unit located Is the outdoor unit anchored to Ground wall balcony roof other ground or secured onto wall location or pad bracket 17 Were the refrigerant pipe ends capped or taped seal prior to running them through structures to keep debris from entering the copper lines 19 Did you charge the inter connection copper pipes and indoor unit with nitrogen to check for positive leakage pressures 150 200PSI before conducting vacuuming leakage check 21 Did you check if the compressor can be started and stopped in a correct design manner 23 Measured refrigerant pressures at outdoor service suction valve when unit was st Heat pump PSI Cooling PSI Outdoor Ambient Temp F 25 Have you checked all unit functions with customer s witness and all functions are correct 27 Do you provide regular one year free technical serv
16. leak check prior to the negative leak check Not selecting the correct size wire or circuit breaker Any kinks or improper bending of the copper piping 9 Any improper flaring or not centering of the flare with the nut or not tightening the connections 10 Not trial testing each indoor unit individually 11 Not reading the provided technical data temp time pressure current after the system has been running for a period longer than 10 minutes Reading this data before this time can provide false readings and provide a false sense of security 12 Not completing ALL questions on the technician s checklist inside the warranty registration form that is provided with the manuals O e CO N O In effort to protect our customers from any possible faulty installation which can lead to premature unit failure we like to provide this information to you in addition to the technician You can the judge by yourself and observe while your system is being installed though your observation may not be treated as any guarantee or witness whether your system would be installed properly and professionally If at any time you feel that there may be an installation issue please have your technician contact YMGI at 866 833 3138 x 703 to clear some questions YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow ere Qvad LSNIN Qvad LSNIN
17. support the exact part s needed to fix all the problems 2 YMGI will check the customer s warranty filing Parts for validated and approved warranty will not be charged Parts of invalid warranty filing or unapproved warranty requesting will be charged accordingly 3 YMGI will ground ship out the parts ASAP Expedited shipping is available at the customer s cost 4 Replacement parts of approved warranty registration are to be warranted for the remainder of the 1 year parts and 5 year compressor warranty Purchasing of replacement parts of invalid warranty filing or unapproved warranty requesting will be as they are and bear no warranty YMGI keeps on improving products with various engineering changes without prior notice Such improvements or changes include but not limited to product specification appearance functions sizes packaging and others These improvements or changes will not void the limited warranty stated herein YMGI keeps the final explanation of this warranty policy YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow pa OPAR LIMITED PRODUCT WARRANTY REGISTRATION CARD 4 YMGI GROUP Innovative Competitive Efficient amp Conveniene LIMITED PRODUCT WARRANTY REGISTRATION CARD FORM YMGI to Fill Top Portion at Shipping and Keep Copy A Center Copy B for Installer to Fill and Mail back to YMGI Bottom Copy C
18. unit Verifying and ensuring the unit is connected to the proper electrical power supply Adjusting refrigerant levels if necessary following the installation instructions or chart on the unit Checking for any unusual noises and other abnormalities that might be present Operating the unit and check all functions one by one and explain to the owner how to operate and maintain the unit Completing all fields in detail on the installer checklist signing and dating the Warranty Registration Card Form LIMITED PRODUCT WARRANTY If the installation is successfully and fully done by a qualified licensed certified HVAC technician contractor the registration card form is filled completely and correctly and filed along with a valid installation invoice from the contractor company within 7 days of the original installation the following standard Limited Product Warranty is qualified 5 year on compressor and 1 year other PARTS ONLY There is no labor coverage YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow AOE Qvad LSNIN Qvad LSNIN LIMITED PRODUCT WARRANTY POLICIES The YMGI products are designed and manufactured free from defects in workmanship and materials for normal use However for any reason including many handlings and occasions between the YMGI factories warehouses and where you receive the products
19. warranty unit not working properly unit malfunctions under performance decreased safety increased potential of various damages to your property body home and or business etc 6 YMGI documents and policies supersede those made or provided by the sales distributors or installing contractors YMGI Group maintains the final authority in explaining and resolving any and all discrepancies that might exist between distributors contractors documents and ours YMGI STRONGLY RECOMMENDS Customer hires a currently licensed certified HVAC technician s N A T E or A C C A certification is strongly recommended to conduct 100 of the installation inspection of all unit functions and repair service Customer signs an installation service contract with the installation service technician s company who has good 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 Customer requests the installer to put down a1 year labor warranty coverage in the installation contract Have the technician check against all the items in the checklist of the Limited Product Warranty Registration Card Form sign and date it to help ensure a proper and professional installation Customer pays in full only after all the unit functions are inspected the unit works properly warranty checklist is fully filled out and signed and you are fully satisfied
20. 30 265 300 230 265 300 230 265 300 MOTOR 3 l MAX SPEED 1350 1350 1350 1350 1350 1350 1350 1350 CENTRIFUGAL z TOSHIBA OR PANASONIC OR HITACHI OR EQUIVALENT crnona oProwa OPTOnA OPTION OUTDOOR FAN MOTOR CONNECTIONS anes 3 Ft 3FL 3Ft 3rt 3Ft 3Ft ic OPTIONAL OPTIONAL OPTIONAL OPTIONAL OPTIONAL OPTIONAL OPTIONAL OPTIONAL AIR PIPES ROUND INTAKE EXHAUST DIA MAX 8 INCHES 25 Ft STANDARD ROUND PIPE EXTERIOR OPTIONAL ROUND PIPE RECTANGULAR EXTERIOR Ca A INSTALLATION l a N er T E pe ee INSTALLATION KIT GRILLES 1M Roae ee A e e ea a e e a o o e a i e a WEIGHT GROSS 112 118 2 na 12 na nz 18 DIMENSION WaHxD INCH 39 x 26x 12 20 40 40 HO aa SETS 130 260 312 NOTES 1 Electric data above is based upon 60HZ For data of 50 HZ look up in the nameplate on the unit 2 Performance rated for matched system at standard conditions cooling ID 80 67F OD 95F heating ID 70 60F OD 47 43F Unit performance varies when weather changes from the standard one 3 Select equipment capacity sizes per space load calculation schedule and cooling amp heating hours Not to over size or under size equipment 4 Watch unit operation during extreme weather conditions in summer and winter After the unit is used for qu
21. Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow PI OTEA NOILONYLSNI S 44 TIVLSNI NOILONYLSNI S 44 TIVLSNI UNIT INSTALLATION DRAINAGE HOLE The unit generates condensate that has to be extracted to enable the unit to operate correctly It is necessary to drill a 1 hole in diameter in the position shown in the paper template It is for the drain line to go downwards and have a minimum downward inclination of at least 3 along its length FASTENING THE BRACKET Once the mounting spot is properly selected then need to fasten the wall mount bracket onto the wall For dry wall mounting where wall studs are 16 apart E B will need to make sure to securely fasten big and long enough screws into the 2 columns of 4 screw holes with 16 center to center distance as illustrated in the picture hereof For brick or concrete wall mounting must securely anchor big and long enough screws into the wall through 4 columns of holes on the mounting bracket For other wall mounting will need to make sure the wall bracket be securely fastened onto sturdy and firm wall to allow hold 140 150LBs of unit securely Suggested tools stud finder locator wood or concerete drilling tools level and measuring tape Wall Mount On Brick Wall INSTALLING AIR DUCT amp GRILLE Round the 8 wall hole Trim or extend the air duct to the length needed F
22. These buttons are for time adjustment too If pressed intermittently within 5 seconds after pressing TIMER ON or TIMER OFF time hour changes at 1hour press if held down continuously time changes at 1hour 0 5Sec Time cycle is between 1 12hrs Temparature Time change will show up on the Control s LCD display Temperature range is 64 to 86F Time range is 0 to 24Hr or 0 to 12Hr E Fan Speed Adjustment FAN FAN MODE includes AUTO LOW MED and HIGH Every time FAN button is pressed once fan sign changes once from one to the next one in a sequence LOW 1 section fan blade spins slowly MED 3 section fan blade spins a little quicker HIGH 5 section fan blade spins quicker AUTO 4 blade fan a gt aes gt ase gt ez low medium high auto F DISPLAY ON OFF DISPLAY An easy to read LCD display at the indoor unit indicates the operational status and functions of the unit This display can be turned off whenever you want by pressing the DISPLAY button on the lower right hand corner of the remote control This feature is literally a dream come true because it allows the room to remain dark at night without the annoyance of the lights If you wake up during the night you can also turn the digital display on by pressing the same button and use the display as a night light and avoid waking your sleeping partner by turning on the regular room lights YMGI Engineered Comfort Products for A Sustainable and E
23. WIRING SIZE amp CIRCUIT BREAKER MODEL NO WMMS 09K 31A WMMS 12K 31A WMMS 09K 32A WMMS 12K 32A WMMS 09K 34A WMMS 12K 34A WMMS 09K 34B WMMS 1 2K 34B P4 P4 P4 P4 P4 P4 P4 P4 THERMAL MODE o AC ONLY Heat Pump HP Back Up Heater INPUT POWER f SOURCE o A 115 1 60 F 220 1 50 B 208 230 1 60 F 220 1 50 MINIMUM WIRING LENGTH OF LESS HVAC CIRCUIT FOR FUSE YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow Heat Pump Aux Heater P12 OF 28 OANI LINN dJl g OANI LINN dJl g IMPORTANT NOTES RECOMMENDED UNIT OPERATION TEMPERATURE RANGES Recommended operation temperature ranges for this unit as follows COOLING HEATING Indoor side dry bulb 64 90 F RH 0 95 Indoor side dry bulb 45 86 F RH 0 95 Outdoor side dry bulb 45 104 F RH 0 95 Outdoor side dry bulb 35 80 F RH 0 95 If this unit is fully counted on for heating in below freezing point for a long time suggest to select the models with electric backup heater lf the model is not in stock shall select other sources means for back up heating A PIECE OF CAKE WMMS P Quality of Features PC BOARD PC board is built with high quality components and dual layers printing technology HEALTHY ENVIRONMENT Active carbon filter purify the room air create healthy and comfortable environment FUNCTIONS Auto
24. air conditioner or heat pump equipment Any problems due to improper installing of the air conditioner neat pump system Installation should be conducted by currently licensed HVAC technician following manufacturer installation instructions all governing safety codes with care and professionalism Any problems due to improper operation of the air conditioner neat pump system Users shall keep the manual and look up in the manuals for the correct understanding how the unit will work and how to operate the unit correctly Any problems due to improper maintenance of the air conditioner heat pump system Like a car regular maintenance or yearly checking is necessary for the unit to work properly for you before the season comes For example air filter shall be checked for cleaness from time to time Remote control batteries shall be checked for enough power before judging the unit is not working CONTACT FOR FIELD SERVICE OR REPAIR The following people in a prioritized sequence will take care of your request or issue 1 The original installer otherwise 2 Your current service contractor otherwise 3 Authorized contractor in YMGI list that is close to you otherwise 4 Authorized Distributor in YMGI Distributor list otherwise 5 Contractor Distributor you prefer who is close to you CONTACT FOR GENERAL TECHNICAL QUESTIONS OR SUPPORT IN A SEQUENCE 1 The original installer otherwise 2 The current service contractor ot
25. al 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 Part No Lit WMMP 0104 201 30917 CONTENTS MUST READ ATTENTIONS AND WARNINGS 2 CUSTOMER AND TECHNICIAN MUST READ 2 LIMITED PRODUCT WARRANTY POLICIES 2 LIMITED PRODUCT WARRANTY REGISTRATION CARD 2 CUSTOMER AND TECHNICIAN MUST READ 2 IMPORTANT NOT See ee ee eee 2 A PIECE OF CAKE WMMS P Quality of Features 2 A PIECE OF CAKE WMMS P Performance Curves For Reference 2 A PIECE OF CAKE WMMS P Brief Specifications 2 ADVANTAGES OVER TRADITIONAL SYSTEMS 2356 4335ee2 se teniti 2 UNITINS TALEATON eneen a eg a em eee a 2 OOP A ON ae eo 2 DIAGNOSIS CODE amp TROUBLE SHOOTING GUIDELINE 2 WARRANTY AND TECH SUPPORT 7 7 7 7 2 USER NOTES AND SERVICE LOG ar aa ial ie ele a ie 2 MEMO aa a a a ea 2 A CAU Li I O
26. but the unit is at protection mode which means the current ambient temperature is not proper to run the unit Outdoor temperature too warm to run heating mode too much refrigerant short piping etc Heating outdoor coil high temp protection 3 Heating wait until weather allows the unit to re start or switch to base board heater gas furnace or other alternative heating sources during cold hours days 3 If there is something wrong need to find all the clauses and correct or fix the problems and not to leave any bugs Dirty filter coils indoor fan motor failure loose blower wheel motor connection too much refrigerant pipe cap tube valve clogging etc Heating indoor coil anti to hot protection Outdoor temperature is too Heating outdoor coil too cold to run heat pump cold protection heating YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow eee ee WARRANTY AND TECH SUPPORT YMGI warrants to the purchaser owner s that YMGI products be free from defects in material and workmanship under the normal use and maintenance with the standard Limited Product Warranty Policies that comes with the unit or sales package YMGI IS NOT RESPONSIBLE FOR Damage or repairs required as a consequence Customer do it yoursely DIY installation and or any other faulty installation or improper application Dama
27. can Completed Fully SERVICE MAINTENANCE NOTES Contents of Service Maintenance Technician s Company Name Technician Name Phone amp HVAC License YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow P27 OF 26 MEMO YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow P28 OF 28 LdOddNs 8 ALNVYUYVM
28. ctory warranty be void YES Some DIY installations have been successful but these are exceptions Most have resulted in equipment failure due to lack of Knowledge and experience Afew of the problems result from DIY s lack of knowledge in the following areas Sizing and selecting correct type size and model of cooling and or heating equipment Sizing and installing correct electric circuit breakers and wires Wiring the units correctly and properly Taping the ends connecting to indoor and outdoor units correctly and properly Vacuuming the inter connecting refrigerant lines Checking and or fixing the refrigerant leaks Checking and or fixing the condensate drain leaks Releasing the refrigerant from outdoor unit to indoor unit Running the unit to check all the unit functions Conducting the installation or trouble shooting with correct tools experience or professional knowledge to correct the problem RECEIVING AND FREIGHT DAMAGE Freight package unit shall be checked thoroughly for damage at receiving before accepting by signing on the carrier s delivery paperwork Upon shipment being signed for acceptance it becomes a binding document as to the condition of the products on delivery We cannot process any shipping damage claim if you accept the delivery If damage is found at delivery both you and the delivery driver must make notes on the delivery receipt or other freight paperwork detailing the
29. d at your site There will be no cost for the replacement unit if YMGI determines the defect is manufacturer related Replacement will be made with the same model only Alternate units will be treated as a new order CUSTOMER SERVICE TECHNICAL SUPPORT FROM YMGI GROUP For questions or help with your unit contact the original installer or service provider 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 techso ymgigroup com Tel 866 833 3138x703 Fax 1 866 377 3355 An YMGI Group Customer Service Technical Support Daily Log Sheet will be filed in writing at our office for effective communication between you and YMGI Group customer service your technician and YMGI Group technical support Before contacting the YMGI Group locate the IP written at the top of your warranty registration form Use this IP whenever you contact the YMGI Group DISTRIBUTOR AND MANUFACTURER POLICIES All questions concerning sales or money will be directed to the sales distributor from which you purchased the units Read and follow all policies set forth from the distributor from which you purchased your unit Upon purchase and installation of the unit s you agree to
30. damage found by marking position parts on unit description of damage time date your name contact phone etc on the delivery documents Make a copy of the marked delivery receipt YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow pee Qvad LSNIN Qvad LSNIN CUSTOMER AND TECHNICIAN MUST READ If the damage is minor or partial that you choose to accept you can contact the distributor or YMGI to discuss the possible replacement of the damaged part If refusal of the shipment is needed due to severe freight damage DO NOT sign the carrier s delivery receipt document indicating that you accept the products Mark receipt REFUSED DUE TO FREIGHT DAMAGE Sign and date along with the delivery driver s signature and date Take pictures showing the damage before the delivery driver leaves If you accept the delivery or fail to note damage on the driver s delivery receipt the ability to claim freight damage is lost and YMGI will not replace the unit on this basis Contact the distributor or YMGI report the damage by forwarding the marked delivery receipt copy and pictures Only after YMGI verifies with the carrier the necessary detailed notes of received freight damage will the damaged products be eligible for replacement If the returned products are found not damaged YMGI will treat it as a return and will charge
31. e or incomplete troubleshooting or part replacement will delay the repair YMGI technical support will only speak with a licensed certified technician in regards to the repair of your unit In our experience this saves time and money for all parties involved Your technician is the only person to perform any physical checking trouble shooting and replacing of any defective part s for your units Our factory technical support is just a help YMGI provided no labor warranty on the products 2 Unit part repair at our workshop s Due to the limitations of our technical support not being at your job site or your technician s experience with our product the problem may not be resolved as quickly as would be desired If the problem is still not resolved after attempts between your technician and our technical support you can elect to have the unit repaired at our facility If this step is chosen 1 YMGI will send to you the 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 to the YMGI Group 3 Once the form has been completed and sent back to YMGI remove the units and ship back to YMGI Please make a note describing the problem and communication history if possible Our technicians will check the units and find the problem s repair the issue s and ship the unit back to you following the conditi
32. e the training and experience to correct the problem more efficiently A technician s may be unwilling to repair an issue on a unit that they did not install If you do find a technician willing to perform the service there is an increased possibility of higher service fees than normal increased service visits or delayed service from that technician 3 It s the law The federal state and or local government and authorities have various governing laws or regulations guidelines ordinances etc requiring only licensed or certified professionals can install and service high pressure HVAC equipment SUGGESTIONS TO AID YOU IN HIRING AN HVAC CONTRACTOR 1 Hire a currently practicing licensed certified HVAC technician contractor Technicians who are no longer practicing retired etc in this field may not have the updated knowledge or may lack experience on the equipment you have purchased 2 Hire a technician contractor who services customers in your local area and you are familiar with Local contractors have a faster response time and will be easier for you to determine if they are reputable 3 Use only reputable licensed certified HVAC installation contractors technicians to prevent any unexpected charges as a result from unethical business practices 4 Check their references to verify they are a good service provider to the general customers N A T E orA C C A certified technicians are strongly recommended 5 Some contract
33. essel tank or other receiver this vessel should not be sealed and the drainpipe should not remain immersed in the water The drain should flow in a downwards direction as this is a gravity flow Installer must make sure the drain pipe is connected tight while is not kinked or clogged Must test by put some water into the DRAIN BASEPAN at the unit bottom at airflow inlet to ensure the water can flow out easily before operating the unit May need to check from time to time for any possible dirty substances left in the drain pan or drain line Failure to do so may cause water damage or property damage YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow pave ee NOILONYLSNI S 44 TIVLSNI NOILVdadO LINN OPERATION CENTRAL PANEL DIGITAL DISPLAY The digital display shows the set temperature in degree Fahrenheit or the selected TIMER delay in hour LED indicator lights in different colours to show the different function as follow RED LED power supply is connected YELLOW LED timer is on GREEN LED compressor is on BLUE LED sleep mode is on Technical specification see the rating plate or briefs below FILTERS DISPLAY Central Control or Soft Touch Control SIDE COVER AIR DISCHARGE LOUVER Sleep mode Cooling mode Set temperature Fan mode Dry mode DNINE ARS ha Heating mode
34. fficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow pee Ores OPERATION G SLEEP FUNCTION Press SLEEP button to turn the unit into or out of SLEEP mode When SLEEP button is pressed star moon sign either shows up or goes off If star moon sign is ON MODE turns into SLEEP mode see related function change separately if pressed again star moon sign goes off MODE turns into the regular This function will increase or decrease the set temperature over time The HEAT mode SLEEP profile is as follows SLEEP set on SLEEP set off The COOL mode SLEEP profile is as follows Temp p 0 1 2 1 2 Temp Ts l I l hr SO SE E taraje D a a Ts 2 77 77 ae ae aa 3 a Ts 1 oo Ts 1 eS ee 4 4 Ea ee E eee oe Ts 1 2 pone Sa i Ts y 1 hr Hours since sleep set n 7 SLEEP set on SLEEP set off 0 We 1 2 When Sleep Mode Gets Started During Cooling The set temperature will automatically rise 0 5 or 1 degree once every 1 2 or 1 hour for several times in a period of 2 hours and then stay at Ts 2 until Sleep Mode button is pressed off following a sample pattern as illustrated at the left side picture above This way fan blows at low speed set temperature is getting higher so that the room temperature will not be conditioned too low to accommodate the decreased cooling load when people fall in sleep at night time and other heat gain also drops due to les
35. for Customer Fill and Keep The Company the Shipping Packing Unit Was Sold Though List Number Did the Company HVAC Contractor Pay to YMGI Technician Name Installation Invoice Attached to the Registration Card Outdoor Serial Number One Outdoor Unit One Registration Card Form Unit 1 Unit 2 Unit 3 Unit 4 For Multi Zone Units Contact Where the Units are Installed Name Address City State Province Contact of the Installing HVAC Contractor Technician Technician Full Name Print HVAC Technician s Company Name Address Currently Licensed or Certified HVAC Technician License or Certification Number Registration Card Serial No Date the Filled Registration Card YMGI Received Hired YMGI Recommended Unit s Work Warranty Warranty HVAC Contractor Technician Successfully Yes No Unit 5 Unit 6 Unit 7 Unit 8 Approved Denied Phone Email Country YMGI Recommended Contractor Technician Phone Fax Email City State Province License Approved or Certified by Official Phone to Check the License Validity List for Installating HVAC Technician to Double Check Installation Quality and Warranty Processing Purpose if not filled by technician or not filled fully warranty will void 1 Are you the only one to install whole system If not of installation done by you HVAC technician 3 Did you read the User Manual and Installation Instruction before you started the
36. g cooling de humidifying functions the horizontal louvers should not face downwards for a long time nor should the vertical louvers be fully turned to the right left YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow PER OTEA NOILVdadO LINN AGINS ADIAUAS 8 JONVNALNIVIN LINN DIAGNOSIS CODE amp TROUBLE SHOOTING GUIDELINE DIAGONSIS CODE POSSIBLE CLAUSES AND SUGGESTED ACTIONS TO USER AND TECHNICIAN Possible Reasons Suggestion to User Technician Trouble Shooting Dain pan dirty drain hose clogging water level switch E1 Condensate Full in drain pan failure loose connection bad control board components etc Bad temperature sensor E2 Indoor air temp sensor failure 905G onngaron damage i wires bad control board components etc Indoor coil copper tube sensor failure E4 Abnormal cooling long kinks or clogging in pipe line or valves pipe damage sensor failure compressor or board or other component failures E5 Abnormal heating etc Outdoor too cold to run Cooling outdoor coil low cooling mode windy too E6 temp protection much refrigerant short piping etc Dirty filter coils indoor fan motor failure loose blower l l l wheel motor connection too 2 Cooling wait until much or less refrigerant weather allows the unit pipe cap tube valve to re start or switch to clogging etc alte
37. g the inter connecting pipes wires Selecting the correct electrical components HVAC circuit breaker or fuse and disconnect switch for the electric power to the outdoor unit types and sizes of the connecting wires between circuit breaker disconnect switch and outdoor unit and the wires between outdoor unit and indoor unit Keeping the indoor unit away from the ceiling and the outdoor unit away from the wall bushes and other obstacles at a proper and safe distance to allow for the proper airflow through the unit s Placing the units on a secured level structure Taping and sealing both ends of the inter connecting pipes before running them through structures to prevent dust or other debris from getting into the pipes otherwise they will contaminate and damage the refrigeration system Failure to follow this practice will make your factory warranty void Connecting the inter connecting pipes between the outdoor and indoor units Checking for leaks through pressurization with nitrogen After releasing nitrogen evacuate the piping and indoor unit for removal of system contaminants Finally refrigerant introduction and adjustment if necessary from the outdoor unit Back seating the stopping valves at outdoor condensing unit to release pre charged refrigerant from outdoor unit to indoor unit Measuring and recording the electrical voltages at different terminals and the refrigerant pressures at stopping valves of outdoor condensing
38. ge or repairs needed as a consequence of any misapplication abuse improper servicing unauthorized alteration or improper operation Damage as a result of floods winds fires lightening accidents corrosive atmosphere or other conditions beyond the control of YMGI Any 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 Failure to start due to voltage conditions blown fuses open circuit breakers or other damages due to the inadequacy or interruption of electrical service Parts not supplied or designated by YMGI Products installed outside USA or Canada Regular equipment maintenance or field service or field inspection Any problems due to improper cooling and heating load calcuation of the room building the air conditioner heat pump system is to be installed Equipment users can get the calculation schedule from your room building architect or your installation or related service HVAC contractor who should have knowledge and tools to do these calculation correctly Any problems due to improper sizing and selecting air conditioner neat pump system These equipment sizing and selection work should be conducted by either your room building architect or your installation or related service HVAC contractor who should have knowledge and tools to do these calculation correctly and get your approval before your purchasing these
39. herwise The original licensed installer or current service contractor should be contacted first of all since they installed the unit and or know more details than anybody else They will check the unit and find out the problems with the professional knowledge about HVAC and electric product installation by using special tools or instrument They can contact YMGI technical support for technical help during unit installation or inspection Product model and serial numbers needed which can be found on unit nameplate sticker so that our technician can quickly identify the unit parts and wiring diagrams among our many products and models 3 The distributor where the unit is purchased from otherwise 4 YMGI Technical Support Tel 866 833 3138 703 Email techspo ymgigroup com YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow PAES l4OddNS 8 ALNVYUYVM LdOddNs 8 ALNVYYVM USER NOTES AND INSTALLATION SERVICE MAINTENANCE NOTES USER NOTES Put down whatever questions you have or problems you have seen as a unit history Asked for Your Technician for Help Did YouAsk YMGI Tech for Help a a ee a a ee ee OT T ee ee a INSTALLATION NOTES Put down whatever questions you have or problems you have seen as a unit history 5 Date Orgina oo ee Job Not Performed Technician Checklist ae ji Phone amp HVAC License O iecuni
40. ice for this installation Installation Finished and Unit Works Successfully Print Name of Installation HVAC Technician Signature Date and time 2 What had been done prior to your arrival 4 Who unpacked the unit and accessory boxes to check for damage 6 Incoming electrical power V Ph Hz measured at terminal blocks of indoor unit outdoor unit 8 Wire gauge length and terminal colors between each indoor and outdoor unit Unit A Unit B Unit C Unit D 10 Are the inter connecting wires and copper lines between indoor and outdoor units installed covered protected by line set covers or anything else 12 Where is are the indoor unit s located Unit A Unit B Unit C Unit D 14 Did you check the indoor unit for condensate leakage and refrigerant leakage before and after connecting them 16 Have you checked to make sure there is no cross piping and no cross wiring between any two indoor units zones How did you do it who was with you 18 Have you checked and run cooling or heating one unit by one unit all working fine 20 Did you vacuum correctly to check the connecting pipes and indoor unit for leakage what was the micron gauge reading for how many minutes 22 If copper length were not made to the supplied or recommended refrigerant pipe length how much refrigerant added or deducted 24 What were the measured temperatures probe not touching any metal At cooling indoor return air F discharge
41. it the air duct inside the wall against the unit duct connection ports It is good to put some insulation to avoid possible vibration noise Fill and seal the gaps Screw down the grille and fasten it to the wall Standard Grille Optional Grille 1 Optional Grille 2 Screw down the grille and fasten it to the wall with the louver towards downwards to keep from rain splashing into grille air duct unit YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow P19 OF 28 UNIT INSTALLATION HANG THE UNIT INTO THE BRACKET Lift the unit up by holding the two sides at the bottom but not the front panel Tilt the unit slightly towards the wall bracket to feel and try to put the slot hook on the unit into the bracket hang earing The unit is provided with an insulated drainage pipe 24 long to fit on the sprout that protrudes from the lower rear side of the unit insert the an drainage hole The unit then can now be pushed firmly against the wall Carefully inspect the installation to ensure that the insulating back panel fits firmly against the wall and there are no fissures at the back of the unit DRAINAGE To complete the drainage line fit the drainage pipe on the drainage hole and push firmly into place A A further extension pipe can be added if necessary If the line drains into a v
42. ite a while in these wheather unit may step into protection mode and stay idle YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow ior 2 ADVANTAGES OVER TRADITIONAL SYSTEMS EASIER amp QUICKER INSTALLATION A Piece of Cake AC Heat Pump Installed inside room on the wall small exposure ELEGANT amp AESTHETIC LOOKING INSIDE amp OUTSIDE Split type air conditioner and window type air conditioner Installed on exterior Wall big exposure i wr e tY Se i ee r E ies a ee bE Now more and more countries have strict rules to forbidden outdoor installation to ensure better safety and aesthetic effect Window type noisy a Split type not easy to install and maintain Portable type convenient but noisy A PIECE OF CAKE WMMS P elegant low noise easy installation and maintain A PIECE OF CAKE WMMS P gets rid of all the problems and brings up great comfort and the best performance 2 Holes amp 1 Wall Mount The Only One on the Rock 2 Men amp 1 Hour Installation A Piece of Cake YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow H ee OANI LINN dJl g UNIT INSTALLATION PARTS amp LIST OF ACCESSORIES Wall Mount BRACKET REMOTE CONTROL
43. l numbers and distributor information and most importantly the technician checklist 5 Warranty Registration Card Form shall be mailed along with the original copy of the currently licensed HVAC contractor s full installation invoice to YMGI Group within 7 days after original installation in order for YMGI to review and process your warranty registration 6 Keep a copy of Warranty Registration Card Form for your own use in the future to aid in any possible future warranty claiming any request of parts customer service and or technical support 7 YMGI reserves the right to approve or deny the warranty status based on the information reviewed Mailing address of the Warranty Registration Card Form Warranty Department YMGI Group POB 1559 O Fallon MO 63366 USA Following these requirements will aid in ensuring the units will be installed to the general HVAC practicing standards and are necessary factory requirements to find problems early prevent possible damage to the unit and help ensure the unit will work properly for its life time QUESTIONS ABOUT SELF INSTALLATION VS HIRING LICENSED HVAC TECHNICIANS Does YMGI allow to do it yourself installations DIY partially or fully NO Unfortunately no brand or manufacturer can take the responsibility of the equipment if it is not professionally installed by a currently licensed HVAC technician contractor If unit is installed by non licensed people in part or fully will the fa
44. l battery compartment in the right polarity LCD screen shows all signs available for 3 seconds before they all go off the screen totally e Once one or two batteries are unloaded from the remote control battery compartment if no button is touched the LCD screen display will go off in 15 seconds if any button is pressed within 15 seconds the LCD screen display will go off right away B Run Stop ON OFF ON OFF e f ON OFF button is pressed the first time LCD displays AUTO temperature meter sign AUTO FAN and SWING from the top to bottom of the LCD screen e f ON OFF button is pressed after power off LCD displays what is left prior to POWER OFF including MODE TEMPERATURE FAN SPEED LOUVER but excluding SLEEP TIMER and FRESH C MODE MODE e MODE includes AUTO COOL DRY FAN and HEAT Mode changes from one to the next one in a sequence once MODE button is pressed e In AUTO mode temperature number goes off all other buttons work e In all other modes temperature number shows up all other buttons work Cool only type has not HEAT mode Each time MODE button is pressed the operation mode is changed in a sequence Cool Dry Fan only and Heat TEMP TIME D Temperature Time Adjustment gw e Normally these buttons are for temperature up and down adjustment at 1F press to decrease 1F press Y button once to increase 1F press A button once If held down for continuous adjustment number changes at 1F 0 5Sec
45. led by pressing the Sleep button 14 The required room temperature is adjusted using the Up and Down arrows 12 amp 15 Min 16 buttons The current time can be set using the Hour 6 and The unit can be switched on or off by using the To change the fan speed press the Fan button 13 one a time until the desired function shows up power On Off button 8 NOTE Please Note When the Required Temperature is less than 64 F or greater than 86 F CONT will be Auto HIGH MEDIUM LOW displayed on the remote control and the unit will operate continuously THERMOSTAT CONTROL AND GROUP CONTROL By replacing with a different thermostat capable control board this unit can work with many brands of thermostats that are available in most local stores or contractors B for heat pump heating By tapping on the features of certain wall mount thermostats check with thermostat manufacturer s instructions it is possible to enable group control of any set of WMMS P units with random starting and protection against current surge when many units start at same time YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow P22 OF 28 NOILVdadO LINN NOILVdadO LINN OPERATION USING THE CONTROLS A Power BATTERY ON OFF e Once two AAA batteries are loaded into the remote contro
46. ll be YMGI s responsibility YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow pe Ee CUSTOMER AND TECHNICIAN MUST READ F Charges for your return A restocking charge of 25 creditable invoice value All return shipping fees Additional fees will be charged if products are found to be damaged missing or used YMGI will notify the distributor of the charges only after the inspection and assessment of the returned products has been completed _ 2 3 4 Attention 1 Returned products must be shipped within 7 days of YMGI s releasing of RGA 2 All RGA shipping shall be prepaid by the customer YMGI will not accept any COD freight YMGI GROUP DISCLAIMING 1 YMGI Group will NOT accept any return or may not honor 100 credit for any return of Product s Part s Accessories in any of the following cases Return requests made 30 or more days after the date of original sales shipping from YMGI Group warehouse Return shipment is initiated 8 days or more after the RGA is approved Returned products received not displaying an YMGI approved valid RGA Returned products received C O D Returned products not received in the original packaging Returned products received with non repairable packaging including duct tape or marks on units or carton boxes Returned products received with missi
47. mended DO NOT install the unit in places where there is exposure to flammable materials or gas leakage DO NOT use wire or circuit breakers that do not meet electrical safety standards Several circuits cannot be connected to one breaker DO NOT wire or open the unit while it is running Make sure to shut off all circuits prior to inspecting or servicing the unit DO NOT install unit in a damp laundry room or near flammable gas All units must be protected by certified electrical circuit breakers and in accordance with all safety codes DO NOT use the unit in cool or dry mode for prolonged periods where humidity is higher than 80 ELECTRICAL SAFETY A WARNING Shall install or make sure to select the correct size of circuit breaker or fuse If LCDI Cord Plug is required need to make sure the right size of LCDI is selected Extra Electrical Safety LCDI Cord Plug Optional Part Other than the circuit breaker LCDI Cord Plug provides additional safety It will interrupt the circuit in case the current leakage exceeds allowed amount Test and Reset Buttons are made for each LCDI If pressing the Test Button the circuit will trip to resume the circuit press Reset Button It is recommended to check the two buttons periodically to make sure they work properly If anything wrong is ry A an found at the LCDI it shall be replaced without any j between LCDI delay plug and wall outlet LCDI Plug LCDI Plug and Wall Outlet
48. ng units parts accessories Returned products received are found to be non functional or damaged YMGI GROUP DISCLAIMING 2 YMGI Group will not be responsible for any losses of returned unit s part s accessories in transition to YMGI Group warehouse YMGI Group RGA is valid for seven 7 days from the original issuing date Returns will not be accepted if shipping is made 8 or more days after the YMGI Group RGA is issued DEFECTIVE UNITS PARTS ACCESSORIES REPAIR OR REPLACEMENT Out of thousands of units sold every year there may be an occasional instance your product does not operate properly Reasons of but are not limited to manufacturing installation operation maintenance and knowledge of operator Equipment failure does not automatically denote a product defect from the factory assembly line The defects can be caused during production transportation installation operation maintenance or service Defects may NOT be the responsibility of the manufacturer Nobody willfully or intentionally produces a defective product No determination shall be made until the technical issue s or the causes of the defect s are identified The defects might be found before during installation or in the operation of the unit Defects can be in the form of blown fuse s defective control board s damaged remote control loose or missing screws etc These defective parts can be replaced easily Some functions of our units are diffe
49. ons set forth in the signed repair agreement All unit removal and re installation is done at your cost and must be done by a currently valid licensed HVAC technician 3 Unit replacement Only applies to those defects reported within 30 days of original purchase date and if all necessary warranty paperwork had been received and approved This option applies only if the above steps cannot resolve the problem s Either indoor or outdoor unit replacement is available based on the actual need at YMGI s determination This option shall be the last resort due to refrigerant and wiring considerations All unit removal re installation and shipping cost are the responsibility of the customer YMGI maintains the final authority as to unit replacement Replacement will be made with the same model only Alternate units will be treated as a new order Returning Replaced Defective Units Parts Accessories After Unit Repair Only applies to steps 1 amp 3 above 1 Repack the replaced unit part accessory in the box which contained the replacement part 2 Parts can be boxed for UPS FedEx or equivalent ground service Units shall be secured onto the skid on which the replacement was shipped after placing into the package from the replacement product 3 Ship all replaced products to YMGI designated location You will be charged if YMGI does not receive the replaced parts Standard factory warranty does not cover the cost of materials and labor that are incurre
50. orrow al eee UNIT INSTALLATION 1 1 SCALE PAPER TEMPLATE Attach the template to the wall following guidelines below Do not drill any holes until you are completely confident that there are no obstacles in the area you wish to drill and there are no obstructions which could be hidden by the construction of the wall for example electrical wiring water amp gas pipes or supporting lintels or beams Ensure that a spirit level is used as the air conditioner must be level Fully follow the installation instructions 870 34 252 DRILLING THE WALL Please note If you are drilling the hole above ground floor level ensure that an area has been secured and the outside area is supervised while the holes are drilled until drilling has been completed INTAKE AND DISCHARGE AIR HOLES This operation should be carried out using the proper tools diamond tip or core borers drills with high twisting torque and adjustable rotation Fasten the template to the wall carefully check the distance from the floor and or ceiling and keep it horizontal by using a level Use a pilot drill to mark the centre of each core hole to be drilled Use a core boring head having a diameter of 8 to drill the two holes for intake and discharge air It is recommended that the holes must have a slightly downward inclination of 3 5 degrees to prevent any back flow of water from rain at the exterior wall 8 YMGI Engineered Comfort
51. ors technicians may not feel comfortable about installing the equipment that you purchase for them to install and they prefer to purchase and install the equipment You can contact YMGI directly to check and see if there have been any contractors in your area who have installed our products or similar 6 Ask for a detailed quote for the whole installation project A flat rate quote is the safest contract for both you and the contractor 7 Your local HVAC technicians may charge you on a project basis or on an hourly basis To our general 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 Number of hours can vary depending upon each individual situation some factors are but not limited to 9 How difficult or complex the indoor unit is to be securely installed 10 Hoe difficult or how long the inter connecting pipes and wires are to be installed 11 If all the suggestions have been taken and all the necessary steps are followed YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow POOE A CUSTOMER AND TECHNICIAN MUST READ 12 If the contractor s technician s are experienced with the systems brands you purchase You might spend less But remember many times you get what you pay for 13 Sign
52. r Temperature 80 6 F Dry Bulb Indoor Temperature 89 6 F Dry Bulb tt Cooling Capacity W ceeeees Input Power watt T52 F 95 F 109 4 F 125 6 F Cooling Power Watt Input power W Outdoor Temperature This unit is designed only good for T1 weather The above graphs show the cooling performance during tests in ambient temperature of 125 6 F or below PERFORMANCE HEATING 4000 3500 3000 2500 2000 1500 Heating Power Watt Input power W Outdoor Temperature Dry Bulb Note Heating performance tested without ele heater YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow PE ea OANI LINN dJl g OANI LINN dJl g A PIECE OF CAKE WMMS P Brief Specifications BRIEF UNIT SPECIFICATIONS www O e a a e e a a ee Tooune sinery Rawso wet cOas Tun amo ao cooo meo mo am ooo ao Aa a o ee a a a a e sommen o warn aa ma aa an F ama onon awos seo emoon we row e ee f er es e ee ee a INDOORIOUTDOOR 22 23 96 38 22 23 36 38 22 28186 38 22 23906 38 22 2313638 22 23 36 38 REFRIGERANT a RATA RATA R410A R410A R410A Raoa R410A R410A e ARO FZE BEDER FEZA POWER CONSUMPTION mo rene rs an no mo wes ean os ae ese ne ef TYPE CROSS FLOW CFM 230 286 300 230 265 300 230 265 300 230 265 300 230 265 300 2
53. rent from what are typical in traditional split type air conditioning and heat pump systems and similar systems made by other manufacturers These are not defects Take some time to learn the functions of your unit We will be happy to assist you with any questions you may have concerning the functions of your new unit If a defect is found whether at the original installation or during normal operation we will gladly help you in the following steps in sequence from 1 to 3 1 Part repair or replacement after trouble shooting This is the most common and generally the easiest and most economical way for all parties since the problem and all part needs can be accurately and completely identified Your technician calls our technical support line from your job site after checking your units and getting all the information ready Our technical support will go through several steps over the phone or through email with your technician in order to help identify and resolve the problems Normally wiring correction piping correction part repair replacement will resolve the problems YMGI Engineered Comfort Products for A Sustainable and Efficient Green World Innovatively Engineered HVAC Products for Greener and Better Tomorrow Rad Qvad LSNIN Qvad LSNIN CUSTOMER AND TECHNICIAN MUST READ Your technician will then need to verify and confirm the problem s before YMGI can ship out the replacement part s Inaccurat
54. rnative cooling equipment which allows lower ambient cooling Check if drain hose is clogged if not need to call 1 Shut off power your installing or service technician 2 Follow possible clauses listed at the left to check one by one 3 To save time for quick diagnosis as much as posible suggest your technician to make appointment with YMGI Lift up grille cover to check if the sensor looks bad or drops out of holding socket tech support and call us pocket or to call installing while the techician is at Bad temperature sensor or service technician job site loose connection damaged wires bad control board components etc 4 Better to check the unit get problems and model model and serial ready before calling 1 Regularly check and YMGI tech support clean indoor unit filters indoor and outdoor coils 5 Need the technician physically at the job site use right tools and experience to find all the clauses and correct or fix the problems and not to leave any bugs Dirty filters coils refrigerant leaks over time pipe too 2 The service valves at outdoor unit should be generally cool at cooling mode hot at heating mode 3 Call your installing or service technician to check unit 1 Shut off the unit 1 Check if these are caused by installation or Cooling Indoor coil anti component failure freeze protection 2 There could be nothing abnormal
55. s activities and energy consumption and dropped outdoor temperature When Sleep Mode Gets Started During Heating The set temperature will automatically start to drop 1 degree once every 1 2 or 1 hour for several times in a period of 2 hours and then stay at Ts 3 until Sleep Mode button is pressed off following a sample pattern as illustrated at the right side picture above This way fan blows at low speed set temperature is getting lower so that the room temperature will not be conditioned too warm to accommodate the decreased heating load when people fall in sleep at night time and other heat loss also drops H SWING SETTING THE AIRFLOW DIRECTION This unit comes with up and down louver swinging feature It can oscillate between upper limit and lower limit The horizontal louver will pause for several seconds at it upper limit position to make sure the airflow is delivered to the further spots It will then stop at any angle in between whenever the SWING button is pressed during its swinging When pressed again it will keep on swinging As this smooth airflow is discharged from outlet this unit is pre equipped with motorized left right swinging device But the small vertical louvers at the discharge outlet can be adjusted manually to the desired position SETTING THE VERTICAL AIRFLOW DIRECTION The vertical louvers can be adjusted manually to the desired position A WARNING Never move the horizontal louvers manually Durin
56. te and well taken care of 2 Be sure to have ONLY the licensed HVAC professional perform all parts of the installation Factory Warranty will be lost if any portion the installation is not performed by licensed HVAC contractor DIY or partial DIY will void ALL factory warranties One example of partial DIY would be calling the HVAC technician to release refrigerant or the sort while other installation has or is to be conducted by non HVAC technician 3 With hiring a technician that is offering their services as a side job and not through their licensed HVAC company may pose a possible risk of an incomplete or unsatisfactory installation of no guaranteed workmanship and lack of further service if needed 4 Have the installing technician read in full the installation manual of the product model you have Some details may vary and some may be the key to determine the success and quality of the installation Experience with certain manufacturer may not be applied fully to another manufacturer For example wiring refrigerant adjustment and trial testing procedures may differ from manufacturer to manufacturer and model to model Any ignoring or negligence may cause unit failure or damage which could be irrevocable and permanent 5 All of YMGI s products are fully tested and have passed rigorous safety and performance standards and others related to the industry before being packed and shipped YMGI only uses famous brands as suppliers for their parts
57. that are also known for their high quality and performance The quality of the installation plays a key role as much as up to 90 importance in your unit s overall performance and lifetime A poor installation can result in unit failure and inefficiency either immediately or over a period of time 6 YMGI cannot control every application that our unit s are installed in It is key that each variable is taken into account in each installation depending your application A WARNING The following points below will cause damage to the unit and key components This will cause the end user to lose their factory warranty Below are details that may be missed at the time installation but will eventually over time cause unit failure 1 Any foreign substances introduced into the system as a result of failure to seal the ends of the refrigeration piping before pulling through structures at time of installation 2 Not installing an oil P trap in the suction copper line where indoor unit is located 18 or more below the outdoor unit 3 Cross piping and or cross wiring on any units including more than one single zone or a multi zone system Not conducting a positive leak check by charging the system with dry nitrogen and soap bubble testing Not conducting a negative leak check by evacuating the copper lines for 30 minutes and waiting about five minutes Vacuum must be held for this period of time at 500 micron or better Not conducting a positive
58. you 25 of product value plus added shipping cost RETURN YMGI GROUP POLICIES amp RETURN GOODS AUTHORIZATION RGA All sales are final If the customer wishes to return a product the following Return Policies apply A Only those products units parts or accessories under the following conditions are eligible for return 1 Products are returned within 30 days of their original shipment date from YMGI 2 Products have not been installed 3 No damage exists on the products being returned 4 No missing products 5 Products and packages are clean 6 No duct tape or marking on the product or box 7 Products are still their original package in good shape and in re sellable condition as YMGI determines B Preapproval steps for your return request 1 Contact your distributor or YMGI to request a return 2 Photograph your product and box to show details 3 YMGI will review your request along with the pictures and any other details pertaining to your request 4 If YMGI agrees to process your return request a form called Return Goods Authorization RGA along with an assigned RGA will be forwarded to your distributor or you 5 Any return without YMGI Group approved RGA will not be accepted C YMGI must verify the following before you can pack your products 1 No products units parts accessories are missing 2 No damage is found The products are in the original packaging No duct tape on any product or box
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