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YMGI, Engineered Comfort Products for A Sustainable  

and Efficient Green World! 

INSTALLATION INSTRUCTIONS & USER'S MANUAL 

TTWA / TTWP 

Through The Wall Air Conditioner / Heat Pump 

05-12K Btu/h   Cooling or Heat Pump 

 

 

04 Version

 

 

Thank you for choosing this YMGI product. Please read the owner’s manual carefully before installation and operation and retain 
for your records and future reference. If you need a replacement copy, please contact your local agent or visit www.ymgigroup.com 
to download a current electronic version. 

NOTICE

 

This product is designed and manufactured to be free from any defects in material and workmanship during normal use and 
maintenance.  Installation,  operation,  maintenance  and  repair  must  follow  all  standards and  professional practices for  regular 
cooling  and  heating  equipment,  such as  NEC,  State,  or Local  Codes and all  related documents/manuals  provided  by  YMGI. 
Failure to follow and adhere to all codes and documentation can cause damage to equipment, property even personal injury. 

Installer

:  Currently  licensed/certified  HVAC  technicians  only.  Must  Read  the  manual  and  all  provided  documents  prior  to 

installation.   Complete and fill out all required information on the warranty registration card. 

User

: Retain this manual and all supplied documents for your records and future reference. 

Servicer

: Use this manual for information concerning servicing and maintenance of this product.

 

SAFETY WARNING

 

Only  qualified  technicians  should  install  and  service  this  equipment.  The  installation,  startup,  operation  and  servicing  of  this 
equipment  can  be  hazardous  and  requires  a  HVAC  professional  who  has  been  trained,  licensed  and  certified.  Installations, 
adjustments or any equipment alterations done by an unqualified person could result in serious injury and even death. When 
working on the equipment, observe all precautions in the provided documents, on the tags, stickers, and labels that are attached 
to or placed on the equipment.

 

Summary of Contents for TTWA Series

Page 1: ...ded by YMGI Failure to follow and adhere to all codes and documentation can cause damage to equipment property even personal injury Installer Currently licensed certified HVAC technicians only Must Re...

Page 2: ...s and LCDI Cords 17 Installation Instructions 18 Wall Sleeve Assembly 19 Outdoor Grille Installation 20 Vent Control and Air Direction 22 Maintenance and Cleaning 24 Wiring 25 Unit Features 26 Operati...

Page 3: ...the wall installation in new or existing buildings To complete the installation of this TTWA an insulated wall sleeve and an outdoor grille either the stamped aluminum grille or the architectural gril...

Page 4: ...ing and recycling of certain refrigerants the equipment and tools necessary to perform these service procedures In addition some states or municipalities may have additional requirements that must als...

Page 5: ...soon as possible and provide the following information Data on the unit model number serial number and owner s name A detailed description of the unit s problem before and after the problem occurred...

Page 6: ...equire certified and licensed personnel to install Reading and following YMGI Group recommendations and requirements contained in the following pages and other documents is the first step to help ensu...

Page 7: ...through any structures at time of installation 2 Not installing an oil P trap in the copper suction line where the indoor unit is located 18 feet or more below the outdoor unit 3 Cross piping and or...

Page 8: ...date from YMGI Group whichever comes first This is a standard limited liability warranty and DOES NOT cover the following Any damage or repairs to properties or persons as an incident of or consequen...

Page 9: ...ill ground ship out the parts ASAP Expedited shipping is available at the customer s expense 4 Replacement parts that have an approved warranty registration are to be warranted for the remainder of th...

Page 10: ...YMGI Your Modern Green Idea 10...

Page 11: ...not set the indoor unit s room temperature too low Keeping the temperature difference between indoor and outdoor unit within 41 5 18 YMGI Group recommends that only properly trained and authorized pe...

Page 12: ...ected and the circuits are switched on could cause an electrical shock or fire DO NOT install the indoor unit near any cooking surfaces in direct sunlight or any ventilation systems Poor placement cou...

Page 13: ...8 3 9 9 7 4 9 3 9 4 9 Locked rotor Amp LRA A 23 8 41 5 21 54 28 5 21 28 5 Capacitor uF 35 60 30 60 40 30 40 Indoor fan motor Model YDK 30B 6P2 YDK 30B 6P2 YDK 30B 6P2 YDK 30B 6P2 YDK 30B 6P2 YDK 30B 6...

Page 14: ...ts 34 U 36 U 36 U 34 U 34 U 36 U 34 U Outdoor sound level sound pressure level Cooling dB A 67 64 67 64 67 64 67 64 67 64 67 64 67 64 Unit Dimension W D H In 26 x 21 57 x 15 59 26 x 21 57 x 15 59 26 x...

Page 15: ...t RLA A 7 8 2 9 3 9 4 9 Locked rotor Amp LRA A 41 5 15 21 28 5 Capacitor uF 60 20 30 40 Indoor fan motor Model YDK 30B 6P2 YDK 30B 6P2 YDK 30B 6P2 YDK 30B 6P2 Input W 64 64 64 64 Output W 30 30 30 30...

Page 16: ...sound pressure level Cooling dB A 67 64 67 64 67 64 67 64 Unit Dimension W D H In 26 x 21 57 x 15 59 26 x 21 57 x 15 59 26 x 21 57 x 15 59 26 x 21 57 x 15 59 Packing W D H In 30 12 x 24 8 x 18 9 30 12...

Page 17: ...n of this product Refer to the data specification plate for electrical requirements LCDI Cords Underwriters Laboratories and the National Electric Code NEC now require power cords that can sense curre...

Page 18: ...Code The proper installation of this unit is described in the following sections Following the steps in the order presented should ensure proper installation HIGH VOLTAGE DISCONNECT ALL POWER BEFORE S...

Page 19: ...ion In order for condensate water to drain properly inside the unit the sleeve must be installed properly Level from right to left A slight downward pitch from the indoor side to the outdoor side as s...

Page 20: ...ineer and confirm that the new chassis can be used with the non standard specialized grille An improper outdoor grille may cause poor cooling or heating effect a higher power input and shorten the uni...

Page 21: ...sis part of the way into the sleeve and reattach the ground wire back to the hole on the right side on the control panel area next to the ground symbol 3 Remove shipping pads inside air conditioner ne...

Page 22: ...ocated behind the front grille on the right side of the air discharge area When set at CLOSE only the air inside the room will be circulated and conditioned When set at OPEN some inside air is exhaust...

Page 23: ...NOTES 1 The unit is equipped with a rubber grommet mounted compressor These grommets are set at the factory and do not need to be adjusted 2 Check if there are any obstruction before the indoor and ou...

Page 24: ...ecessary to remove the front panel 2 Filter is removed by opening the grille panel and gently pulling forward Vent Screen Before cleaning the vent screen disconnect power to the unit by unplugging the...

Page 25: ...FIRST OPENING ALL DISCONNECTS AND OR REMOVING THE UNIT CORD SET PLUG FROM THE WALL OUTLET TO AVOID THE RISK OF ELECTRIC SHOCK PERSONAL INJURY OR PROPERTY DAMAGE DO NOT USE AN EXTENSION CORD WITH THIS...

Page 26: ...sensors to maximize comfort conditions for the room occupant and provide outstanding features Thermistors are used to sense small changes in temperature and allow the microprocessor to monitor and re...

Page 27: ...YMGI Your Modern Green Idea 27 OPERATING INSTRUCTIONS...

Page 28: ...troduction of LCD screen icons Mode display Temperature display Timer display Range can be set between 16 32 C or 61 90 F TIMER ON is set Cooling mode TIMER OFF is set Fan mode Other display icons Hea...

Page 29: ...GY SAVER button the green LED indicator turns off 1 Reset Filter means the indoor fan has been running for 250 hours accumulated It is time to clean the filter After finishing cleaning press this butt...

Page 30: ...ller it could be used for the air conditioners with multifunction For some functions that the model doesn t have if press the corresponding button on the remote controller the unit will keep the origi...

Page 31: ...through the power press ON OFF button on the remote controller to turn on the air conditioner 2 Press MODE button to select your required mode 3 Press or button to set your required temperature 4 Pres...

Page 32: ...reaches 13 C 55 F will heating stop 6 Electric Power Off Memory When the power is turned on the unit will operate using the same settings as before power off The default setting is enabled UP 7 Clean...

Page 33: ...ets the operational mode of the fan In ON position the fan will run continuously whenever power is applied in this mode In AUTO position the fan will cycle on and off with the compressor or electric h...

Page 34: ...the unit that block the room return air flow if so remove the obstacle 2 Check the indoor fan make sure it is running properly if not repair the fan 3 Check the related sensor plug make sure that it...

Page 35: ...t restricting or blocking unit airflow Reset to a lower or higher temperature setting Remove and clean filters Allow sufficient amount of time for unit to heat or cool the room Start heating or coolin...

Page 36: ...7 524 1 00 4 00 122 0 2 096 2 138 2 180 3 34 1 66 23 0 16 090 16 431 16 733 1 04 3 96 123 8 2 030 2 071 2 112 3 37 1 63 24 8 15 418 15 739 16 060 1 07 3 93 125 6 1 966 2 006 2 047 3 41 1 59 26 6 14 77...

Page 37: ...YMGI Your Modern Green Idea 37 TTWA Wiring Diagrams TTWA0 Wiring Diagram AC Only...

Page 38: ...YMGI Your Modern Green Idea 38 TTWA0 Wiring Diagram AC Heater...

Page 39: ...YMGI Your Modern Green Idea 39 TTWA0 Wiring Diagram HP...

Page 40: ...YMGI Your Modern Green Idea 40 TTWA0 Wiring Diagram HP Heater...

Page 41: ...1 USER NOTES AND INSTALLATION SERVICE MAINTENANCE NOTES INSTALLATION NOTES Put down any questions comments or problems you have experienced as a unit history No Date Notes Asked Technician for Help Di...

Page 42: ...dea 42 USER NOTES Put down whatever questions you have or problems you have seen as a unit history No Date Company Name Technician Name Phone HVAC License Job Not Performed by Technician Technician Ch...

Page 43: ...YMGI Your Modern Green Idea 43 SERVICE MAINTENANCE NOTES No Date Service Maintenance Company Name Technician Name Phone HVAC License...

Page 44: ...tu h 58 4 78 1 Single Zone 18 23 SEER 09 36K Btu h Symphony CHOIR DC Inverter 59 2 DC Inverter Multiple Zone 16 SEER 2x09K to 5x12K Btu h 59 2S DC Inverter Multiple Zone 16 SEER 6x09K to 9x09K Btu h 5...

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