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MAINTENANCE & 

SER

VICE

MAINTENANCE & 

SER

VICE

P27 OF 36

P28 OF 36

PTAC-12K-12B(45)    PTAC-15K-12B(45)  /  PTAC-12K-12D(45)    PTAC-15K-12D(45)

PTHP-12K-14B(45)    PTHP-15K-14B(45)  /  PTHP-12K-14D(45)    PTHP-15K-14D(45)

These circuit diagrames are subject to change without notice, please refer to the one supplied with the unit.

WIRING DIAGRAM

ELECTRICAL DATA

Meaning of marks

ELECTRIC WIRING

PTAC-07K-12B(43)   PTAC-09K-12B(43)   PTAC-12K-12B(43)  /  PTAC-07K-12D(43)   PTAC-09K-12D(43)   PTAC-12K-12D(43)

PTHP-07K-14B(43)    PTHP-09K-14B(43)    PTHP-12K-14B(43)  /  PTHP-07K-14D(43)    PTHP-09K-14D(43)    PTHP-12K-14D(43)

Symbol

Symbol

OG

VT

WH

YE

RD

YEGN

Color symbol

ORANGE

VIOLET

WHITE

YELLOW

RED

YELLOW GREEN

BN

BU

BK

COMP

Color symbol

Symbol

Symbol

Color symbol

Parts name

BROWN

BLUE

BLACK

COMPRESSOR

PROTECTIVE 

EARTH

WIRING DIAGRAM

YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World !

YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World !

Summary of Contents for PTAC Series

Page 1: ...ONDITIONER PTAC PACKAGED TERMINAL HEAT PUMP PTHP INSTALLATION OPERATION MANUALS Literature Part No Lit PTAC 0201 20140505 Subject to Continuous Engineering Change and Product Improvement without Notic...

Page 2: ...cident 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...

Page 3: ...it for condensate leakage and refrigerant leakage before and after connecting them 28 Do you list the working details in the invoice and leave a copy to the customer 19 Did you charge the inter connec...

Page 4: ...roperly 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 FOLL...

Page 5: ...ity 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...

Page 6: ...ip 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 t...

Page 7: ...Instructions for Removal and Repairs If the unit needs to be removed to somewhere else or needs repair contact your dealer or an authorized technician In the case of occurrence of abnormal operation b...

Page 8: ...e Weight Net Gross Weight Refrigerant Name Charge Outdoor Side Loading Quantity Fan Type Fan Wheel Dia x Length Fan Motor Speed H ML Output of Fan Motor Fan Motor RLA Fan Motor Capacitor Input of Heat...

Page 9: ...ed Limit the Set point Range The unit can be configured to limit the controlling set point range The display will always show the complete set point range but the controlling set point will be limited...

Page 10: ...lure to follow this warning could result in personal injury or death Disconnect all power to unit to avoid possible electrical shock during installation Remove any existing foam baffles that are insta...

Page 11: ...owing electrical safety data carefully ELECTRICAL SHOCK AND OR UNIT OPERATION AND DAMAGE HAZARD Failure to follow this warning could result in personal injury or death and or unit operation and damage...

Page 12: ...eating and cooling modes regardless of what the real temperature is in the room If AA mode is selected the room temperature will be displayed during heating cooling and fan only modes If the mode butt...

Page 13: ...required for digital thermostats NOTE Any illegal input combinations will be captured as thermostat wiring failures and will light the STATUS LED indicator on main board see Intelligent Self Checking...

Page 14: ...d Room humidity will decrease and moisture will evaporate NOTE In case of a power failure the unit will remember the last programmed settings and will restart to those settings 1 TEMP CONTROL Temp Con...

Page 15: ...TAC 07K 12B 43 PTAC 09K 12B 43 PTAC 12K 12B 43 PTAC 07K 12D 43 PTAC 09K 12D 43 PTAC 12K 12D 43 PTHP 07K 14B 43 PTHP 09K 14B 43 PTHP 12K 14B 43 PTHP 07K 14D 43 PTHP 09K 14D 43 PTHP 12K 14D 43 Symbol Sy...

Page 16: ...connected and check if power supply failed or cut off Replace fuse Check power voltage If it is 10 below rated voltage inspect and repair line Check if option switch ON OFF is disconnected with line h...

Page 17: ...is running but there is no cooling effect or no heating effect Protector is activated due to too overheat of compressor Adjust the volume of refrigerant Change capillary Change compressor Check with...

Page 18: ...0 577 0 561 0 547 0 532 0 519 0 505 0 492 0 48 0 467 0 456 0 444 0 433 0 422 0 412 0 401 0 391 0 382 AMBIENT AIR TEMPERATURE SENSOR S INDOOR AND OUTDOOR TUBE TEMPERATURE SENSOR S 19 18 17 16 15 14 13...

Page 19: ...ler 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...

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