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Heat Controller, Inc. 

SERVICE MANUAL

 

Packaged Terminal A/C

4

Model

EKTC07-2G

EKTH07-2G

Function

Cooling

Heating

Cooling

Heating

Rated Voltage

265V

265V

Rated Frequency

60Hz

60Hz

Indoor 

Side

Fan Type-Piece

Cross Flow Fan - 1

Cross Flow Fan - 1

Diameter-Length in. (mm)

4.75 x 27.295 (121 x 706)

4.75 x 27.295 (121 x 706)

Evaporator

Aluminum fin - Aluminum tube

Aluminum fin - Aluminum tube

Pipe Diameter in. (mm)

5/16” (7.94)

5/16” (7.94)

Row-Fin Gap in. (mm)

2-0.05” (2-1.4)

2-0.05” (2-1.4)

Coil Length x Height x Width in. (mm)

27.5 x 9.75 x 1” (698 x 248 x 25.4)

27.5 x 9.75 x 1” (698 x 248 x 25.4)

Swing Motor Model

/

/

Output of Swing Motor

/

/

Fuse (A)

/

/

Sound Pressure Level dB (A) (H/M/L)

48/46/44

48/46/44

Sound Power Level dB (A) (H/M/L)

58/56/54

58/56/54

Outdoor 

Side

Compressor Manufacturer/Trademark

Panasonic

Panasonic

Compressor Model

5RS062LAA1

5RS062LAA1

Compressor Type

Rotary

Rotary

L.R.A (A)

12

12

Compressor RLA (A)

2.45

2.45

Compressor Power Input (W)

645

645

Overload Protector

B90-150-24E

B90-150-24E

Throttling Method

Capillary

Capillary

Starting Method

Capacitor

Capacitor

Working Temperature Range °F (°C)

55.4-114.8°F (13-46°C)

55.4-114.8°F (13-46°C)

Condenser

Aluminum Fin-Copper Tube

Aluminum Fin-Copper Tube

Pipe Diameter in. (mm)

0.28” (7)

0.28” (7)

Rows-Fin Gap in. (mm)

0.05” (2-1.3)

0.05” (2-1.3)

Coil Length x Height x Width in. (mm)

25 x 13.5 x 1” (635 x 343 x 25.4)

25 x 13.5 x 1” (635 x 343 x 25.4)

Fan Type-Piece

Axial Fan–1

Axial Fan–1

Fan Diameter in. (mm)

13.75” (349)

13.75” (349)

Sound Pressure Level dB (A) (H/M/L)

61/59/57

61/59/57

Sound Power Level dB (A) (H/M/L)

71/69/67

71/69/67

Defrosting Mode

/

/

Fan Motor Speed (rpm) (H/M/L)

1380

1380

Output of Fan Motor (W)

40

40

Fan Motor RLA (A)

0.3

0.3

Fan Motor Capacitor (uF)

1.5

1.5

Climate Type

T1

T1

Isolation

I

I

Moisture Protection

IP24

IP24

Permissible Excessive Operating Pressure  

for the Discharge Side psi (MPa)

580.15 (4)

580.15 (4)

Permissible Excessive Operating Pressure  

for the Suction Side psi (MPa)

304.58 (2.1)

304.58 (2.1)

Dimension (W/H/D) in. (mm)

42 x 16 x 21.5 (1069/406/546)

42 x 16 x 21.5 (1069/406/546)

Dimension of Package (L/W/H) in. (mm)

45 x 25.275 x 18.125 (1141/642/460) 45 x 25.275 x 18.125 (1141/642/460)

Net Weight/Gross Weight lbs. (kg)

119.05/138.89 (45/54)

119.05/138.89 (45/54)

Refrigerant Charge oz. (kg)

R-410A 24.69 oz. (0.67)

R-410A 24.69 oz. (0.67)

The above data is subject to change without notice. Please refer to the nameplate of the unit.

Summary of Contents for EKTC07-1G

Page 1: ...SERVICE MANUAL Packaged Terminal Air Conditioners Heat Pumps 7 000 15 000 BTUH Cooling with Electric Heat Heat Pump with Electric Heat EKTC07 2G EKTC09 2G EKTC12 2G EKTC15 2G EKTC07 1G EKTC09 1G EKTC12 1G EKTC15 1G EKTH07 1G EKTH09 1G EKTH12 1G EKTH15 1G EKTH07 2G EKTH09 2G EKTH12 2G EKTH15 2G ...

Page 2: ...ory MODEL REVISION G Green R 410A Refrigerant Gas ARCHITECTURAL OR STAMPED GRILLE 22 8 13 75 40 80 AIR DISCHARGE GRILLE IS REVERSIBLE TO PROVIDE EITHER 40 OR 80 DISCHARGE ANGLE 42 RIGHT LEFT 16 42 40 24 6 10 1 1 U Location of external drain holes on bottom flange of wall sleeve AIR OUTLET AIR INLET AIR INLET AIR DISCHARGE GRILLE CONTROL DOOR 2 min Clearance to side walls 2 min Clearance to side wa...

Page 3: ...Heat Controller Inc SERVICE MANUAL Packaged Terminal A C 2 UNIT COMPONENTS ...

Page 4: ...5 4 114 89 F 13 46 C 55 4 114 89 F 13 46 C Condenser Aluminum Fin Copper Tube Aluminum Fin Copper Tube Pipe Diameter in mm 0 28 7 0 28 7 Rows Fin Gap in mm 2 0 05 2 1 3 2 0 05 2 1 3 Coil Length x Height x Width in mm 25 x 13 5 x 1 635 x 343 x 25 4 25 x 13 5 x 1 635 x 343 x 25 4 Fan Type Piece Axial Fan 1 Axial Fan 1 Fan Diameter in mm 13 75 349 13 75 349 Sound Pressure Level dB A H M L 61 59 57 61...

Page 5: ... Range F C 55 4 114 8 F 13 46 C 55 4 114 8 F 13 46 C Condenser Aluminum Fin Copper Tube Aluminum Fin Copper Tube Pipe Diameter in mm 0 28 7 0 28 7 Rows Fin Gap in mm 0 05 2 1 3 0 05 2 1 3 Coil Length x Height x Width in mm 25 x 13 5 x 1 635 x 343 x 25 4 25 x 13 5 x 1 635 x 343 x 25 4 Fan Type Piece Axial Fan 1 Axial Fan 1 Fan Diameter in mm 13 75 349 13 75 349 Sound Pressure Level dB A H M L 61 59...

Page 6: ...ange F C 64 4 109 4 F 18 43 C 64 4 109 4 F 18 43 C Condenser Aluminum Fin Copper Tube Aluminum Fin Copper Tube Pipe Diameter in mm 0 28 7 0 28 7 Rows Fin Gap in mm 0 05 3 1 4 0 05 3 1 4 Coil Length x Height x Width in mm 25 x 13 5 x 1 635 x 343 x 25 4 25 x 13 5 x 1 635 x 343 x 25 4 Fan Type Piece Axial Fan 1 Axial Fan 1 Fan Diameter in mm 13 75 349 13 75 349 Sound Pressure Level dB A H M L 61 59 5...

Page 7: ... 109 4 F 18 43 C 64 4 109 4 F 18 43 C Condenser Aluminum Fin Copper Tube Aluminum Fin Copper Tube Pipe Diameter in mm 0 28 7 0 28 7 Rows Fin Gap in mm 0 05 3 1 4 0 05 3 1 4 Coil Length x Height x Width in mm 25 x 13 5 x 1 635 x 343 x 25 4 25 x 13 5 x 1 635 x 343 x 25 4 Fan Type Piece Axial Fan 1 Axial Fan 1 Fan Diameter in mm 13 75 349 13 75 349 Sound Pressure Level dB A H M L 61 59 57 61 59 57 So...

Page 8: ... F C 64 4 109 4 F 18 43 C 64 4 109 4 F 18 43 C Condenser Aluminum Fin Copper Tube Aluminum Fin Copper Tube Pipe Diameter in mm 0 28 7 0 28 7 Rows Fin Gap in mm 0 05 3 1 4 0 05 3 1 4 Coil Length x Height x Width in mm 25 x 13 5 x 1 5 635 x 343 x 25 4 25 x 13 5 x 1 5 635 x 343 x 25 4 Fan Type Piece Axial Fan 1 Axial Fan 1 Fan Diameter in mm 13 75 349 13 75 349 Sound Pressure Level dB A H M L 63 61 5...

Page 9: ... 64 4 109 4 F 18 43 C 64 4 109 4 F 18 43 C Condenser Aluminum Fin Copper Tube Aluminum Fin Copper Tube Pipe Diameter in mm 0 28 7 0 28 7 Rows Fin Gap in mm 0 05 3 1 4 0 05 3 1 4 Coil Length x Height x Width in mm 25 x 13 5 x 1 5 635 x 343 x 25 4 25 x 13 5 x 1 5 635 x 343 x 25 4 Fan Type Piece Axial Fan 1 Axial Fan 1 Fan Diameter in mm 13 75 349 13 75 349 Sound Pressure Level dB A H M L 63 61 59 63...

Page 10: ...re Range F C 55 4 114 8 F 13 46 C 55 4 114 8 F 13 46 C Condenser Aluminum Fin Copper Tube Aluminum Fin Copper Tube Pipe Diameter in mm 0 31 8 0 31 8 Rows Fin Gap in mm 0 05 3 1 4 0 05 3 1 4 Coil Length x Height x Width in mm 25 x 13 85 x 2 25 635 x 352 x 57 2 25 x 13 85 x 2 25 635 x 352 x 57 2 Fan Type Piece Axial Fan 1 Axial Fan 1 Fan Diameter in mm 13 75 349 13 75 349 Sound Pressure Level dB A H...

Page 11: ...nge F C 55 4 114 8 F 13 46 C 55 4 114 8 F 13 46 C Condenser Aluminum Fin Copper Tube Aluminum Fin Copper Tube Pipe Diameter in mm 0 31 8 0 31 8 Rows Fin Gap in mm 0 05 3 1 4 0 05 3 1 4 Coil Length x Height x Width in mm 25 x 13 85 x 2 25 635 x 352 x 57 2 25 x 13 85 x 2 25 635 x 352 x 57 2 Fan Type Piece Axial Fan 1 Axial Fan 1 Fan Diameter in mm 13 75 349 13 75 349 Sound Pressure Level dB A H M L ...

Page 12: ...6 8 7 5 7 5 7 5 8 0 8 0 8 1 8 8 8 8 8 8 SHR 0 45 0 60 0 81 0 46 0 63 0 83 0 46 0 65 0 83 0 47 0 69 0 84 0 49 0 74 0 83 RATING POINT ARI 310 380 EXTENDED COOLING PERFORMANCE OUTDOOR DRY BULB TEMP DEGREES F AT 40 R H 75 85 95 105 110 INDOOR WET BULB TEMP DEGREES F AT 80 F D B 72 67 62 72 67 62 72 67 62 72 67 62 72 67 62 EKTH07 BTUh 9055 8709 8062 8624 8131 7500 8285 7700 6815 7762 6892 6076 6907 594...

Page 13: ...Uh 5250 5540 6300 6899 7620 WATTS 509 518 540 549 580 AMPS 2 4 2 5 2 5 2 6 2 7 EKTH09 BTUh 6004 6399 8100 8647 9244 WATTS 646 656 720 725 735 AMPS 3 5 3 5 3 6 3 6 3 7 EKTH12 BTUh 7726 8531 10700 11278 12235 WATTS 883 917 1010 1040 1073 AMPS 4 2 4 3 4 7 4 9 5 1 EKTH15 BTUh 10926 11258 13800 15097 16540 WATTS 1280 1297 1390 1472 1539 AMPS 6 0 6 1 6 6 6 9 7 2 RATING POINT ARI 310 380 ...

Page 14: ...while the compressor runs and the fan runs at the preset fan speed When Tamb Tpreset 2 F 1 C the compressor will turn off while the fan will continue to run for 3 minutes If Tamb Tpreset 2 F 1 C the fan will stop for 10 mins and then turn on for 2 minutes at the preset speed It will continue to cycle the fan on and off in this sequence until Tamb Tpreset 2 F 1 C then the fan and the compressor wil...

Page 15: ...6 F 16 30 C by pressing the UP and DOWN buttons Set temperature ranges can be specified through configuration of the dip switches 2 Display and LED Display 1 Mode LED display when the A C is runing the corresponding LED is illuminated 2 Running power LED In ON mode the LED is green in color In STOP status the controller is red in color 3 Fan speed display When the A C is running on high medium and...

Page 16: ...l Functions and Features The PTAC unit is designed to be operated by the unit s main control panel however factory installed connections are included to allow the PTAC to operate via remote thermostat or energy management input front desk control Energy Management Input ...

Page 17: ... To size transformer use the following equation Quantity of PTAC units x 12 va Transformer Size va Example 110 PTAC units x 12 va 1320 vaTransformer 2 Following are American Wire Gauge recommended sizes AWG WIRE SIZE NO MAXIMUM LENGTH ft 24 400 22 600 20 900 18 1500 16 2000 ...

Page 18: ... MANUAL Heat Controller Inc 17 Wall Thermostat Connections A standard low voltage wall thermostat can be wed with the PTAC unit s factory installed terminal Multiple PTACs can even be connected together on a single wall thermostat ...

Page 19: ...Heat Controller Inc SERVICE MANUAL Packaged Terminal A C 18 Typical Wiring Diagram ...

Page 20: ... speed MODE COOL For cooling MODE HEAT For heating NOTE If unit is a heat pump raising the heat setting by 5 F will cause unit to use its electric heating elements for one cycle in order to reach the new requested temperature quickly MODE FAN For fan only operation ON OFF Turns the unit on or off NOTE The LED above the ON OFF button will be green when unit is ON and red when the unit is OFF All ot...

Page 21: ...oor Air Temperature Sensor Biasing for Cooling mode Sometimes known as an anticipator the air temperature sensor bias is used to adjust the room air temperature reading in cooling mode Not normally required Indoor Air Temperature Sensor Biasing for Heating mode Sometimes known as an anticipator the air temperature sensor bias is used to adjust the room air temperature reading in heating mode Not n...

Page 22: ...ust be moved to the Wall Thermostat Enable Posi tion before the wall thermostat will begin control Heat and Cool Fan CON CYC Dip switches Allows the fan to operate in continuous or cycle modes while the unit is in heating or cooling mode continuous or cycle CON Continuous Allows fan to run continuously circulating air even when the temperature setting has been satisfied This switch helps to mainta...

Page 23: ...he compressor and run the electric heater solely after 15 seconds 3 Antifreezing protection for evaporator Whe the compressor is running under wired controller s heating signal if T inner tube 28 F 2 C is detected for 1 minute successively the compressor and outdoor fan will stop running and the indoor fan will run normally according to the wired controller s signal Before the protection if there ...

Page 24: ...er Inc 23 Electric Circuit Diagram 5 5 5 5 5 If the above electric circuit diagram has changed please refer to it provided on the body Electric Circuit Diagram This electrical diagram is subject to change Please refer to the diagram in the actual unit ...

Page 25: ...30 208v units provide power cord fire protection Unit power automatically disconnects when unsafe conditions are detected Power to the unit can be restored by pressing the reset button on plug head Upon completion of unit installation for 230 208V models an operational check should be performed using the TEST RESET buttons on the plug head NOTE The 265V models do not incorporate this feature as th...

Page 26: ...elines below Clean both sides of outdoor coil Never use high pressure spray on coils Clean basepan and outdoor vent filter Clean outdoor orifice and fan Clean indoor coil Never use high pressure spray on coils Clean indoor fan wire screen and front panel Clean or install new indoor air inlet filter s Clean wall sleeve and outdoor grille Inspect cord and receptacle Secure electrical connections Ens...

Page 27: ...e any malfunctioning parts Check unit pressures and temperatures to de termine if there is proper refrigerant charge 15 Trouble Shooting Guide No power to the unit Fuse is burned out or blown Supply voltage is too low Circuit breaker has tripped Wire connection is loose or unconnected Transformer is broken Controller is broken Receiver head is loose Reciever head is broken or the plug hasn t conne...

Page 28: ...PACKAGED TERMINAL A C SERVICE MANUAL Heat Controller Inc X 07 2010 27 ...

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