Heat Controller Air Handler Series, Installation, Operation & Maintenance Manual

Page 1: ...Heat Controller Inc 1900 Wellworth Ave Jackson MI 49203 517 787 2100 www heatcontroller com INSTALLATION OPERATION MAINTENANCE MANUAL Residential Air Handler Air Handler Series...

Page 2: ...6 Unit Dimensional Data 7 Installation 8 13 Electrical Thermostat Wiring 14 ECM Blower Control 15 Blower Performance Data 16 Electrical Power Wiring 17 Electrical Table 17 Wiring Diagram 18 Electric...

Page 3: ...TION REFRIGERANT G R410A NOMINAL CAPACITY 024 TXV TYPE S STANDARD CONTROLS CABINET SIZE WIDTH X HEIGHT INCHES VOLTAGE 036 048 060 UNIT SIZE 024 ONLY 18 5 X 44 A B C UNIT SIZE 024 036 048 ONLY 22 5 X 5...

Page 4: ...l due precautions must be taken to avoid physical damage to the units and contamination by foreign material Physical damage and contamination may prevent proper start up and may result in costly equip...

Page 5: ...anual Read these items carefully before attempting any installation service or troubleshooting of the equipment DANGER Indicates an immediate hazardous situation which if not avoided will result in de...

Page 6: ...eeds ECM Variable Fan Motor hp 1 2 1 Blower Wheel Size Dia x W in mm 9 x 7 229 x 178 12 x 10 305 x 254 Air Coil Dimensions H x W in mm 3 2 Row 14 x 17 356 x 432 3 2 Row 24 x 17 610 x 432 3 3 Row 24x17...

Page 7: ...625 1 6 R A Opening 0 875 2 2 0 75 1 9 8 5 21 6 3 6 9 4 Detail A A Primary Drain Vertical Horizontal and Downflow Configuration B Secondary Drain Vertical and Downflow Configuration C Secondary Drain...

Page 8: ...s at the bottom The unit is now in downflow position with front access Position the ECM wire harness connection at the 4 to 8 o clock position to prevent condensation from entering motor controller 7...

Page 9: ...Connect the auxiliary drain line to a separate drain line no trap is needed in this line and terminate according to national and local codes 8 If a return duct is connected to the air handler it must...

Page 10: ...y damage Installation 5HWXUQ LVFKDUJH TOP DISCHARGE 5HWXUQ LVFKDUJH 1 to 2 Filter Rack Conversion The unit is shipped with1 filter rack from the factory The conversion process is assumed that the unit...

Page 11: ...ndoor Coil and Lineset Figure 3 shows the installation of the lineset and TXV to a typical indoor coil Braze the copper line set to the coil Nitrogen should be circulated through the system at 2 3 psi...

Page 12: ...re proper drainage Do not connect condensate drain line to a closed or open sewer pipe Run condensate to an open drain or outdoors The drain line should be insulated where necessary to prevent sweatin...

Page 13: ...ires Please see Thermostat section for more details Low Air Temperature Sensor Installation WDG Air Handlers are shipped with LT2 Low Air Temperature sensor installed in the Air Handler Figure 3 and c...

Page 14: ...at wires protrude through the middle of the back plate Mark the position of the back plate mounting holes and drill holes with a 3 16 5mm bit Install supplied anchors and secure plate to the wall Ther...

Page 15: ...age Heating Y1 Second Stage Heating Y1 Y2 Third Stage Auxiliary Heating Y1 Y2 W Emergency Heating W with no Y1 or Y2 Fan G with no Y1 Y2 or W The ECM motor includes soft start and ramp down features T...

Page 16: ...imum 600 450 550 400 600 450 300 700 WDG 036 0 9 1 2 Default 1050 800 850 650 1100 850 550 1350 Maximum 1500 1100 1200 900 1500 1100 1500 1500 Minimum 900 675 825 600 900 675 450 1350 WDG 048 1 0 1 De...

Page 17: ...transformer primary wire to power block terminal T2 Note L2 will be used as Netural 3 Remove plug in ECM power wiring harness Fig 8 and Install 2 pin jumper plug provided in control box Fig 9 NOTE Wh...

Page 18: ...18 Installation Operation Maintenance AIR HANDLER SERIES Heat Controller Inc WDG024 060 Wiring Diagram 115 208 230 60 1 ECM...

Page 19: ...uld not be necessary 5 Install electric heat in discharge flange where blower assembly has been removed using provided screws as shown In Figure 12 5 5 For downflow or horizontal right discharge units...

Page 20: ...plate on the exterior of the unit 5 Turn on the power to the unit and the auxiliary electric heat Auxiliary Electric Heat Start up Put thermostat in emergency heat mode manual mode on communicating t...

Page 21: ...ng in kW Jumper 1 4 2 3 Jumper 1 3 2 4 Jumper 1 2 3 Stage 1 Stage 2 Stage 1 Stage 2 Stage 1 Stage 2 HGM4C 4 4 4 0 4 0 4 0 HGM5C 5 5 5 0 5 0 5 0 HGM8C 4 or 8 4 4 4 4 4 8 0 HGM10C 5 or 10 5 5 5 5 5 10 0...

Page 22: ...usehold drain cleaners or bleach in the condensate pan or near the indoor coil Drain cleaners will quickly damage the indoor coil MAINTENANCE Unit System Checkout WARNING After installation has been c...

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Page 24: ...Revision History 02 2013 Date Page Description 21 Feb 13 All Various Updates 3 May 12 All First Published Revision History 97B0101N03 97B0101N03...