Daikin THC02 Installation And Maintenance Manual

Daikin THC02 Installation And Maintenance Manual

Ceiling concealed fan-coil unit

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Installation and Maintenance Manual
Ceiling Concealed Fan-Coil Unit
Models: THC02, THC03, THC04, THC06, THC08, THC10, THC12
IM 745-3
Group: Fan Coil
668708901
Part Number:
Date: October 2018

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Summary of Contents for Daikin THC02

  • Page 1 Installation and Maintenance Manual IM 745-3 Group: Fan Coil 668708901 Part Number: Date: October 2018 Ceiling Concealed Fan-Coil Unit Models: THC02, THC03, THC04, THC06, THC08, THC10, THC12...
  • Page 2: Table Of Contents

    Model C3H, 02–12JA, 277V, 60Hz ....5 Safety Precautions Receiving All units leaving the Daikin Applied plant are inspected for CAUTION quality prior to shipment. Carefully inspect all shipments immediately upon delivery. Note Sharp edges and coil surfaces are injury hazards.
  • Page 3: Installation

    nstallatIon Recommendations Air Duct Connection Air ducts should be made of galvanized steel and NOTICE connected to the flange of the unit with a canvas connector. Refer to the unit dimensions. Insert the duct into the flange and Before installation and running the unit, please check the fix with screws.
  • Page 4: Installation

    nstallatIon Drain Pipe Connection - Per Local Codes Figure 5: Interface Control Junction Box (Left End Shown) The drain pipe can be PVC or steel. Connect the drain pipe to the unit. Pipe insulation is recommended to avoid condensation. The suggested slope of the drain pipe is at least 1/8"...
  • Page 5: Wiring Diagrams

    IrIng Iagrams Model C3H, 02–12EA, 208–230V, 60Hz Model C3H, 02–12JA, 277V, 60Hz www.DaikinApplied.com IM 745-3...
  • Page 6: Model C3H, 02-12Aa, 115V, 60Hz

    IrIng Iagrams Model C3H, 02–12AA, 115V, 60Hz Models THCH02, THCH03, THCH04 and THCH06 (Basic Unit Only) Figure 7: (115V / 1Ph / 60Hz), (208-230V / 1Ph / 60Hz) Figure 8: (220V / 1Ph / 50Hz) FAN SPEED FAN SPEED FAN SPEED FAN SPEED SWITCH SWITCH...
  • Page 7: Models Thch08, Thch10 And Thch12

    IrIng Iagrams Models THCH08, THCH10 and THCH12 (Basic Unit Only) Figure 9: (115V / 1Ph / 60Hz), (208-230V / 1Ph / 60Hz) Figure 10: (220V / 1Ph / 50Hz) FAN SPEED FAN SPEED FAN SPEED FAN SPEED SWITCH SWITCH SWITCH SWITCH ORANGE ORANGE...
  • Page 8: Dimensional Data

    ImensIonal Figure 13: THC Horizontal Concealed, with Extended Drain Pan and 6.54" Plenum Filter Box 4.66" .877" Detail (Optional) LV-3SP Jbox - Interface Control Junction Box 7.73" (Optional) LV-3SP Jbox 7.73"H x 6.54"W x 3.38"D Filter (always located on the end 3.13"...
  • Page 9: Maintenance

    aIntenanCe General Monthly intervals A good general maintenance plan will avoid performance loss 1 . Inspect and clean the condensate drain pan to help avoid and unexpected shut-down of the equipment. clogging of drainage by dirt, dust, etc. Inspect drainage piping for proper condensate flow.
  • Page 10: Troubleshooting

    roubleshootIng Problem, Cause and Solution If the unit does not work properly, first check the points reported in the table below before requesting service. If the problem cannot be solved, contact your dealer or service center. Problem Description Possible Cause Recommended Solution Wait until the power is on or turn on the unit Power failure or the unit power is not on.
  • Page 11: Failure Code Information

    roubleshootIng Failure Code Information When the motor is failure-free standby, the LED indicator light of the driver will be on for 1 second, off for 1 second, and flickering following the cycle; When the motor runs normally, the LED indicator light of the driver will be always on; If there is failure, the indicator light will be on for 0.3 second, off for 0.3 second, flickering for N times and off for 3 seconds, then flickering following the cycle.
  • Page 12 Daikin Applied Training and Development Now that you have made an investment in modern, efficient Daikin equipment, its care should be a high priority. For training information on all Daikin HVAC products, please visit us at www.DaikinApplied.com and click on Training, or call 540-248-9646 and ask for the Training Department.

This manual is also suitable for:

Thc04Thc08Thc10Thc03Thc12Thc06

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