Nortek WRC4 Owner'S Manual Download

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Wired Remote Controller

WRC4

Owner's Manual

Original Instructions

NORTEK GLOBAL HVAC, LLC

Please read this owner's manual carefully before operation and retain for future reference.

Specifications & illustrations subject to change without notice or incurring obligations.

If you have lost the owner’s manual, please visit www.NortekHVAC.com for electronic version.

Summary of Contents for WRC4

Page 1: ...L HVAC LLC Please read this owner s manual carefully before operation and retain for future reference Specifications illustrations subject to change without notice or incurring obligations If you have lost the owner s manual please visit www NortekHVAC com for electronic version ...

Page 2: ...ller is universal The remote receiver is either in the indoor unit or in the As for some indoor units connected with the wired controller if use the remote controller whose Some functions of the wired controller are not available for certain kinds of units more details please refer to the owner s manual of unit The setting of such unavailable function will not affect unit s operation Please read t...

Page 3: ...tting 4 3 3 Temperature Setting 4 3 4 Fan Setting 5 3 5 Timer Setting 5 3 6 Swing Setting 7 3 7 Sleep Setting 8 3 8 Turbo Setting 9 3 9 E heater Setting 10 3 10 Blow Setting 11 3 11 Other Functions 12 4 Installation and Dismantlement 13 4 1 Connection of the Signal Line of the Wired Remote Controller 13 4 2 Installation of the Wired Remote Controller 13 4 3 Dismantlement of the Wired Remote Contro...

Page 4: ...f the Wired Remote Controller 1 2 LCD of the Wired Remote Controller SHIELD MEMORY MASTER SAVE BLOW QUIET CO2 AUTOT URBO SET HOUR F E HEATER A U T O 1 2 3 4 5 6 7 8 9 10 12 11 13 14 15 16 17 18 19 Fig 2 LCD of the Wired Remote Controller Wired Remote Controller WRC4 Wired Remote Controller WRC4 1 Symbols on LCD 1 1 Outside View of the Wired Remote Controller ...

Page 5: ... recovery 11 Master wired remote controller this function is yet unavailable for this unit 12 It blinks under on state of the unit without operation of any button 13 Energy saving function this function is yet unavailable for this unit 14 Ambient preset temperature value 15 Electric auxiliary heating function 16 Blow function 17 Timing value 18 Quiet function two types quiet and auto quiet this fu...

Page 6: ...s won t respond the press Repress them for 5s to quit this state 4 6 Mode Under OFF state the Celsius and Fahrenheit scales can be switched by 5 7 Function Timer Under OFF state it is available to go to the commissioning status by the temperature display area by pressing Mode then adjust the options which is shown on the timer area by pressing and There are totally four options as follows Indoor a...

Page 7: ...n state of the unit press Mode to switch the operation modes as the following sequence Auto Cooling Dry Fan Heating Auto Cooling Dry Fan Heating 3 3 Temperature Setting Press or to increase decrease the preset temperature If press either of them continuously the temperature will be increased or decreased by 1 F 1 every 0 5s as shown in Fig 6 In the Cooling Dry Fan or Heating mode the temperature s...

Page 8: ...On Off AUTO Fig 7 3 5 Timer Setting Under the On Off state of the unit press Timer to set timer off on Timer on setting press Timer and then LCD will display xx x hour with hour blinking In this Timer off setting press Timer if LCD won t display xx x hour and then it means the timer setting is canceled Timer off setting under the On state of the unit is shown as Fig 8 F F Wired Remote Controller W...

Page 9: ...e of the Unit Timer range 0 5 24hr Every press of or will make the set time increased or decreased by 0 5hr If either of them is pressed continuously the set time will increase decrease by 0 5hr every 0 5s F F F F F Wired Remote Controller WRC4 ...

Page 10: ...Function to enter the Swing setting interface with blinking After that press Enter Cancel to cancel this function Swing setting is shown as Fig 9 Fig 9 Swing Setting Note Sleep Turbo or Blow setting is the same as the Swing setting After the setting has been done it has to press the key Enter Cancel to back to the setting F F F F F Wired Remote Controller WRC4 ...

Page 11: ...s function In the Cooling or Dry mode the temperature will increase by 1 after the unit runs under Sleep 1 for 1hr and 1 after another 1hr After that the unit will run at this temperature In the Heating mode the temperature will decrease by 1 after the unit runs under Sleep 1 for 1hr and 1 after another 1hr After that the unit will run at this temperature Sleep setting is shown as Fig 10 Fig 10 Sl...

Page 12: ...e setting value In the Cooling or Heating mode press Function till the unit enters the Turbo setting interface When the Turbo function is activated press Function to enter the Turbo setting interface and then press Enter Cancel to cancel this function Turbo function setting is as shown in Fig 11 Fig 11 Turbo Setting F F F F F Wired Remote Controller WRC4 ...

Page 13: ...ill be turned on automatically Press Function in the Heating mode to enter the E heater setting interface and then press Enter Cancel to cancel this function Press Function to enter the E heater setting interface if the E heater function is not activated and then press Enter Cancel to turn it on The setting of this function is shown as Fig 12 below Fig 12 E heater Setting F F F F F Wired Remote Co...

Page 14: ...s Function to the Blow setting interface and then press Enter Cancel to cancel this function Blow function setting is as shown in Fig 13 Fig 13 Blow Setting Notes When the Blow function is activated if turning off the unit by pressing On Off or by the remote controller the indoor fan will run at the low fan speed for 2 min with BLOW displayed on the LCD While if the Blow function is deactivated th...

Page 15: ...imer display area through the button or Indoor ambient temperature is sensed at the return air inlet 01 in the timer display area Indoor ambient temperature is the sensed at the wired controller 02 in the timer display area Select the temperature sensor at the return air inlet under the cooling dry and fan modes while select the temperature sensor at the wired controller under the heating and auto...

Page 16: ...he Signal Line of the Wired Remote Controller Open the cover of the electric control box of the indoor unit Let the single line of the wired remote controller through the rubber ring Connect the signal line of the wired remote controller to the 4 pin socket of the indoor unit Tighten the signal wire with ties The communication distance between the main board and the wired remote controller can be ...

Page 17: ... of wired controller on the wall and then use screw M4 25 to fix soleplate and installation hole on wall together attach the sponge 20 20 2 at the screw hole and then press it with fingers to make sure it s attached firmly 4 Insert the four core twisted pair line into the slot of the wired remote controller and then buckle the front panel and the soleplate of the wired remote controller together 5...

Page 18: ... controller are respectively connected to the corresponding communication needle stand terminal of the 1wired controller by the communication cable the other needle stand of 1 wired controller is connected to the 2 wired controller through the telecommunication cable and so forth until connect to the n wired controller Except the last wired controller in the control system only use CN2 or CN3 and ...

Page 19: ...ntroller must be the shielding twisted pair lines 4 3 Dismantlement of the Wired Remote Controller 1 3 4 2 5 Errors Display If there is an error occurring during the operation of the system the error code will be displayed on the LCD as show in Fig 18 If multi errors occur at the same time their codes will be displayed circularly Note In event of any error please turn off the unit and contact the ...

Page 20: ...otection HE Over phase current protection P5 PFC protection Hc Compressor desynchronizing H7 IPM Temperature Protection P8 IPM Current protection H5 Over power protection L9 Compressor phase loss reversal protection Ld System charge shortage or blockage protection F0 Frequency restricted reduced with whole unit current protection F8 Capacitor charging error PU Frequency restricted reduced with IPM...

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