Tenesun KRS-HC Series Operation Manual

New KRS-HC series Wire Controller Operation Manual

Wire controller operation manual

1. Description of key

Refer key-function: read the running status and fault of heat pump

Menu key-function: enter or quit the interface of menu item

up/down key-function: choose menu item or parameter item

Enter key-function: confirm the mean item, password, etc.

+/- key-function: change parameter or password input, etc.

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New KRS-HC series Wire Controller Operation Manual

On/off key-function: start and stop heat pump

2. Description of LCD display

A. Start screen

After heat pump is power on, the wire controller appears start screen. Press any key or wait for 10
seconds, the LCD display appears main interface.

B. Main interface

inlet water temperature or outlet water temperature

setting inlet or outlet water temperature

inlet water temperature or outlet water temperature

setting inlet or outlet water temperature

In the first line of the main interface, it displays date. Year/month/day, week, time.
In the second line of the main interface, it displays inlet water temperature/outlet water temperature and
setting water temperature.
In the third line of the main interface, it displays working status of heat pump.
On/off key: On the normal condition, press the key to start or stop the heat pump. When heat pump is at
anti-freeze status, press Enter key to quit the status of anti-freeze manually. When heat pump is locked
within time limit, press on/off key to enter the status of password input to unlock.

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New KRS-HC series Wire Controller Operation Manual

Menu key: enter or quit the menu item interface.
Refer key: when heat pump is without new fault, users could press refer key to read the running status.

When heat pump is with fault, users could press refer key to read the error code.

Note: Heat pump control basis instruction

Control basis of heat pump Inlet water temperature/outlet Setting inlet water temp./outlet
Inlet water Inlet water temperature Setting inlet water temperature
Outlet water Outlet water temperature Setting outlet water temperature

*Descriptions of symbol

: it means now heat pump doesn’t has timer on/off function which has not been carried out.

: it means now heat pump has timer on/off function which has not been carried out.

: it means compressor doesn’t start.

: it means compressor is working.

: it means heat pump is at the status of defrost.

: it means heat pump is on cooling mode.

: it means heat pump is on heating mode.

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New KRS-HC series Wire Controller Operation Manual

C. Main menu interface

When wire controller appears main interface, users press Menu key to enter the Menu interface, then
press 【

press Menu key to return. MENU item includes working status inquiry, parameter setting, and fault
inquiry.

+/-】key to choose menu item. Users could press Enter key to read the function interface, and

D. Status inquiry interface

When wire controller appears status inquiry interface, users press Enter key to enter above interface. Or
when wire controller appears main interface and heat pump doesn’t have fault, users press Refer key to
enter the interface, then press 【▲/▼】key to choose menu item. Users could press Enter key to read the
function interface, and press Menu key to return. The MENU item includes system status, module
com.status, total run time and sensor status.

E. System status interface

When wire controller appears system status interface, users press Enter key to enter above interface.
Press 【▲/▼】key to choose menu item, and press 【

Menu key to return. The MENU item includes oilpreheat status, heater status, pump status, module
compressor status, and defrost status.

: it means compressor is working. : it means defrost is on working.

+/-】key to choose compressor number, press

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New KRS-HC series Wire Controller Operation Manual

F. Module com. status interface

When wire controller appears status inquiry interface, users choose module com. Status item and press
Enter key to enter above interface. Press Menu key to return.

: it means the module is on working. : it means the module is not on working.

G. Total run time interface

When wire controller appears status inquiry interface, users choose total run time item and press Enter
key to enter above interface. Press 【

return. The interface could guide users to know total run time of water pump and compressor.

+/-】key to choose compressor number, and press Menu key to

H. Sensor status interface

When wire controller appears status inquiry interface, users choose sensor status item and press Enter
key to enter above interface. Press 【▲/▼】key to choose item, press【

number, and press Menu key to return. The interface could guide users to know evaporator temperature,
ambient temperature, outlet water temperature, and inlet water tem perature.

+/-】 key to choose module

I. Edit setting menu

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