Lennox VRF Remote Controller User's Manual

Preface

For correct installation and operation, please read all instructions carefully. Before reading the instructions, please be aware of the following items:

1. For the safe operation of this unit, please read and follow the instructions carefully.
2. During operation, total capacity of indoor units should not exceed the total capacity of outdoor units. Otherwise, poor effect of cooling or heating may result.
3. Direct operators or maintainers should well keep this manual.
4. If this unit fails to operate normally, please contact the service center as soon as possible and provide the following information:
   • Content on the nameplate (model number, cooling capacity, production code, ex-factory date).
   • Malfunction details (before and after the malfunction occurs).
5. Each unit has been strictly tested and proved to be qualified before ex-factory. In order to prevent units from being damaged or operating normally because of improper disassembly, please do not disassemble the unit by yourself. If you need to disassemble and check units, please contact the service center. Specialists will be sent to guide the disassembly.
6. All graphics in this manual are only for your reference. For sales or production reasons, these graphics are subject to change by manufacturer without prior notice.

Contents

• 1 Remote Controller VERCL1A
• 1.1 Button name and function introduction
• 1.2 Preparation before operation
• 1.3 Introduction of operation function
• 1.4 Introduction of special functions
• 1.5 Replacing batteries in remote controller and notes

1 Remote Controller VERCL1A

1.2 Preparation before operation

When using the remote controller for the first time or after replacing the batteries, please set the time of the system according to current time in the following steps:

1. Pressing CLOCK button, the [Clock Icon] is blinking.
2. Pressing [Temperature Up Button] or [Temperature Down Button], the clock time will increase or decrease rapidly.
3. Press CLOCK button again to confirm the time and return to display current time.

1.3 Introduction of operation function

1. 1.3.1 Selecting operation mode

   In unit on status, press MODE button to select operation mode in the following sequence: [Cool Mode Icon] ❄️, [Heat Mode Icon] ☀️, [Dry Mode Icon] ?, [Fan Mode Icon] ?, [Auto Mode Icon] ⚙️.

2. 1.3.2 Setting temperature

   In unit on status, press [Temperature Up Button] to increase setting temperature and press [Temperature Down Button] to decrease setting temperature. The range of temperature is from 16°C to 30°C.

   Note: Under auto mode, manual adjustment of temperature is not needed.

3. 1.3.3 Adjusting fan speed

   In unit on status, press FAN button to adjust fan speed in the following sequence: AUTO, [Fan Speed Level 1], [Fan Speed Level 2], [Fan Speed Level 3].

   Notes:

   1. When operation mode changes, fan speed is memorized.
   2. Under dry mode, fan speed is low and can not be adjusted.

4. 1.3.4 Setting swing function

   Setting left&right swing

   1. Under simple swing status, press [Left/Right Swing Button] to adjust left&right swing status.
   2. Under fixed-angle swing status, press [Left/Right Swing Button] to adjust left&right swing angle circularly as below: [Swing Closed], [Swing Angle 1] →, [Swing Angle 2] →, [Swing Angle 3] →, [Swing Angle 4] →.

   Note: Operate continuously left&right swing in 2 seconds, swing states will change according to above-mentioned order, or switch closed state and [Swing State Icon] state.

   Setting up&down swing

   1. Under simple swing status, press [Up/Down Swing Button] to adjust up&down swing status.
   2. Under fixed-angle swing status, press [Up/Down Swing Button] to adjust up&down swing angle circularly as below: [Swing Closed], [Swing Angle 1] ↑, [Swing Angle 2] ↑, [Swing Angle 3] ↑, [Swing Angle 4] ↑.

   Note: Operate continuously left&right swing in 2 seconds, swing states will change according to above-mentioned order, or switch closed state and [Swing State Icon] state.

5. 1.3.5 Setting turbo function

   Under cool or heat mode, press TURBO button to set turbo function.

   When [Turbo Icon] is displayed, turbo function is on.

   When [No Turbo Icon] is displayed, turbo function is off.

   When turbo function is on, the unit operates in super high speed to achieve quick cooling or heating. When turbo function is off, the unit operates in setting fan speed.

6. 1.3.6 Setting light function

   The light on the receiver light board will display present operation status. If you want to turn off the light, please press LIGHT button. Press this button again to turn on the light.

7. 1.3.7 Viewing ambient temperature

   In unit on status, receiver light board or wired controller is defaulted to display setting temperature. Press TEMP button to view indoor or outdoor ambient temperature.

   When [Temperature Display Icon] is displayed, it means the displayed temperature is setting temperature.

   When [Indoor Temperature Icon] is displayed, it means the displayed temperature is indoor ambient temperature.

   When [Outdoor Temperature Icon] is displayed, it means the displayed temperature is outdoor ambient temperature.

   Note: setting temperature is always displayed in Remote Controller.

8. 1.3.8 Setting X-FAN function

   In cool or dry mode, press X-FAN button to set X-FAN function.

   When [X-FAN Icon] is displayed, X-FAN function is on.

   When [No X-FAN Icon] is displayed, X-FAN function is off.

   When X-FAN function is on, the water on the evaporator will be blown away until turning off the unit to avoid mildew.

9. 1.3.9 Setting health function

   In unit on status, press [Health/Air Function Button] to set health function.

   When [Health Icon] is displayed, health function is on.

   When [No Health Icon] is displayed, health function is off.

   Health function is available when the unit is equipped with an ion generator. When health function is on, the anion generator will start operation, adsorbing the dusts and killing the bacteria in the room.

10. 1.3.10 Setting air function

    Press [Health/Air Function Button] until [Air Function Icon] is displayed, then air function is turned on.

    Press [Health/Air Function Button] until [Air Function Icon] is disappeared, then air function is turned off.

    When the indoor unit is connected with fresh air valve, air function setting can control the connection of fresh air valve, which can control the fresh air volume and improve the air quality inside the room.

11. 1.3.11 Setting sleep function

    In unit on status, press SLEEP button to turn on or turn off sleep function.

    When [Sleep Icon] is displayed, sleep function is on.

    When [No Sleep Icon] is displayed, sleep function is off.

    Notes:

    1. Sleep function can not be set in auto and fan mode.
    2. When turning off the unit or switching mode, sleep function is cancelled.

12. 1.3.12 Setting I FEEL function

    In unit on status, press I FEEL button to turn on or turn off I FEEL function.

    When [I FEEL Icon] is displayed, I FEEL function is on.

    When [No I FEEL Icon] is displayed, I FEEL function is off.

    When I FEEL function is turned on, the unit will adjust temperature according to the temperature detected by the remote controller to achieve the best air-conditioning effect. In this case, you should place the remote controller within the valid receiving range.

13. 1.3.13 Setting timer

    You can set the operation time of unit as you need. You can also set timer on and timer off in combination.

    Before setting, check if the time of the system is the same as the current time. If not, please set the time according to current time.

    1.3.13.1 Setting timer off

    1. Pressing TOFF button, “OFF” is blinking and time displaying zone displays the timer time of last setting.
    2. Press [Temperature Up Button] or [Temperature Down Button] to adjust the timer time.
    3. Press TOFF button again to confirm setting. OFF is displayed and time displaying zone resumes to display current time.
    4. Press TOFF button again to cancel timer and OFF is not displayed.

    1.3.13.2 Setting timer on

    1. Pressing TON button, “ON” is blinking and time displaying zone displays the timer time of last setting.
    2. Press [Temperature Up Button] or [Temperature Down Button] to adjust the timer time.
    3. Press TON button again to confirm setting. ON is displayed and time displaying zone resumes to display current time.
    4. Press TON button again to cancel timer and ON is not displayed.

1.4 Introduction of special functions

1. 1.4.1 Setting child lock

   Press [Temperature Up Button] and [Temperature Down Button] simultaneously to lock the buttons on remote controller and [Child Lock Icon] is displayed.

   Press [Temperature Up Button] and [Temperature Down Button] simultaneously again to unlock the buttons on remote controller and [Child Lock Icon] is not displayed.

   If the buttons are locked, the [Child Lock Icon] blinks 3 times when pressing the button and any operation on the button is invalid.

2. 1.4.2 Switching temperature scale

   In unit off status, press MODE button and [Temperature Up Button] simultaneously to switch temperature scale between °C and °F.

3. 1.4.3 Setting energy-saving function

   In unit on status and under cool mode, press CLOCK and TEMP button simultaneously to enter energy-saving mode.

   When [Energy Saving Icon] (SE) is displayed, energy-saving function is on.

   When [Energy Saving Icon] (SE) is not displayed, energy-saving function is off.

   If you want to turn off the energy-saving function, press CLOCK and TEMP button and [Energy Saving Icon] (SE) is not displayed.

   Note: energy-saving function is only available in cooling mode and it will be exited when switching mode or setting sleep function.

4. 1.4.4 Absence function

   In unit on status and under heat mode, press CLOCK and TEMP button simultaneously to enter absence function. Temperature displaying zone displays 8 and [Absence Function Icon] is displayed.

   Press CLOCK and TEMP button simultaneously again to exit absence function. Temperature displaying zone resumes previous display and [Absence Function Icon] is not displayed.

   In winter, absence function can keep the indoor ambient temperature above 0°C to avoid freezing.

   Note: Absence function is only available in heating mode and it will be exited when switching mode or setting sleep function.

1.5 Replacing batteries in remote controller and notes

Instructions for replacing batteries:

1. Lift the cover along the direction of arrow (as shown in Figure 1).
2. Take out the original batteries (as shown in Figure 1).
3. Place two 7# (AAA 1.5V) dry batteries, and make sure the position of “+” polar and “-” polar is correct (as shown in Figure 2).
4. Reinstall the cover (as shown in Figure 2).

Figure 1 shows the back of the remote controller with a cover being lifted along an arrow. Figure 2 shows the battery compartment with two AAA batteries being inserted, indicating the correct polarity (+ and -).

Notes:

1. The remote controller should be placed 1m away from the TV set or stereo sound sets.
2. The operation of remote controller should be performed within its receiving range.
3. If you need to control the main unit, please point the remote controller at the signal receiving window of the main unit to improve the receiving sensibility of main unit.
4. When the remote controller is sending signal, the [Signal Transmission Icon] will be blinking for 1 second. When the main unit receives valid remote control signal, it will give out a sound ([Signal Reception Sound Icon]).
5. If the remote controller does not operate normally, please take the batteries out and reinsert them after 30 seconds. If it still can't operate properly, replace the batteries.
6. When replacing the batteries, do not use old or different types of batteries, otherwise, it may cause malfunction.
7. When you won't use the remote controller for a long time, please take out the batteries.