INVENTOR V1CI-12 User manual

Cassette Type Air Conditioner (With Wire Controller)
V1CI-12
V1CI-18
V1CI-24
V1CI-30
V1CI-36
V1CI-45

Contents
1. Names and functions of parts........................................................................ 1
2. Safety Considerations ....................................................................................2
3. User Notice......................................................................................................6
4. Displaying Part............................................................................................... 7
4.1 LCD Display of Wired Controller...........................................................................7
4.2 Instruction to LCD Display.....................................................................................8
5. Buttons............................................................................................................9
5.1 Silk Screen of Buttons ............................................................................................9
5.2 Instruction to Function of Buttons ..........................................................................9
6. Installation of Wired Controller .................................................................10
7. Instruction to Operation.............................................................................. 11
7.1 On/Off...................................................................................................................11
7.2 Mode Setting ........................................................................................................11
7.3 Temperature Setting..............................................................................................12
7.4 Fan Speed Setting .................................................................................................12
7.5 Swing Control Function........................................................................................13
7.6 Timer Setting ........................................................................................................14
7.7 Air Exchange Setting＊........................................................................................15
7.8 Sleep Setting.........................................................................................................16
7.9 Turbo Function Setting .........................................................................................17
7.10 SAVE Function Setting.......................................................................................18
7.11 E-HEATER Setting＊.........................................................................................19
7.12 Blow Function Setting ........................................................................................20
7.13 Quiet Function Setting........................................................................................21
7.14 Field Functions ...................................................................................................22
7.15 Other Functions.....................................................................................................22
8. Error Display................................................................................................24
9. Remote control operation procedure(standard fitting) ............................27
10. Instructions of Unit Installation..................................................................37
10.1 Installation notes.................................................................................................37
10.2 Install of the cassette type indoor unit ................................................................38
10.3 Electric wiring ....................................................................................................45

10.4 Installation of panel ............................................................................................46
10.5 Install of outdoor unit .........................................................................................50
10.6 Products Electric Installation ..............................................................................60
11. Test operation ............................................................................................... 63
12. Optimum operation .....................................................................................65
13. Care and maintenance(It should be done by professionals).....................66
14. Trouble shooting...........................................................................................70
15. Appendix....................................................................................................... 72

1
1. Names and functions of parts
Indoor Unit Outdoor Unit
V1CI-12
V1CI-18
V1CI-24
V1CI-30
V1CI-36
V1CI-45
U1RS-12
U1RS-18
U1RS-24
U1RS-30
U1RS-36
U1RS-45
U1RT-36
U1RT-45

2
2. Safety Considerations
Please read this manual carefully before use and operate correctly as instructed in the manual.
You are specially warned to note the two symbols below:
WARNING! ：A symbol indicating that improper operation might cause human death or severe
injury
WARNING! ：A symbol indicating that improper operation might cause human property
damage.
This unit shall be used in offices, restaurants, residences or similar places.
WARNING!
Please seek an authorized repair station for installation work. Improper installation might cause
water leakage, electric shock or fire.
Please install at a place strong enough to support the weight of air conditioner unit. If not, the air
conditioner unit might fall down and cause human injury or death.
To ensure proper drainage, the drainage pipe shall be correctly installed according to installation
instructions. Take proper measures for heat preservation to prevent condensing. Improper
installation of pipes might cause leakage and wet the articles in the room.
Do not use or store flammable, explosive, poisonous or other dangerous substances beside the air
conditioner.
In case of trouble (e.g. burnt smell), please immediately cut off the main power of air conditioner
unit.
Keep air flow to avoid shortage of oxygen in the room.
Never insert your finger or any objects into air outlet and inlet grill.
Never plug or unplug the power cable directly to start or stop the air-conditioning unit.
Please take constant care to check if the mounting rack is damaged after long use.
Never modify the air conditioner. Please contact the dealer or professional installation workers
for repair or relocation of the air conditioner.
The appliance shall not be installed in the laundry.
Before installation, please check the power supply for compliance with the ratings on nameplate.
Check the power safety as well.(Operating by professional)
Before use, please check and confirm if the cables, drainage pipes and pipelines are correctly
connected, hence to eliminate the risk of water leakage, refrigerant leakage, electric shock or fire.
Main power must be securely earthed to ensure effective grounding of air conditioner unit and
avoid the risk of electric shock. Please do not connect the earthing cable to coal gas pipe, water
pipe, lightning rod or telephone line.
Once started, the air conditioner shall not be stopped at least after 5 minutes or longer; otherwise
the oil return to compressor may be affected.
Do not let the child to operate the air conditioner unit.
Do not operate the air conditioner unit with wet hand.
Please disconnect the main power before cleaning the air conditioner or replacing the air
filter.(Operating by professional)
Please disconnect the main power if to put the air conditioner unit out of use for a long period.
Please do not expose the air conditioner unit directly under corrosive environment with water or
moisture.
Please do not foot on or place any goods on air conditioner unit

3
After electrical installation, the air conditioner unit shall be energized for electrical leakage
test.(Operating by professional)
If the supply cord is damaged, it must be replaced by the manufacturer or its service agent or a
similarly qualified person in order to avoid a hazard.
An all-pole disconnection switch having a contact separation of at least 3mm in all poles should
be connected in fixed wiring.
The appliance shall be installed in accordance with national wiring regulations.
The temperature of refrigerant circuit will be high, please keep the interconnection cable away
from the copper tube.

4
Read the following carefully to assure safe use.
NOTE:Children should be supervised to ensure that they do not play with the appliance.

5
NOTE: This appliance is not intended for use by persons (including children) with reduced physical,
sensory or mental capabilities, or lack of experience and knowledge, unless they have been given
supervision or instruction concerning use of the appliance by a person responsible for their safety.

6
3. User Notice
☆Ensure unified power supply for each indoor unit.
☆Never install wired controller in wet place or under sunlight directly.
☆Shielding twisted pair line must be adopted as signal line or wiring
(communication) of wired controller once the unit is installed in the place
where there is electromagnetic interference.
☆Make sure communication line is connected into correct port to
avoid communication malfunction.
☆Never knock, throw or frequently disassemble the wired controller.
☆Never operate the wired controller with wet hand.

7
4. Displaying Part
Fig.1 Outline of wired controller
4.1 LCD Display of Wired Controller
Fig.2 LCD display