YMGI VRFI-07EC4-D2B(55)5 Скачать руководство пользователя страница 34 | Manualshive

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YMGI VRFI-07EC4-D2B(55)5 Скачать руководство пользователя страница 34

YMGI: Your Modern Green Idea

YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World!

34

1. Tighten the power wires respectively on the terminal boards using the screws. Faulty connections can

result in a fire.

2. If the power supply wires are connected incorrectly the air conditioner may be damaged.
3. Connect the indoor unit connection cord properly based on the corresponding marks as shown in the

illustrations on the previous page.

4. Ground both the indoor and outdoor units using a ground wire.

5.

The unit should be grounded in compliance with the applicable local and national codes.

Installation of Controllers

Refer to the Installation Manual of the controller for more details.

Test Running

Trial Operation and Testing

1. The error codes and definitions:

Number

Error Code

Error

1

E1

Compressor high pressure protection

2

E2

Indoor anti-freeze protection

3

E3

Compressor low pressure protection, refrigerant lack protection and refrigerant
collecting mode

4

E4

Compressor high discharge temperature protection

5

E5

AC over-current protection

6

E6

Communication error

7

E7

Mode conflict

8

E8

Anti-high temperature protection

9

E9

Full water protection

10

F1

Indoor ambient temperature sensor is open/short circuited

11

F2

Indoor evaporator temperature sensor is open/short circuited

12

F3

Outdoor ambient temperature sensor is open/short circuited

13

F4

Outdoor condenser temperature sensor is open/short circuited

14

F5

Outdoor discharge temperature sensor is open/short circuited

15

C5

Jumper cap malfunction protection

16

EE

Loading EEPROM malfunction

Notes:



If you see an error code not listed, please contact qualified professionals for service.



When the unit is connected to the wired controller, the error code will be simultaneously shown on it.

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Содержание VRFI-07EC4-D2B(55)5

Страница 1: ...ng and heating equipment such as NEC State or Local Codes and all related documents manuals provided by YMGI Failure to follow and adhere to all codes and documentation can cause damage to equipment p...

Страница 2: ...Hiring an HVAC Contractor 11 System Diagram 13 Accessories 14 Ceiling Cassette Specification Sheet 15 Recommended Tools for Installation 17 Installation Site Selection 18 Connection Pipe Requirements...

Страница 3: ...rements for handling reclaiming recovering and recycling of certain refrigerants the equipment and tools necessary to perform these service procedures In addition some states or municipalities may hav...

Страница 4: ...stem installer or HVAC professional as soon as possible and provide the following information Data on the unit model number serial number and owner s name A detailed description of the unit s problem...

Страница 5: ...etc which the manufacturer may not require certified and licensed personnel to install Reading and following YMGI Group recommendations and requirements contained in the following pages and other doc...

Страница 6: ...ling the piping through any structures at time of installation 2 Not installing an oil P trap in the copper suction line where the indoor unit is located 18 feet or more below the outdoor unit 3 Cross...

Страница 7: ...D or any other identifying marks on each pair of copper lines and wiring cable sets to keep from cross piping or cross wiring in multiple zone installations or where pipes for different single zone s...

Страница 8: ...ation or 90 days as of original shipping date from YMGI Group whichever comes first This is a standard limited liability warranty and DOES NOT cover the following Any damage or repairs to properties o...

Страница 9: ...st will be charged accordingly 3 YMGI will ground ship out the parts ASAP Expedited shipping is available at the customer s expense 4 Replacement parts that have an approved warranty registration are...

Страница 10: ...YMGI Your Modern Green Idea YMGI Engineered Comfort Products for A Sustainable and Efficient Green World 10...

Страница 11: ...time and it will be easier for you to determine if they are reputable Use only a reputable licensed certified HVAC installation professional to prevent any unexpected charges because of unethical busi...

Страница 12: ...ifference between indoor and outdoor unit within 41 5 YMGI Group recommends that only properly trained and authorized personnel be allowed to repair or service the unit Improper repairs or servicing c...

Страница 13: ...ngineered Comfort Products for A Sustainable and Efficient Green World 13 SAMPLE DIAGRAM OF INSTALLED SYSTEM The refrigerant pipe drain pipe and electrical wiring for this unit should be installed by...

Страница 14: ...er with the hanger bolt for installing the unit 4 Installation Template 1 Used for ceiling drilling 5 Template Mounting Board 4 Prevents gasket from falling off 6 Remote Controller and Batteries 1 Rem...

Страница 15: ...0 625 0 625 0 625 0 625 MOP Amp 15 15 15 15 15 Condensate Pump Lift from base of unit in 19 11 16 19 11 16 19 11 16 19 11 16 19 11 16 Sound Pressure Level H M L dB A 36 34 31 37 35 32 37 35 32 37 35...

Страница 16: ...15 15 15 15 Condensate Pump Lift from base of unit in 19 11 16 19 11 16 19 11 16 19 11 16 19 11 16 Sound Pressure Level H M L dB A 38 36 33 40 38 35 41 38 36 43 41 38 43 41 38 Refrigerant R410A R410A...

Страница 17: ...Individual wrench Set Use Two at One Time Flare Nut Tool Set Not Shown Hex Head Allen Wrench Sets Metric and Imperial Brazing Rods and Brazing Torch Outfit for AC Application Not Shown Brazing Flux N...

Страница 18: ...e the installation complies with the installation minimum dimensions and meets the minimum and maximum connecting piping length and maximum change in elevation Air inlet and outlet should be clear of...

Страница 19: ...0 MPa The longer the connecting pipe the lower the cooling and heating performance Electrical Requirements Electric Wire Size and Fuse Capacity Indoor Units Power Supply Fuse Capacity Min Power Supply...

Страница 20: ...the units 12 18k For the unit 24k Model A B C D E F G VRFI 12EC4 D2B 55 5 26 378 670 mm 26 2 666 mm 23 6 600 mm 19 53 496 mm 5 7 145 mm 9 45 240 mm 23 46 596 mm VRFI 18EC4 D2B 55 5 26 378 670 mm 26 2...

Страница 21: ...the unit is installed level horizontally in all four directions If not the water pump and the float switch will function improperly and can even lead to water leakage 5 Remove the gasket anchor board...

Страница 22: ...the connection pipe After that flare the connection pipe with a flaring tool 4 Check if the flared line is spread evenly and there are no cracks Bending Pipes 1 Shape the pipes with your hands Be car...

Страница 23: ...remove the flare nut until the pipe is connected to prevent debris from getting into the piping system When connecting or removing it the refrigerant pipes to the unit it is recommended that both a w...

Страница 24: ...Side Unit Tighten the flare nut of the connection pipe at the outdoor unit valve connector The tightening method is the same as that as at the indoor side Checking the Pipe Connections for Leaking Gas...

Страница 25: ...ve The gas and liquid valves should be kept closed in case of refrigerant leak 3 Connect the hose used for evacuation to the vacuum pump 4 Open the switch at the lower pressure side of the manifold va...

Страница 26: ...o the two service ports to quicken the evacuating speed Installation of the Drain Hose Installation of Drain Piping 1 Keep piping as short as possible and slope it downwards at a gradient of at least...

Страница 27: ...1 Metal clamp 2 Drain hose accessory 3 Grey tape accessory Insulate the pipe clamp and the drain hose using heat insulation sponge 1 Metal clamp accessory 2 Insulation sponge accessory 3 Grey tape ac...

Страница 28: ...NO 2 Attach the drain elbow as shown in the second illustration 2 NO 3 Attach the horizontal pipe as shown in illustration 3 Precautions When Doing Riser Piping Work 1 Make sure that heat insulation w...

Страница 29: ...in 75 mm or less so that the drain outlet does not have to withstand additional force Testing of Drain Piping Add approximately 1liter of water slowly into the drain pan and check drainage flow while...

Страница 30: ...Green World 30 2 Improper tightening of the screws may cause air leakage or condensate leakage as shown below 3 If a gap still exists between ceiling and fascia panel after tightening the screws read...

Страница 31: ...h the hooks beside and opposite of the swing louver motor 2 Latch other two hooks 3 Tighten four hexagonal screws under the latches approximately 5 8 in 15mm 4 Adjust the panel along the direction ind...

Страница 32: ...and electric company standards 1 The power source capacity must be the sum of the air conditioner current and the current of other electrical appliance When the current contracted capacity is insuffi...

Страница 33: ...th those of the indoor unit side 3 Improper wiring can cause burning or damage to the electric components 4 Connect the wires firmly to the terminal block Improperly securing the wiring can cause a fi...

Страница 34: ...ror Code Error 1 E1 Compressor high pressure protection 2 E2 Indoor anti freeze protection 3 E3 Compressor low pressure protection refrigerant lack protection and refrigerant collecting mode 4 E4 Comp...

Страница 35: ...the Indoor Unit will display the room temperature for 3s and then resume to display the set temperature If there is error the error code will be displayed If there are multiple errors the error codes...

Страница 36: ...perature is above 118 F 48 C Poor cooling performance 1 Air filter is dirty or obstructed 2 There is heat source or too many people in the room 3 A door or window is open 4 There is obstacle at the ai...

Страница 37: ...n discolor and warp the unit 4 Do not get components of the indoor unit wet This can cause electric shock or fire hazard 5 Increase the frequency of cleaning if the unit is installed in a room where t...

Страница 38: ...creen a Clean the filter screen using a vacuum cleaner b If oil stains on the filter cannot be removed or cleaned with a vacuum wash the filter using warm water and a mild detergent c Do not dry filte...

Страница 39: ...function 3 MODE Set operating Mode 4 Set up down Swing status 5 I FEEL Set I FEEL function 6 TEMP Switch Temperature displaying type on the unit s display 7 Set Health function and Air function 8 LIGH...

Страница 40: ...is in powered ON status press button to increase set temperature and press button to decrease set temperature The range of temperature is from 60 8 F 86 F 16 C 30 C NOTE Under AUTO MODE the system is...

Страница 41: ...n Press again to turn the display back on Viewing Ambient Temperature In unit on status the receiver light board or wired controller is defaulted to display the setting temperature Press TEMP button t...

Страница 42: ...interrupted communication with the Indoor Unit In unit ON status press I FEEL button to turn on or turn off I FEEL function When icon is displayed I FEEL function is on When icon is not displayed I FE...

Страница 43: ...Energy Saving Function is on 3 When does not appear on the remote control display Energy Saving Function is off 4 To turn off the energy saving function press CLOCK and TEMP buttons simultaneously and...

Страница 44: ...vity of main unit When the remote controller is transmitting a signal the icon will be blinking for 1 second When the main unit receives a valid command from the remote control it will beep If the rem...

Страница 45: ...e and Efficient Green World 45 USER NOTES AND INSTALLATION SERVICE MAINTENANCE NOTES INSTALLATION NOTES Put down whatever questions you have or problems you have seen as a unit history Date Notes Aske...

Страница 46: ...Sustainable and Efficient Green World 46 USER NOTES Put down whatever questions you have or problems you have seen as a unit history Date Installation Company Name Phone Technician Name HVAC License J...

Страница 47: ...Modern Green Idea YMGI Engineered Comfort Products for A Sustainable and Efficient Green World 47 SERVICE MAINTENANCE NOTES Date Contents of Service Maintenance Company Name Phone Technician Name HVA...

Страница 48: ...SEER 09 24K Btu h 58 2 Single Zone 16 22 SEER 09 36K Btu h 58 4 78 1 Single Zone 18 23 SEER 09 36K Btu h Symphony CHOIR DC Inverter 59 2 DC Inverter Multiple Zone 16 SEER 2x09K to 5x12K Btu h 59 2S DC...

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