Tosot GWH09AFC-A3DNA1A/O User Manual Download Page 3

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Table of Contents

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Safety Precautions

Warning

Caution

Electrical Safety Warning

Part List

Required Tools

Parts Description

Remote Control

Function Icons Description

Combination Buttons

Replacing the Batteries

Care and Maintenance

Precautions

Cleaning the Indoor Unit

Cleaning the Reusable Filter

Offseason Maintenance

Preseason Maintenance

Troubleshooting

Malfunction Codes

Quick Guide for Installation

Summary of Contents for GWH09AFC-A3DNA1A/O

Page 1: ...ditioner please read this user manual in its entirety MODEL NUMBERS Indoor Unit Outdoor Unit GWH09AFC A3DNA2A I GWH09AFC A3DNA1A O GWH09AFC D3DNA2A I GWH09AFC D3DNA1A O GWH12AFC A3DNA2B I GWH12AFC A3DNA1A O GWH12AFC D3DNA2B I GWH12AFC D3DNA1A O GWH18AFD D3DNA2A I GWH18AFD D3DNA1A O ...

Page 2: ...t the unit on its side which causes the refrigerant to pool in certain areas Standing the unit upright for 3 4 hours allows the refrigerant to move freely within the coils 3 Some parts with sharp edges may cause injury so gloves are highly recommended for unpacking and installing 4 Run the unit continuously for 24 hours after installation This allows the unit to work out any kinks that may have re...

Page 3: ...ontrol Function Icons Description Combination Buttons Replacing the Batteries Care and Maintenance Precautions Cleaning the Indoor Unit Cleaning the Reusable Filter Offseason Maintenance Preseason Maintenance Troubleshooting Malfunction Codes Quick Guide for Installation 01 01 02 03 04 05 06 07 08 12 13 14 14 14 14 16 16 17 19 20 ...

Page 4: ...ding it Outdoor Unit Installation Select a Installation Site Install the Drain Joint Secure the Outdoor Unit Connect the Refrigerant Pipe to Outdoor Unit Note On Pipe Length Refrigerant Piping Connection Instructions Connect the Signal and Power Cables Air Evacuation Gas Leak Checks Electrical Safety Checks Test Run Warranty Customer Support Warranty Information Customer Support 25 25 26 26 28 31 ...

Page 5: ...lation may cause water leakage electrical shock fire or may void the warranty 6 Service or maintenance must be performed by authorized and qualified professionals Otherwise it may cause serious damage or personal injury or death 7 Make sure the power supply is cut off before proceeding with any work related to electricity or general maintenance 8 If the refrigerant leaks or requires discharge duri...

Page 6: ...void deformation or fire hazard 8 Do not step or put heavy objects on the top panel of the outdoor unit It may cause damage or personal injury 9 If any of the below issues occur please turn off the air conditioner and disconnect power immediately Contact the dealer or qualified professionals for service a Power cord is overheating or damaged b There are abnormal sounds during operation c Circuit b...

Page 7: ... the local safety regulations use a qualified power supply circuit and circuit breaker and make sure the power supply matches with the requirement of the air conditioner Unstable power supply may result in electric shock fire hazard or malfunction 7 All wires of indoor unit and outdoor unit should be in accordance with national wiring regulations 8 If the power cord is damaged it must be replaced ...

Page 8: ...ntrol holder AAA battery Air filter Wall cuff Drain joint Mounting plate fixing screw PART LOOKS LIKE QUANTITY 1 1 1 1 1 Fixing screw for remote controller holder 2 2 5 5 Remote control 1 MODE FAN SWING TURBO SLEEP TEMP WiFi LIGHT CLOCK TIMER ON TIMER OFF ...

Page 9: ...Sealing gum Tape Drain hose 2 meters PART LOOKS LIKE QUANTITY 1 1 1 1 1 1 Bubble Level 2 Electric Drill with drill bit for pilot holes 3 Wire stripper crimp tool 4 Screwdriver 5 Standard wrench 6 Open end torque wrench 7 Drill with 2 2 2 8 inch hole saw 8 Vacuum pump ...

Page 10: ...er Air Outlet Horizontal Louver Aux Button 1 2 3 5 4 6 Indoor Unit 1 1 2 3 Air Inlet Wire Connection Air Outlet Temp Indicator Power Indicator Note This is a universal introduction for a variety of models Display content may be different from the actual Please refer to the actual unit 2 3 ...

Page 11: ...n Mode Dry Mode Fan Mode Heat Mode I Feel Fan Speed Setting Temp Display Type MODE FAN SWING TURBO SLEEP TEMP WiFi LIGHT CLOCK TIMER ON TIMER OFF Function icons Note This is a universal remote control for a variety of different models If your model does not have a function listed on the remote control when you press the corresponding button on the remote controller the unit will keep the original ...

Page 12: ...e air conditioner The remote control will display the active function icons While powered off the set temperature and clock icons will be displayed If the timer or light functions are set the corresponding icons will be also displayed on the remote control AUTO COOL DRY FAN HEAT Auto mode The air conditioner will adjust the fan speed automatically to maintain the set temperature The set temperatur...

Page 13: ...r 2 seconds Press this button to cycle through the following air flow directions no display horizontal louvers stops at current position When selecting the horizontal louvers will automatically swing up down across the maximum range When selecting the unit will blow air at a fixed position The horizontal louvers will not move When selecting the unit will blow air across a set range The louvers wil...

Page 14: ...oling Mode 1 If the temp is set to 61 74 F 16 23 C the temp will increase 2 F per hour for 3 hours Four 4 hours later the temp will decrease by 2 F and remain at this temp 2 If the temp is set to 75 81 F 24 27 C the temp will increase 2 F per hour for 2 hours Five 5 hours later the temp will decrease by 2 F and remain at this temp 3 If the temp is set to 82 84 F 28 29 C the temp will increase 2 F ...

Page 15: ...ator displays the corresponding temperature then automatically turns to display the set temperature after a few seconds Press this button to turn off the display light on the indoor unit The icon on the remote control will disappear Press the button again to turn on the display light Press this button to set the clock time The icon on the remote control will blink Press the or button within 5 seco...

Page 16: ...d 46 F 8 C will be shown on remote control and the air conditioner keeps the room temperature above 46 F 8 C Under the Freeze Guard Heating Function fan speed and temperature settings can t be adjusted and the TURBO mode is not available The sleep mode and the Freeze Guard Heating Function can t operate at the same time This function is typically used when away for vacation or holiday and is inten...

Page 17: ...n the remote control to determine the temperature setting of your air conditioner Please put the remote control near the user when using this function Do not put the remote control near any place with too high or too low temperature in order to avoid inaccurate temperature readings When I FEEL is turned on the remote control should be put within 20 ft of the indoor unit so the unit can receive the...

Page 18: ...is may damage the appearance of the air conditioner or cause parts to deteriorate Do not use liquid or corrosive detergent to clean the appliance and do not splash water or other liquid onto it as this may damage plastic components or cause electric shock Cleaning the Indoor Unit If there s dust on the surface of the outer case please use a soft cloth to wipe it clean You might need to use mild de...

Page 19: ...er has dried reinstall back into the air conditioner and close the front panel tightly Note Clean the filter at least once per month Do not touch the metal fins in the air conditioner after removing the filter as they may cause injury Do not attempt to dry the filter with a hairdryer or other heating elements as this may deform or ignite the filter Do not operate the air conditioner if the air fil...

Page 20: ...r at least 8 hours to dry the indoor unit out completely Preseason Maintenance If you are going to use the unit again after a long period of non use please do the following 1 Check whether air inlets and air outlets are blocked 2 Check whether plug and socket are in good condition 3 Check whether the filter is clean 4 Check whether batteries are installed in the remote control 5 Check whether the ...

Page 21: ...e remote control exhausted Are batteries in the remote control installed properly Remove the obstacles Once the ambient indoor temperature reaches the set temperature the indoor unit will stop blowing out air After starting the heat mode the indoor unit will delay 1 5 minutes before blowing air Wait after power recovery Reinsert the plug Contact customer support or qualified professionals The unit...

Page 22: ...en the system starts has just stopped running or is defrosting This noise is normal and is caused by the refrigerant gas stopping or changing direction Are the indoor temperature or humidity levels high Check whether there s odour source such as new furniture or smoking etc Unit is running under auto mode Your desired temperature exceeds the set temperature range Is the air filter dirty Are the te...

Page 23: ...error code please turn off the unit It may be eliminated by waiting a few minutes and then restarting If not please contact customer support E5 E6 E8 H6 U8 F0 C5 F1 F2 If you notice or experience any of the following conditions please turn off the air conditioner disconnect from power discontinue use and contact support immediately The power cord is overheating or otherwise damaged Abnormal sound ...

Page 24: ...tailed explanation please read the Indoor Unit Installation page 25 and Outdoor Unit Installation page 34 Indoor Unit Select an Installation Site At least 15cm At least 15cm At least 250cm At least 15cm Attach the Mounting Plate to the Wall Φ55m Φ70mm Φ55m Φ70mm Rear piping hole Rear piping hole Bubble level 1 2 ...

Page 25: ...unit connection green yellow green white blue red brown outlet pipe drain hose Connect the Piping 4 Connect the Wiring 3 Wrap the Pipping 6 Connect the Drain Hose 5 Mount the Indoor Unit 8 Drill Wall Hole 7 Indoor outdoor 5 10 ...

Page 26: ...22 Select a Installation Site 1 Secure the Remote Control Holder 9 Outdoor Unit minimum 19 7in 50 cm minimum 78 7in 200 cm minimum 19 7in 50 cm minimum 11 8 in 30 cm minimum 11 8 in 30 cm ...

Page 27: ...23 Install the Drain Joint 2 Connect the Refrigerant Pipe 4 Secure the Outdoor Unit 3 chassis drain joint Drain hose Connect the Signal and Power Cables 5 foot holes foot holes lock nut Finish conduit ...

Page 28: ...24 Air Evacuation 6 Electrical Safety Checks 8 Gas Leak Checks 7 ...

Page 29: ...ndards Convenient drainage for water condensation Convenient to connect the outdoor unit Near a properly grounded wall outlet Not easily accessible for children Strong enough to support the weight of the unit Away from other electric appliances e g TV radio computer etc Not near fluorescent lamps DO NOT install the unit in the following locations Near strong heat sources or where vapors flammable ...

Page 30: ... using a bubble level until perfectly level Mark screw holes on the wall and drill pilot holes with a drill You may need a stud finder to find wooden studs to securely anchor the mounting plate Do not just drill holes through drywall as this is not strong enough to support the indoor unit Secure the mounting plate to the wall with the provided screws until the mounting plate is firmly attached to ...

Page 31: ... though the cable cross hole and pull it through from the front of the unit hole power connection wire Match the colored wires to the correct labels on the terminal block Connect the power connection wire and firmly screw each wire to its corresponding terminal black N 1 2 3 Outdoor unit connection green yellow green white blue red brown After ensuring that each connection is secure tightly screw ...

Page 32: ...eed help on this step please contact customer support 4 Connecting the Refrigerant Pipings Align both ends of the refrigerant pipings and start to twist on the union nut by hand Use a standard wrench on the pipe joint and an open end torque wrench on the union nut to apply the proper torque as shown in the torque table below pipe joint pipe union nut open end torque wrench pipe indoor pipe standar...

Page 33: ... 22 1 2 25 5 8 29 10 to 13 25 to 30 36 to 45 50 to 60 15 to 20 30 to 40 45 to 55 60 to 65 Connect the drain hose to the outlet pipe of the indoor unit and secure the joint with tape outlet pipe drain hose drain hose outlet pipe tape Wrap the joints with the included insulating material to prevent condensation insulating pipe ...

Page 34: ...he refrigerant pipes electrical cables and drain hose with tape so it looks like the below figure indoor unit tape drain hose electrical cables Reserve a few inches of drain hose and power cable When wrapping to a certain length separate the indoor power cord and then separate the drain hose refrigerant pipes connection pipe drain hose Tape indoor power cord ...

Page 35: ... wrapped bundle of pipes to connect the indoor and outdoor units Choose an appropriate location for the piping hole based on the position of the mounting plate and the direction of the pipe There are four directions you could choose 1 Out of the right side of the indoor unit 2 Out of the rear right side of the indoor unit 3 Out of the rear left side of the indoor unit 4 Out of the left side of the...

Page 36: ...e left or right side of the indoor unit you will need to knock out the corresponding hole on the bottom of the side panel Knock out Panel Left Right Drill a hole with a 2 2 2 8 inch 55 70 mm diameter through the wall where you want the pipe to go through To ensure better drainage slope the hole at a slight 5 10 degree angle downwards The hole should be drilled lower than the mounting plate as show...

Page 37: ...is repeatedly bent or extended it will become hard and difficult to manipulate Avoid bending or extending the pipe for more than 3 times Make sure the pipe connector is protected from dirt and debris when the pipe passes through the wall Covering the connections with tape could do the trick indoor bundle of pipes outdoor sealing gum upper hook lower hook of wall mounting frame ...

Page 38: ...t be convenient to install and not disturb others Protected from prolonged periods of direct sunlight exposure Strong enough to support the weight of the unit DO NOT install the unit in the following locations Near an obstacle that will block air inlets and outlets Near a public street crowded areas or where noise from the unit will disturb others Near animals or plants that will be harmed by hot ...

Page 39: ... pump units require a drain joint if the unit is elevated off the ground Before bolting the outdoor unit in place you must install the drain joint at the bottom of the unit Connect the outdoor drain joint into the hole in the base pan of the unit as shown in the picture below Connect the drain hose into the drain joint 3 Secure the Outdoor Unit Place the outside unit firmly on the ground or attach...

Page 40: ...ze 1 4 6 3 8 9 5 1 2 12 7 5 8 16 Torque Table Tightening Torque inch mm inch mm ft lbs N m 1 4 17 3 8 22 1 2 25 5 8 29 10 to 13 25 to 30 36 to 45 50 to 60 15 to 20 30 to 40 45 to 55 60 to 65 refrigerant pipes gas valve pipe joint union nut liquid valve Align both ends of the refrigerant piping and start to twist on the union nut by hand Use a standard wrench on the pipe joint and an open end torqu...

Page 41: ...s tested on units with a pipe length of 16 5ft 5 meters Refer to the table below for specifications on the maximum length 10 ft 3 m Refrigerant Piping Connection Instructions Improper pipe shorten or expanding might cause refrigerant leakage Please take extra care to cut and flare them properly to ensure the efficient operation and minimize the need for future maintenance a Cut pipes Measure the d...

Page 42: ...he cut pipe seal the ends with tape to prevent foreign materials from entering the pipe Sheath the pipe with insulating material Place flare nuts on both ends of the pipe Make sure they are facing in the right direction because you can t put them on or change their direction after flaring flare nuts pipe Remove the tape from ends of pipe when ready to perform flaring work Clamp flare form on the e...

Page 43: ... flaring tool and flare form then inspect the end of the pipe for cracks and even flaring If there is any blemish do it again according to the steps above smooth surface improper expanding the length is equal uneven thickness leaning damaged crack surface d Connect pipes When connecting refrigerant pipes be careful not to use excessive torque or to deform the piping in any way You should first con...

Page 44: ...used wires with PVC electrical tape Arrange them so that they do not touch any electrical or metal parts Replace the wire cover on the side of the unit and screw it in place WIRE CONNECTING DIAGRAM L1 L2 N L black GWH09AFC A3DNA1A O GWH12AFC A3DNA1A O N 1 2 3 black Indoor unit connection lock nut Indoor unit connection Finish conduit 2 3 L1 L2 G red black Indoor unit connection N 1 2 3 black brown...

Page 45: ...outdoor unit is placed higher than the wall hole you will need to set a U shaped curve in the pipe before the pipe goes into the room in order to prevent rain from getting into the room U shaped curve wall drain hose ...

Page 46: ...r when the unit is relocated Evacuation Instructions liquid valve gas valve refrigerant charging vent nut of refrigerant charging vent vacuum pump Manifold Gauge valve cap Lo Hi open close Remove the valve caps from the liquid valve and gas valve and remove the nut of the refrigerant charging vent Connect the charging hose of the manifold gauge to the refrigerant charging vent of the gas valve and...

Page 47: ...on confirm that all electrical wiring is installed in accordance with local and national regulations and according to the Installation Manual 1 Check Grounding Work Measure grounding resistance by visual detection and with a grounding resistance tester Grounding resistance must be less than 4 ohms Note This may not be required for some locations in the US Close the vacuum pump and wait for 5 minut...

Page 48: ...s Leak Check Check all flare nut connections and confirm that the system is not leaking Confirm that gas and liquid high and low pressure valves are fully open 2 Check for Electrical Leakage During the Test Run use an electroprobe and multimeter to perform a comprehensive electrical leakage test If electrical leakage is detected turn off the unit immediately and call a licensed electrician to find...

Page 49: ... covers manufacturing and material defects Please visit https tosotdirect com warranty for more details 2 Additional 6 Month warranty extension You can get a 6 month warranty extension by registering your new product at www tosotdirect com extend Customer Support Questions We are here to help support tosotdirect com www tosotdirect com tosotdirect Share your experience ...

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