Honda EB10000 Скачать руководство пользователя страница 76

Страница: 76 / 120

SERVICING YOUR GENERATOR

2. Remove the 4 mm self-tapping screw, and remove the spark arrester.

3. Use a brush to remove carbon deposits from the spark arrester screen.

Be careful to avoid damaging the screen.
The spark arrester must be free of breaks and tears. Replace the spark arrester
if it is damaged.

4. Install the spark arrester in the reverse order of removal.

Torque:

1.6 lbf·ft (2.2 N·m, 0.22 kgf·m)

5. Install the muffler protector in the reverse order of removal.

SPARK ARRESTER

4 mm SELF-TAPPING SCREW

31Z266200.book 74 ページ２０２０年２月２０日　木曜日　午前１１時１２分

Содержание EB10000

Страница 1: ...da Motor Co Ltd All Rights Reserved C 31Z26620 00X31 Z26 6200 Printed in China AH FM Hi GENERATOR EB10000 Owner s Manual 3mm See page 12 for instructions on assembling your generator See page 17 for I...

Страница 2: ...ange specifications or design at any time without notice and without incurring any obligation whatsoever The illustration may vary according to the type Theengineexhaustfromthisproduct contains chemic...

Страница 3: ...d Warranty see page 102 to fully understand its coverage and your responsibilities of ownership When your generator needs scheduled maintenance keep in mind that your Honda servicing dealer is special...

Страница 4: ...ator Instructions how to use this generator correctly and safely Safety Headings such as IMPORTANT SAFETY INFORMATION Safety Messages preceded by a safety alert symbol and one of three signal words DA...

Страница 5: ...ng 13 Loose Parts 13 Handle Installation 14 Wheel Kit Installation 15 Hanger Kit Installation 16 INITIAL USE INSTRUCTIONS 17 ENGINE OIL 17 ENGINE OIL RECOMMENDATIONS 18 FUEL 19 FUEL RECOMMENDATIONS 21...

Страница 6: ...Y CO MINDER CO SHUT OFF SYSTEM 52 GFCI OPERATION CHECK 53 GFCI System 120V 30A 120V 240V 30A 120V 240V 37 5A Receptacles 54 GFCI System 120V 20A Duplex Receptacle 56 AC OPERATION 59 AC Applications 60...

Страница 7: ...NGINE LACKS POWER 90 NO POWER AT THE AC RECEPTACLES 90 ENGINE AUTOMATICALLY STOP AND THE CO ALARM INDICATOR FLASHING 91 ENGINE AUTOMATICALLY STOP AND THE FAULT CO SENSOR LIFE INDICATOR FLASHING 91 FAU...

Страница 8: ...6 CONTENTS Distributor s Limited Warranty 102 Emission Control System Warranty 107 REGISTRATION 112 INDEX 113 QUICK REFERENCE INFORMATION inside back cover 31Z266200 book 6...

Страница 9: ...are discussed below along with the best way to protect yourself and others Operator Responsibility Never attempt to modify the generator It can cause an accident as well as damage to the generator and...

Страница 10: ...exposure include headache fatigue shortness of breath nausea and dizziness Continued exposure to carbon monoxide can cause loss of muscular coordination loss of consciousness and then death To alert y...

Страница 11: ...ets hot enough to ignite some materials Keep the generator at least 3 feet 1 meter away from buildings and any type of vehicle trailer boat or other equipment during operation Do not enclose the gener...

Страница 12: ...fuel has been wiped up and cleaned before starting the engine Always store gasoline in an approved container Vehicles and Transportation Hazards Do not operate the generator while it is being transpor...

Страница 13: ...ETY LABEL LOCATIONS These labels warn you of potential hazards that can cause serious injury Read them carefully If a label comes off or becomes hard to read contact your servicing dealer for a replac...

Страница 14: ...f every conceivable hazard that can arise in performing this assembly Only you can decide whether or not you should perform a given task Improper assembly can cause an unsafe condition Failure to prop...

Страница 15: ...e Parts Check all loose parts against the following list Contact your dealer if any of the loose parts shown below are not included with your generator Ref No Description Qty Ref No Description Qty 1...

Страница 16: ...19 5 lbf ft 26 5 N m 2 7 kgf m TO EXTEND HANDLE Raise the handle to the horizontal position The handle will click into place when locked Pressing down on the handles may damage the handle holder assem...

Страница 17: ...plain washers and split pins After installing the split pins bend the pins to ensure that the wheels are secured to the axle 3 Install the axle assembly on the generator using four 8 16 mm flange bol...

Страница 18: ...and two 8 20 mm flange bolts 3 Reinstall the center beam Make sure to tighten the four 8 16 mm bolts securely 4 Position the hanger at the generator s center and tighten the two 8 20 mm bolts securely...

Страница 19: ...r equivalent is recommended for general use for additional recommendations see page 18 Maximum oil capacity Without oil filter replacement approximately 1 6 US qt 1 5 L With oil filter replacement app...

Страница 20: ...ral use Other viscosities shown in the chart may be used when the average temperature in your area is within the recommended range Read the instructions on the oil container before use The SAE oil vis...

Страница 21: ...the fuel level If the fuel level is low wait for the generator to cool off and refill the fuel tank This engine is certified to operate on unleaded gasoline with a pump octane rating 86 or higher Refe...

Страница 22: ...tank cap securely Fuel can damage paint and plastic Be careful not to spill fuel when filling your fuel tank Damage caused by spilled fuel is not covered under the Distributor s Limited Warranty Move...

Страница 23: ...s and corrosion inhibitors Use of fuels with content of ethanol or methanol greater than shown above may cause starting and or performance problems It may also damage metal rubber and plastic parts of...

Страница 24: ...n these pages to locate and identify the most frequently used controls GFCI TEST BUTTON AC CIRCUIT PROTECTORS LED AC CIRCUIT BREAKER ENGINE SWITCH CHOKE KNOB i MONITOR GROUND TERMINAL AUTO THROTTLE SW...

Страница 25: ...ATURES 23 FUSE FUEL TANK CAP FUEL GAUGE MUFFLER SPARK PLUG CAP FUEL VALVE LEVER AIR CLEANER OIL LEVEL DIPSTICK OIL FILLER CAP MAINTENANCE COVER BATTERY SPARK PLUG CAP OIL FILTER OIL DRAIN BOLT 31Z2662...

Страница 26: ...m and it operates the electric starter OFF Stops the engine The engine switch key can be removed inserted ON Running position START Operates the electric starter Choke Knob The choke knob opens and cl...

Страница 27: ...al attention immediately if you feel sick or suspect you have inhaled carbon monoxide Ventilate the area or space where the generator is located If the engine is stopped by the CO MINDER system change...

Страница 28: ...ystem malfunction If this occurs do not attempt to restart the generator more than two times If the CO MINDER system is malfunctioning it cannot warn you of potential high concentrations of carbon mon...

Страница 29: ...liance is working properly and does not exceed the rated load capacity of the circuit before resetting the AC circuit protector ON AC CIRCUIT PROTECTOR for Receptacle AC CIRCUIT PROTECTOR for Receptac...

Страница 30: ...ignificant overload at the receptacles If there is a ground fault current from either receptacles A B or C The AC circuit breaker may be used to switch the generator power ON or OFF RECEPTACLE A 120 2...

Страница 31: ...breaker will be switched to OFF position and it will shut off power to all receptacles including GFCI system 120 V 20 A DUPLEX RECEPTACLES GFCI SYSTEM 120V 20A DUPLEX RECEPTACLE If there is a ground f...

Страница 32: ...ing fixture wet floor or earth The GFCI will protect against current flowing through that person The GFCI will not protect against short circuits or overloads GFCIs can be expected to interrupt power...

Страница 33: ...engine returns to the rated speed SWITCH POSITION ON Recommended to minimize fuel consumption and further reduce noise levels when no load is applied to the generator OFF The Auto Throttle system does...

Страница 34: ...or is stationary Do not rest objects on the extended handle To extend the handle lift handle upward Lock levers will lock and secure the handle into place To fold the handle 1 Press both handle lock l...

Страница 35: ...display will show OIL on the screen and the Oil Alert indicator will illuminate If the engine stops or the Oil Alert indicator comes on when you turn the engine switch to the START position check the...

Страница 36: ...wing all segments the i Monitor shows current accumulated hours and the battery voltage alternately for three seconds When the engine is started and the generator works the i Monitor shows output volt...

Страница 37: ...ing hours of the generator When the generator is running the total operating time accumulates The total operating hours can show from 0 up to 9 999 hours When it reaches 10 000 hours the display retur...

Страница 38: ...tion expressed in Volts DC The battery voltage can be displayed from 8 V up to 16 V When the battery voltage is less than 8 V the i Monitor shows 8 V When above 16 V 16 V is shown In this generator th...

Страница 39: ...of errors they are indicated alternately for two seconds for each Error code Type of error Consequence treatment E 04 Engine over rev Engine stops E 31 High AC voltage Engine stops E 32 ROM RAM failur...

Страница 40: ...terminals of each receptacle Before using the ground terminal consult a qualified electrician electrical inspector or local agency having jurisdiction for local codes or ordinances that apply to the i...

Страница 41: ...indicator in the window will reference the level in relation to full or empty To provide increased operating time start with a full tank before beginning operation Check the fuel level with the genera...

Страница 42: ...with environmental regulations and to maximize the service life of your equipment it is very important to take a few moments before you operate the generator to check its condition Be sure to take car...

Страница 43: ...ine oil level see page 43 A low engine oil level will cause the Oil Alert system to shut down the engine Check the air filters see page 44 Dirty air filters will restrict air flow to the fuel system r...

Страница 44: ...164 feet 50 meters and do not use multiple tools and appliances with built in noise filters Such use may activate the GFCI and interrupt power supply Make sure that the appliance is in good working or...

Страница 45: ...w the lower limit mark on the dipstick remove the oil filler cap and fill with the recommended oil see page 18 to the upper limit mark on the oil level dipstick 5 Reinstall the oil level dipstick and...

Страница 46: ...r filter element and foam filter element from the air cleaner case Remove the foam filter element from the paper filter element 3 Inspect both filter elements and replace them if they are damaged Alwa...

Страница 47: ...lace the foam filter if it is damaged 5 Wipe dirt from the inside of the air cleaner body and cover using a moist rag Be careful to prevent dirt from entering the air chamber that leads to the carbure...

Страница 48: ...s vehicles trailers or boats Do not operate the generator when it is in a storage cargo or security enclosure including any RV generator bay Always completely remove the generator from the vehicle tra...

Страница 49: ...or proper cooling allow at least 3 feet 1 meter of empty space above and around the generator Since the CO MINDER may detect the carbon monoxide concentration and the engine may stop automatically pay...

Страница 50: ...valve lever to the ON position 4 Pull the choke knob to the CLOSED position to start a cold engine Leave the choke knob in the OPEN position to start a warm engine FUEL VALVE LEVER OFF ON CHOKE KNOB O...

Страница 51: ...N position If the engine fails to start within 5 seconds release the key and wait at least 10 seconds before operating the starter again Using the electric starter for more than 5 seconds at a time wi...

Страница 52: ...he engine gradually move it to the OPEN position as the engine warms up 8 If you wish to use the Auto Throttle system turn the Auto Throttle switch to the ON position after the engine has warmed up fo...

Страница 53: ...ons use the following procedure 1 Turn off or disconnect all appliances that are connected to the generator 2 Switch the AC circuit breaker to the OFF position 3 Turn the engine switch to the OFF posi...

Страница 54: ...y device that may be emitting carbon monoxide such as another generator Press the CO MINDER reset button and then follow the standard procedure for starting the engine When the CO ALARM indicator or t...

Страница 55: ...c shock as designed An electric shock can result in serious injury or death Always perform the GFCI system inspection before using the generator If the GFCI system fails the test the generator must be...

Страница 56: ...the AC circuit breaker to the ON position 4 Press the GFCI TEST button The LED comes on and the AC circuit breaker switches to the OFF position LED 120 240 V 30 A RECEPTACLE GFCI TEST BUTTON GFCI SYS...

Страница 57: ...f the AC circuit breaker trips this usually indicates a faulty power tool appliance or cord If that occurs perform test steps 1 through 5 to verify that the GFCI and AC circuit breaker are in proper w...

Страница 58: ...rcuit breaker to the ON position When the GFCI is operating normally the GFCI indicator will continuously light green Light order red Blink once green Light once red Blink once green Lights continuous...

Страница 59: ...the green GFCI indicator will go off If the GFCI does not function as described contact an authorized Honda Power Equipment dealer AUTO THROTTLE SWITCH GFCI SYSTEM 120V 20A DUPLEX RECEPTACLES AC CIRCU...

Страница 60: ...ress the GFCI RESET button If the GFCI cannot be reset the GFCI is faulty Contact an authorized Honda Power Equipment dealer If the GFCI RESET button extends this usually indicates a faulty power tool...

Страница 61: ...the service life of the generator 1 Start the engine see page 47 2 Switch ON the AC circuit breaker 3 Plug in the appliance 4 Most motorized appliances require more than their rated wattage for start...

Страница 62: ...problem is the appliance or the rated load capacity of the generator has been exceeded Most appliance motors require more than their rated wattage for startup Make sure the electrical rating of the t...

Страница 63: ...art up power demands may not allow the engine to reach normal operating rpm when they are connected to the generator Push the Auto Throttle switch to the OFF position and connect the appliance to the...

Страница 64: ...on and use procedures System Ground This generator has a system ground that connects generator frame components to ground terminals in the AC output receptacles The system ground is connected to the A...

Страница 65: ...hat apply to the intended use of the generator Please consult a qualified electrician electrical inspector or the local agency having jurisdiction In some areas generators are required to be registere...

Страница 66: ...perature operation or use it in dusty conditions consult your servicing dealer for recommendations applicable to your individual needs and use Remember that an authorized Honda Power Equipment dealer...

Страница 67: ...gine exhaust Operate outside away from open windows or doors with engine exhaust directed away from occupied structures Burns from hot parts Let the engine and exhaust system cool before touching Inju...

Страница 68: ...ITEM Perform at every indicated month or operating hour interval whichever comes first Each use First month or 20 Hrs Every 3 months or 50 Hrs Every 6 months or 100 Hrs Every year or 300 Hrs Page Engi...

Страница 69: ...used oil properly Put it in a sealed container and take it to a recycling center Do not discard it in a trash bin dump it on the ground or pour it down the drain 4 Install a new sealing washer and th...

Страница 70: ...Maintenance Schedule 1 Clean the foam air filter in warm soapy water rinse and allow to dry thoroughly or clean in non flammable solvent and allow to dry 2 Dip the foam air filter in clean engine oil...

Страница 71: ...the sediment cup should be cleaned 1 Turn the engine switch to the OFF position Gasoline is highly flammable and explosive You can be burned or seriously injured when handling fuel Stop the engine an...

Страница 72: ...w the sediment cup 4 Clean the sediment cup in non flammable or high flash point solvent 5 Install the sediment cup and a new O ring 6 Turn the fuel valve to the ON position and check for leaks FUEL V...

Страница 73: ...properly gapped and free of deposits An incorrect spark plug can cause engine damage If the engine is hot allow it to cool before servicing the spark plugs 1 Remove the four 6 mm flange bolts and rem...

Страница 74: ...hread the spark plug in by hand to prevent cross threading 7 After the spark plug is seated tighten with a spark plug wrench to compress the washer If reinstalling a used spark plug tighten 1 8 1 4 tu...

Страница 75: ...100 hours to keep it functioning as designed If the engine has been running the muffler will be very hot Allow the muffler to cool before servicing the spark arrester 1 Remove the four 6 mm flange bo...

Страница 76: ...creen Be careful to avoid damaging the screen The spark arrester must be free of breaks and tears Replace the spark arrester if it is damaged 4 Install the spark arrester in the reverse order of remov...

Страница 77: ...Call your local Poison Center or a doctor immediately Skin Remove contaminated clothing Wash the skin with large quantities of water Call your local Poison Center or a doctor immediately Swallowing Wa...

Страница 78: ...ve hydrogen gas during normal operation A spark or flame can cause the battery to explode with enough force to kill or seriously hurt you Wear protective clothing and a face shield or have a skilled m...

Страница 79: ...ion of the starter motor see your authorized Honda Power Equipment dealer 1 Locate the battery Check the electrolyte level with the generator on a level surface Remove the battery cell caps 2 Inspect...

Страница 80: ...ve the positive cable from the battery positive terminal 3 Remove the flange nuts and remove the battery set plate 4 Remove the battery from the battery tray This symbol on the battery means that this...

Страница 81: ...battery compartment with a solution of baking soda and water Battery Installation 1 Install the battery into the generator 2 Install the battery set plate and tighten the flange nuts 3 Connect the bat...

Страница 82: ...aler 1 Turn the engine switch to the OFF position and remove the key before checking or replacing the fuse 4 Install the fuse holder cover in the reverse order of removal BLOWN FUSE 20 A FUSE 5 A FUSE...

Страница 83: ...ng and it leaves gum deposits that clog the fuel system If the gasoline in your generator deteriorates during storage you may need to have the carburetor and other fuel system components serviced or r...

Страница 84: ...uretor float bowl see page 83 Drain the fuel sediment cup see page 69 Remove the spark plug Put a teaspoon of engine oil into each cylinder Turn the engine for a few seconds by turning the engine swit...

Страница 85: ...le gasoline hand pump to empty the tank Do not use an electric pump Reinstall the fuel strainer and the fuel tank cap Gasoline is highly flammable and explosive You can be burned or seriously injured...

Страница 86: ...wrap duct tape around the screwdriver stem until the diameter becomes 8 mm as illustrated By doing so the screwdriver is easily inserted into the cutout portion of the drain bolt and you can loosen t...

Страница 87: ...lean engine oil into each cylinder 3 Turn the engine for a few seconds by turning the engine switch to the START position to distribute the oil in the cylinders 4 Reinstall the spark plugs see page 72...

Страница 88: ...level surface Tilting can cause fuel or oil leakage With the engine and exhaust system cool cover the generator to keep out dust A hot engine and exhaust system can ignite or melt some materials Do n...

Страница 89: ...care not to drop or strike the generator when transporting Do not place heavy objects on the generator When using ropes or tie down straps to secure the generator for transportation be sure to only u...

Страница 90: ...TRANSPORTING 88 To lift the generator Lift the generator by the lifting hanger Do not try to lift the generator by and other part 31Z266200 book 88...

Страница 91: ...engine switch to OFF and then restart the engine Spark plug faulty fouled or improperly gapped Gap or replace spark plug see page 71 Spark plug wet with fuel flooded engine Dry and reinstall spark plu...

Страница 92: ...Equipment dealer or refer to the shop manual Possible Cause Correction AC circuit breaker left in the OFF position after starting Check AC load and reset AC circuit breaker see page 59 GFCI system act...

Страница 93: ...tomatically by CO MINDER press the CO MINDER reset button to restart the engine see page 52 Possible Cause Correction CO sensor malfunction If the engine cannot be started and the CO ALARM indicator f...

Страница 94: ...me serial numbers and date purchased in the spaces below You will need this serial number when ordering parts and when making technical or warranty inquiries Engine serial number Frame serial number D...

Страница 95: ...ler perform this carburetor modification This engine when operated at high altitude with the carburetor modifications for high altitude use will meet each emission standard throughout its useful life...

Страница 96: ...es to reduce evaporative emissions The U S and California Clean Air Acts EPA and California regulations require all manufacturers to furnish written instructions describing the operation and maintenan...

Страница 97: ...ed parts and have service performed at non Honda locations However the use of replacement parts that are not of the original design and quality may impair the effectiveness of your emissions control s...

Страница 98: ...e durability description is intended to provide you with information relating to the engine s emission durability period The descriptive term indicates the useful life period for the engine s emission...

Страница 99: ...0 cu in 688 cm3 Bore Stroke 3 07 2 83 in 78 0 72 0 mm Compression ratio 9 3 1 Engine speed 3 600 rpm Cooling system Forced air Ignition system CDI magneto ignition Oil capacity Without oil filter rep...

Страница 100: ...ns ITEM SPECIFICATION MAINTENANCE Spark plug gap 0 028 0 031 in 0 7 0 8 mm Refer to page 72 Valve clearance cold IN 0 08 0 02 mm EX 0 10 0 02 mm See your authorized Honda dealer Other specifications N...

Страница 101: ...V SW IGN COIL R IGN COIL L S PLUG L S PLUG R FW FRAME BLOCK MW2 20A 125V GFCI 20A 125V GFCI 50A 125 250V 30A 125V 250V 30A 125V CIRCUIT PROTECTOR 20A CIRCUIT PROTECTOR 20A OIL ART EXT EXT LED IGN OIL...

Страница 102: ...t honda com support shop manuals Parts Catalog This manual provides complete illustrated parts lists for your generator Visit peparts honda com for free online access to the parts catalog It is also a...

Страница 103: ...ed with the decision made by the dealership s management contact the Honda Power Equipment Customer Relations Office You can write to American Honda Motor Co Inc Power Equipment Division Customer Rela...

Страница 104: ...sidential Used in maintaining owner s primary and or secondary residence Any other use including but not limited to informal for hire use is considered commercial rental institutional use To Qualify f...

Страница 105: ...y replacement part apparel or the power equipment on which the accessory or replacement part is installed and proof of purchase to any Honda Power Equipment dealer in the United States Puerto Rico or...

Страница 106: ...heel bearing recoil starter rope cable belt cutter blade Lubricant oil and grease 3 Cleaning adjustment and normal periodic maintenance work carburetor cleaning engine oil draining blade sharpening be...

Страница 107: ...ipment accessories replacement parts or apparel that are proven to be defective in material or workmanship under normal use during the applicable warranty time period Anything replaced under warranty...

Страница 108: ...is warranty does not extend to accessories parts or apparel affected or damaged by collision normal wear use in an application for which the product was not designed or any other misuse neglect incorp...

Страница 109: ...d built and equipped to meet the State s stringent anti smog standards Honda must warrant the emissions control system on your power equipment engine for the periods of time listed below provided ther...

Страница 110: ...engine or a part has failed due to abuse neglect improper maintenance or unapproved modifications You are responsible for presenting your power equipment engine to a Honda Power Equipment servicing de...

Страница 111: ...of Honda Only Honda approved replacement parts may be used in the performance of any warranty repairs and must be provided without charge to the owner A list of warranted parts is on the reverse side...

Страница 112: ...However if you require further assistance contact the Honda office in your region EXCLUSIONS Failures other than those resulting from defects in material or workmanship are not covered by this warrant...

Страница 113: ...DESCRIPTION Fuel Metering Carburetor assembly includes starting enrichment system Oxygen sensor Throttle body Engine temperature sensor Engine control module Fuel injector Fuel regulator Intake manifo...

Страница 114: ...us to contact you with any important updates regarding your generator Please note registration is not required to obtain warranty service You can register your generator by visiting the Honda Power Eq...

Страница 115: ...stallation 79 Battery Removal 78 BATTERY SERVICE 75 BEFORE OPERATION 40 C Carbon Monoxide Hazards 8 CARBURETOR MODIFICATION FOR HIGH ALTITUDE OPERATION 93 Check the Battery 41 Check the Engine 41 Chec...

Страница 116: ...CHECK 43 ENGINE OIL RECOMMENDATIONS 18 ENGINE OIL 17 85 Engine Switch 24 ENGINE WILL NOT START 89 F FAULT CO SENSOR LIFE INDICATOR FLASHING WHEN RUNNING THE ENGINE 91 FEATURES 33 Fire and Burn Hazards...

Страница 117: ...UCTION 1 IS YOUR GENERATOR READY TO GO 40 K Knowledge 40 L Loose Parts 13 M MAINTENANCE SAFETY 65 MAINTENANCE SCHEDULE 66 N NO POWER AT THE AC RECEPTACLES 90 O Oil Alert System 33 OPERATION 47 Operato...

Страница 118: ...WER 62 STARTING THE ENGINE 47 STOPPING THE ENGINE 51 STORAGE PRECAUTIONS 86 STORAGE PREPARATION 81 STORAGE 81 System Ground 62 T TAKING CARE OF UNEXPECTED PROBLEMS 89 TECHNICAL INFORMATION 92 THE IMPO...

Страница 119: ...see page 18 Maximum oil capacity Without oil filter replacement approximately 1 6 US qt 1 5 L With oil filter replacement approximately 1 8 US qt 1 7 L Spark Plug Type ZFR5F NGK Electrode Gap 0 028 0...

Страница 120: ...da Motor Co Ltd All Rights Reserved C 31Z26620 00X31 Z26 6200 Printed in China AH FM Hi GENERATOR EB10000 Owner s Manual 3mm See page 12 for instructions on assembling your generator See page 17 for I...

Результаты поиска

Содержание EB10000

Отзывы:

Бренды по названию

Популярные бренды

Honda EB10000, Руководство пользователя

Результаты поиска

Содержание EB10000

Отзывы:

Бренды по названию

Популярные бренды