Hyundai HY25-4 User Manual Download Page 6

1.50 

Batteries (where present). 

1.51 

Batteries present a risk if they become damaged by the possible leaking of 
electrolyte. This electrolyte is an acid and can cause serious burn injuries. Care 
should be taken when working on or near them. NOTE the electrolyte may be in 
a liquid or gel form. 

1.52 

Should you come in to contact with electrolyte you should; 

1.53 

Remove all clothing contaminated with electrolyte. If you cannot remove then 
saturate them in water. 

1.54 

Get medical assistance as soon as possible. You must advise the medical staff of 
the type of acid. 

1.55 

Lead/acid battery = dilute sulphuric acid. 

1.56 

Nickel/cadmium  = potassium hydroxide alkali electrolyte. 

1.57 

Use fresh running water to wash off excess electrolyte, continue this until medical 
assistance arrives. Make sure that you do not was the electrolyte to another part of 
your body or face. 

1.58 

If electrolyte comes in to contact with Eyes the electrolyte needs to be immediately 
washed away with large amounts of water. Make sure that you do not wash the 
electrolyte to another part of your face or body. 

1.59 

Gasses from charging batteries are highly flammable and great care should be taken 
to charge in well ventilated areas. 

1.59.1 

There is an explosion risk if the battery terminals are short circuited, when 
connecting/disconnecting ALWAYS exercise great care so that the terminals or 
battery leads are NOT allowed to touch and cause a spark. ALWAYS use suitable 
insulated tools. 

1.60 

Vibrations (where applicable). 

1.61 

Prolonged use of hand held (operated) machines will cause the user to feel the 
effects of/from vibrations. These vibrations can lead to white finger (Raynaud’s 
phenomenon) or carpal tunnel syndrome. This condition reduces the ability of the 
hand to feel and regulate temperature, causing numbness and heat sensations and 
may cause never damage and circulatory tissue death. 

1.62 

Not all factors that lead to white finger disease are known, but cold weather, smoking 
and other diseases that affect blood vessels and blood circulation as well as large 
and long-lasting impact of shocks are considered factors in the formation of white 
finger. Note the following to reduce the risk of white finger and carpal tunnel 
syndrome; 

1.63 

Wear gloves and keep your hands warm. 

1.64 

Take regular breaks. 

1.65 

All of the above precautions may help reduce the risk of white finger disease but not 
rule out the carpal tunnel syndrome. Long-term and regular users are therefore 
recommended to observe the condition of your hands and fingers. Seek medical 
attention immediately if any of the above symptoms should occur. 

Summary of Contents for HY25-4

Page 1: ...PETROL WATER PUMP HY25 4 HY40 4 User Manual...

Page 2: ...LOCATIONS 10 3 ASSEMBLY 10 4 STARTING PROCEDURE 12 5 STOPPING PROCEDURE 13 6 MAINTENANCE 14 17 7 STORAGE 18 19 8 TROUBLE SHOOTING 20 21 9 SPECIFICATION 21 10 PART LISITNGS 22 25 11 DECLARATIONS OF CO...

Page 3: ...l of the following warning signs symbols and or PPE pictograms may appear throughout this manual You MUST adhere to their warnings Failure to do so may result in personal injury to yourself or those a...

Page 4: ...e in any doubt contact yourdealer 1 15 If you think you have or someone around you has been affected by carbon monoxide poisoning 1 16 Get them fresh air immediately by leaving the affected area or by...

Page 5: ...l NEVER work on LIVE ENERGISEDequipment 1 42 Prior to carrying out any maintenance work you MUST identify electrical isolation methods and isolate all electricalsupplies 1 43 Prior to use and with all...

Page 6: ...reas 1 59 1 There is an explosion risk if the battery terminals are short circuited when connecting disconnecting ALWAYS exercise great care so that the terminals or battery leads are NOT allowed to t...

Page 7: ...OREuse 1 83 Check the water pump over before use if any problems are found you MUST make sure they are dealt with by the appropriate person beforeuse 1 84 Check around and underneath the water pump fo...

Page 8: ...cover 1 96 Remove air filter cartridge 2 1 97 Remove inspect and clean foam element 3 all models Clean by washing in warm soapy water rinse with fresh water and allow to dry fully soak it in clean en...

Page 9: ...aced on a level ground Un screw the fuel tank cap and check the fuel level If the level is too low add fuel screw on the fuel tank cap and tightenit 1 99 3 Only use straight fresh unleaded petrol 3 1...

Page 10: ...clampring 4 over the hose connector and tighten in a clockwise direction 2 3 Take the hose clamp ring 5 over the end of the suction hose 6 then push the suction hose over the end of theconnector Once...

Page 11: ...o the upper level oil level with approx 0 4l of SAE10W 30 4 stroke oil and replace the oil fillercap dipstick 2 7 Do not over fill 2 8 2 9 2 10 2 11 2 12 2 13 CAUTION All fuels are flammable You MUST...

Page 12: ...e and the pump not operating If the unit has been operated dry stop the machine and allow to cool before adding priming water 3 0 Remove the self priming water filler cap and fill withwater 3 1 3 2 3...

Page 13: ...against the engine Return it slowly to avoid and possible damage to the starter 3 6 As the engine warms up gradually open the choke until the engine runssmoothly 3 7 Set the throttle to the desired r...

Page 14: ...ore frequently in dusty environments This pump should be serviced by an authorised water pump dealer 4 0 Maintenance Schedule Regular Service Period Month or operating hour interval Whichever comes fi...

Page 15: ...30 4 strokeoil 4 7 NOTE Please dispose of used motor oil in a matter that is compatible with the environment We suggest taking it in a sealed container to your local recycling centre for reclamation D...

Page 16: ...foam air filter element from thehousing 4 10 4 11 4 12 Wash the element in a solution of household detergent and warm water or a non flammable or high flashpoint solvent until clean then rinse thorou...

Page 17: ...spark plug wrench provided Visually inspect the spark plug and discard if chipped orcracked If the spark plug is to be reused then clean with a soft wire brush and reset the gap using a feeler gauge...

Page 18: ...mp clean water through the pump before shutting down or the impeller may be damaged when restarting 5 4 After flushing remove the pump drain plug and drain as much water as possible from the pump hous...

Page 19: ...t bowl 1 year or longer Drain the fuel tank Drain the carburetor float bowl After removal from storage drain stored fuel into a suitable container Fill with fresh fuel Use fuel conditioners that are f...

Page 20: ...spark plug or improperly gapped Replace with new spark plug or adjust the spark plug gap Spark plug wet with fuel flooded engine Dry the spark plug and reinstall Start engine with throttle lever in F...

Page 21: ...discharge head Excessive head Relocate pump and hose to reduce head Check engine Engine lacks power See engine trouble shooting above 9 SPECIFICATION 6 3 Model HY25 4 HY40 4 Engine type 152F 152F Eng...

Page 22: ...ad bolts M5 118 Pieces 2 4 Exhaust double head bolts M6 52 Pieces 2 5 Crankshaft oil seal and lid oil seal 17 30 6 Pieces 2 6 Oil filter cover 154F One 1 7 Gasket 154F Pieces 1 8 Under the windshield...

Page 23: ...n of connecting rods 154F Pieces 1 32 piston 154F Pieces 1 33 Piston pin 154F Pieces 1 34 Piston pin ring 154F Pieces 2 35 Piston ring group 154F Pieces 1 35 1 Oil ring Pieces 1 35 2 A ring Pieces 1 3...

Page 24: ...B T5787 1986 Pieces 5 63 Speed control arm One 1 64 Speed control rod One 1 65 Adjustable arm fastening bolts M6 21 T type Pieces 1 66 Reset the tension spring 154F Pieces 1 67 Fine speed spring 154F...

Page 25: ...n Washer 4 6 Bolt 4 7 Mechanical seal 1 8 Pump sealing ring 1 9 Impeller 1 10 Diffuser 1 11 O ring 1 12 Pump body 1 13 O ring 1 14 Outlet flange 1 15 O ring 2 16 Whorl plug 2 17 Check valve 1 18 Inlet...

Page 26: ...td confirms that the Hyundai water pump conforms to the following CE directives 2006 42 EC Machinery directive 2004 108 EC EMC directive 73 23 EC The low voltage directive 97 68 EC NRMM emissions dire...

Page 27: ...DETAILS Postal address Genpower Limited Isaac Way Pembroke Dock Pembrokeshire SA72 4RW UK Telephone contact number Office 44 0 1646 687880 Email contact service genpower co uk Website www hyundaipowe...

Page 28: ...nquiries Please Contact GENPOWER LTD Isaac Way London Road Pembroke Dock UNITED KINGDOM SA72 4RW T 44 0 1646 687 880 F 44 0 1646 686 198 E info hyundaipowerequipment co uk www hyundaipowerequipment co...

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