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6.7.

 

Engine parameters 

 

Spark Plug Gap 

0.7mm-0.8mm 

Engine Idle Speed 

1600 ± 160rpm 

Valve Clearance (Cooled) 

Intake valve: 0.1mm - 0.15mm 

Exhaust valve:  0.15mm - 0.2mm 

 

7.

 

STORAGE 

 

7.1.

 

Pump. 

7.1.1.

 

Remove the priming plug (1) and drain plug (2) from pump 

body, flush the chamber with clean water. Replace the priming 

plug and drain plug. After stopping the engine, allow it to cool for 

at least half  an hour and then wipe clean all surfaces. 

 

 

 

 

 

7.2.

 

Carburetor. 

7.2.1.

 

Remove the drain plug (3) and washer (2) of the 

carburetor float bowl (1) and sediment cup (6) and 

‘O@ ring (5), then open the fuel lever (4). 

7.2.2.

 

Completely drain the fuel from the carburetor and 

fuel tank, then replace the sediment cup and drain 

plug and re-tighten them. 

 

 

 

 

7.3.

 

Engine oil. 

7.3.1.

 

Change the engine oil. 

7.3.1.1.

 

Remove the spark plug. 

7.3.1.2.

 

Pour a tablespoon (5-10cc) of clean engine oil into the cylinder. Crank the engine 

several revolutions to distribute oil around the cylinder bore. Replace the spark plug. 

7.3.1.3.

 

Pull the starter grip slowly until resistance is felt, then release. This ensures that  

intake and exhaust valves are kept closed to restrict moisture entering the cylinder head. 

 

 

Rev 6 - 10/11/2015

Summary of Contents for HY50

Page 1: ...WATER TRASH CHEMICAL PUMPS Models HY50 HYC50 HY80 HYT80 User Manual...

Page 2: ...in this manual are correct and relevant at the time of publishing We reserve the right to make changes to this manual at any time without prior notice Our range of water pumps are designed to give sa...

Page 3: ...OPERATION INSPECTION 10 12 4 ASSEMBLY OPERATION 12 14 5 STARTING STOPPING THE ENGINE 15 16 6 MAINTENANCE 17 19 7 STORAGE 19 8 TROUBLESHOOTING 20 9 WIRING DIAGRAM 21 10 SPECIFICATIONS 22 11 DECLARATIO...

Page 4: ...sing the machine 1 2 2 Some or all of the following PPE Warning Signs and symbols may appear throughout this manual and you must adhere to their warning s Failure to do so may result in personal injur...

Page 5: ...oxide poisoning 1 3 4 1 Get fresh air immediately by opening doors and windows turning off the machine and leaving the affected area 1 3 4 2 See your doctor immediately or go to hospital let them know...

Page 6: ...ls should not be allowed in the area where a water pump is in use 1 6 7 The operator is responsible for avoiding injury to third parties and damage to their property 1 6 8 Do not lend or rent your wat...

Page 7: ...n the owner s manual 1 7 7 Take care in slippery conditions such as on ice in wet or snow and on slopes or uneven ground 1 7 8 Watch out for obstacles such as roots ditches holes or rubbish which coul...

Page 8: ...Rev 6 10 11 2015...

Page 9: ...om the engine muffler and recoil starter 3 3 3 Look for any signs of damage 3 3 4 Check that all nuts bolts screws hose connectors and clamps are tightened 3 4 Suction discharge hose checks 3 4 1 Chec...

Page 10: ...roach to each model 3 6 3 Undo air filter cover Allen screw wing nut 1 and remove cover 3 6 4 Remove air filter cartridge 2 3 6 5 Remove inspect and clean foam element 3 all models Clean by washing in...

Page 11: ...and how to operate it properly and how to use the controls 4 1 2 Before operating the water pump for the first time please make sure you have read the SAFETY Instructions and PRE OPERATION inspection...

Page 12: ...prevent water leakage 4 4 Connecting the hose strainer 4 4 1 Install the supplied hose strainer 1 provided with the pump on the end of the suction hose 3 not supplied and secure it with a hose clamp 2...

Page 13: ...7 4 DO NOT unscrew the priming plug during operation of the water pump 4 8 Using at high altitudes 4 8 1 At high altitude the standard carburetor air fuel mixture will be excessively rich 4 8 2 As a...

Page 14: ...engine is cold move the choke lever 2 to the CLOSED position 5 1 5 Adjust the throttle lever 3 and to change the speed of the engine which will change the flow rate of water For a higher flow rate set...

Page 15: ...s stopped turn the fuel valve lever 1 off 5 2 3 After use remove the pump drain plug 6 component locations section 2 and drain the pump chamber 5 2 4 Remove the filler cap 8 component locations sectio...

Page 16: ...he engine is warm Warm oil drains quickly and completely Be careful to avoid injury from hot oil 6 3 2 Place a suitable container 4 below the engine to catch the used oil then remove the oil filler ca...

Page 17: ...the air filter will need to be cleaned more regularly than specified in the maintenance schedule 6 6 Spark plug service Using the wrong type of spark plug can result in engine damage 6 6 1 Recommended...

Page 18: ...2 of the carburetor float bowl 1 and sediment cup 6 and O ring 5 then open the fuel lever 4 7 2 2 Completely drain the fuel from the carburetor and fuel tank then replace the sediment cup and drain p...

Page 19: ...primed Prime pump Check suction hose Hose collapsed cut or punctured Replace hose Strainer not completely under water Sink strainer and end of suction hose completely under water Air leak at connector...

Page 20: ...9 WIRING DIAGRAM Rev 6 10 11 2015...

Page 21: ...rive Direct drive Start Method Recoil Recoil Recoil Recoil Intake mm 2 50 2 50 3 80 3 80 Outlet inch 2 50 2 50 3 80 3 80 Maximum Flow Rate L min 500 500 750 917 Impeller Type Cast Iron Nylon Fiberglas...

Page 22: ...s that the Hyundai water pumps conform 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 directive 11 2...

Page 23: ...tal 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 Web site www hyundaipowerequipment...

Page 24: ...www hyundaipowerequipment co uk 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...

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