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Summary of Contents for Daewoo DDA80
- Page 1 DDA80-DDA50-DDA100LE-DPH50L DIESEL WATER PUMP USER´S MANUAL Manufactured under license of Daewoo International Corporation, Korea...
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Page 2: Table Of Contents
INDEX ............................2 1. SAFETY 2. KNOWING YOUR DIESEL DISPLACEMENT PUMP ................................................3 3. PRE-OPERATION PREPARATION ......................... 4. STARTING THE ENGINE 5. OPERATION ........................... 6. MAINTENANCE ................................................... 7. TRANSPORTING AND STORAGE ............................. 8. TROUBLESHOOTING ............................. 9. EXPLOSION VIEWS ............................. -
Page 3: Safety
1. SAFETY PRECAUTIONS • Do not smoke or allow flames or sparks to get near fuel． • Always refuel your engine in a well-ventilated place． • Do not overfill the tank and always close the filler cap securely． • Never run the pump indoors as the engine emits poisonous carbon monoxide． •... -
Page 4: Pre-Operation Preparation
3. PRE-OPERATION PREPARATION Suction Hose The first step in preparing the pump for operation is to install the suction hose． For the suction hose， use a reinforced-wall or wire braided hose to prevent suction collapse． A short hose is recommended over a long hose．... - Page 5 Discharge hose The second step is to install the discharge hose． The discharge hose can be fabric， just make sure to use a hose clamp to secure the hose to the barb． This will prevent the hose from disconnecting under high pressure． Note: A short and large-diameter hose is preferred over any other．...
- Page 6 Note ： For diesel engines， we highly recommend the use of 15W-40 engine oil． Some other grades are comparable， but 15W-40 is the preferred oil grade． Fuel Remove the fuel cap and fill the fuel tank with diesel fuel． The preferred fuel for diesel engines is diesel number 2．...
- Page 7 Priming water The pump chamber should be completely filled before operating． Note ： Never operate the pump without priming water or the pump will overheat． Prolonged operation of the pump under these dry conditions will damage and destroy the seal． Follow these guidelines to fill the pump with priming water． ...
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Page 8: Starting The Engine
4. STARTING THE ENGINE Recoil Starting Note ： When the engine is running， do not pull the recoil handle， otherwise the engine may be damaged．... - Page 10 Diesel engine with electric starter system Starting The preparation of the diesel engine for the electric starting system is the same as the manual recoil type． a. Open the fuel cock． b. Set the speed governor lever to the start position. c.
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Page 11: Operation
Warning Never use flammable liquids as fuel， as gasoline etc． Also， never take away the air cleaner for easy starting of the engine doing so may cause explosions from the intake gases. Never take the oil plug unless you’re planning on filling the oil． If the plug is not in place， rain， dust， and other impurities may be sucked into the engine causing serious damage to the engine parts．... -
Page 12: Maintenance
If the engine comes with an electric starter,turn the starting switch to the“Off”position. Pull the recoil handle slowly until pressure is felt by your hand， this means the piston is on the compression stroke ； where the intake and exhaust valves are closed and then let the handle recoil back into the engine． This natural position will prevent rust from occurring when the engine is being stored for long periods of time．... - Page 13 Note: Do not touch motor oil for long periods of time． Used motor oil can cause skin cancer if it comes in contact with the skin for prolongd periods of time． Getting cancer from used motor oil is unlikely unless you handle used motor oil on a daily basis．...
- Page 14 Note ： “●”mark indicates that it needs special wrench， please contact with dealer． Air filter service A dirty or clogged air filter will prevent air from flowing freely into the carburetor assembly． Always keep the air filter clean or replace if necessary． Also,if the air filter is dirty or clogged， the performance of the engine goes down．...
- Page 15 1． Drain screw 2． Inlet pipe connector 3． Tightening flange 4． Inlet pipe 5． Door valve 6． Water addition port 7． 0utlet elbow 8． Pump case 9． Shaft seal 10． Impeller 11． Flow guidance 12． Pump cover DISPLACEMENT PUMP DIMENSIONS UNITS MM Type AT2C...
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Page 16: Transporting And Storage
Note: After operation of the pump during winter． be sure to drain all the liquid out of the pump to prevent damage t0 the pump． The pump may be damaged if left over liquid in the pump freezes． 7. TRANSPORTING AND STORAGE A few guidelines need to be followed before transporting the pump．... -
Page 17: Troubleshooting
8. TROUBLESHOOTING Problem Cause Remedy Not enough fill water． Refill the pump with water． Check the inlet pipe and connector Leaking inlet pipe． of pipe，change pipe or tighten the clipper joint screw． Adjust the engine speed accordingly Low pump speed． or find cause within the engine The filter net is clogged．... - Page 18 Problem Cause Remedy Listen to the sound of the pump The impeller and flow guidance carefully．If there are rubbing are rubbing each other． noises，adjust the impeller until the noise is gone． The impeller i s clogged with Check and clean the pump. weeds or foreign matter．...
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Page 19: Explosion Views
9. EXPLOSION VIEWS AT2C(E)-4/AT3C(E)-4... - Page 20 Description Qty. Part Number Drain Plug 2C1／3C1 Rubber seal 2C2／3C2 M8×25 bolt 2C3／3C3 Wsher 8 2C4／3C4 Waterpump case 2C5／3C5 Seal 2C6／3C6 Flow guidance plate 2C7／3C7 Impeller 2C8／3C8 Shaft seal 2C9／3C9 M6×50 bolt 2C10／3ClO Water pump seal ring 2C11／3Cll Water pump cover 2C12／3C12 M6×55 bolt 2C13／3C13...
- Page 21 AT4C(E)-4...
- Page 22 Description Qty. Part Number Drain Plug Rubber seal M8×25 bolt Wsher 8 Waterpump case Seal Flow guidance plate Impeller Shaft seal M6×50 bolt 4C10 Water pump seal ring 4C11 Water pump cover 4C12 M6×55 bolt 4C13 M6 bolt 4C14 Discharge elbow 4C15 O-ring Gasket(optional) 4C16...
- Page 23 AT3CLE-4...
- Page 24 Description Qty. Part Number Drain Plug 3CLEl Rubber seal 3CLE2 M8×25 bolt 3CLE3 Wsher 8 3CLE4 Water pump case 3CLE5 Seal 3CLE6 Flow guidance plate 3CLE7 Impeller 3CLE8 Shaft seal 3CLE9 M6 X 50 bolt 3CLElO Water pump seal ring 3CLEll Water pump cover 3CLEl2...
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Page 25: Specifications
10. SPECIFICATIONS MODEL DDA50 DDA80 DDA100LE DPH50L Inlet/outlet Diameter (mm) 50 mm 2” 80 mm 3” 100 mm 4” 50(2”) Max. head (m) Max suction head (m) Max Capacity (m³/h) Displacement (cc) Max Output (hp/rpm) 4.2/3600 6.0/3600 10.0/3600 6.0/3600 Oil capacity (L) 0.75... - Page 26 Manufactured under license of Daewoo International Corporation, Korea...
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