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6.  ROUTINE MAINTENANCE

For Diesel engines see separate engine manual. The below instructions apply to petrol 
versions only.

ENGINE OIL

Ÿ

Check engine oil daily. If low refill with SAE30.

Ÿ

Ensure total load does not exceed the generator rating. Maximum power output must 
only be used briefly or generator damage will occur.

Ÿ

DC output to be used for charging automotive and solar 12V batteries only. Ensure 
correct polarity when connecting cables, i.e +ve to +ve and -ve to -ve generator to 
battery terminals.

Ÿ

Ensure the generator is properly earthed. Consult a qualified electrician if in doubt.

Ÿ

CHECK ENGINE OIL. Operating without oil will cause severe engine damage and 
invalidate the warranty.

Ÿ

To start ensure ignition ‘ON’, fuel valve ‘ON’ and choke ‘ON’. Then either pull starter 
cord (manual start) or turn key (electric start). For electric start do not turn the engine 
on for more than 5 seconds. If ti fails to start release the switch and wait 15 seconds 
before re-trying. Switch off choke when engine has started.

Ÿ

Check output voltage is 240V on the voltmeter. If not adjust engine speed. If the speed 
setting is correct and the voltage is low then the generator is overloaded and load must 
be reduced.

Ÿ

If more than an appliance is connected apply load progressively with greatest load 
first.

Ÿ

 Close fuel valve whenever generator is not operating.

Ÿ

DG950 generators use two-stroke engines and oil must be pre-mixed with petrol at 
the ratio of 50:1. Use fuel tank cap as an oil measure adding one inverted capfull for 
each litre of fuel. Engine damage will occur without pre-mixed oil.

5.  GENERATOR OPERATION

WARNING

Always start generator before applying load by switching the 
circuit  breaker  and  stop  the  generator  after  disconnecting 
load.  Starting  and  stopping  under  load  will  damage  the 
generator and powered accessories.

4.  ELECTRICAL CONECTIONS

WARNING

If  the  generator  is  to  be  connected  for  standby  power  use 
ensure a qualied electrician is employed. The generator must 
be isolated from the utility power when connected or serious 
damage will result to the generator and house power circuits.

Ÿ

Ensure total load does not exceed the generator rating. Maximum power output must 
only be used briefly or generator damage will occur.

Summary of Contents for DG Series

Page 1: ...DG 11000PS DG 950P DG 5000P DG 3800PT DGW DG Installation Operating Manual Portable Petrol Generators...

Page 2: ......

Page 3: ...CATIONS 1 1 2 SAFETY WARNINGS 3 CONTROLS 3 3 ELETRICAL CONNECTIONS 4 4 GENERATOR OPERATION 5 4 INDEX Davis Shirtliff Ltd 2021 Contents herein are not warranted ROUTINE MAINTENANCE 6 4 TROUBLE SHOOTING...

Page 4: ...ert system to stop engine in the event of low oil level not DG950P DG1200P High capacity fuel tank for extended operation not DG950P Also available is the high specification DG4000PSi model that inclu...

Page 5: ...ctrical Data Alternator Brushless self exciting 2 pole Power Output 50Hz 240V single phase Voltage Regulator AVR Power Factor 1 Direct Current 12V 8 3A Speed 3000rpm GENERAL DATA Model DG950P DG1200P...

Page 6: ...ot use generator on a slope Fuel spillage may occur and cause a fire Do not restrict the exhaust silencer There is a danger of overheating and fire Do not connect generators together Generator damage...

Page 7: ...tput voltage is 240V on the voltmeter If not adjust engine speed If the speed setting is correct and the voltage is low then the generator is overloaded and load must be reduced If more than an applia...

Page 8: ...en Clean if fuel filter blocked Battery flat Electric start Charge replace battery 7 TROUBLE SHOOTING PROBLEM POSSIBLE CAUSE SOLUTION Change engine oil after first month or after 20hrs operation and t...

Page 9: ...6 PROBLEM POSSIBLE CAUSE SOLUTION Check engine speed Reduce generator load Low Electrical output Low output voltage Excessive electrical load...

Page 10: ...pect of any defect or failure of equipment supplied is limited to making good by replacement or repair at the Company s discretion defects which under proper use appear therein and arise solely from f...

Page 11: ......

Page 12: ...INS302G 02 20...

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