5.
Inspection, Repair and Trouble Shooting for the Welder and Generator Set
5.1 Maintenance and rimedy
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Remedy
Cause
Oil fuel is not enough
The switch is not at ON position
Check the level of lubricant
The oil nozzle has dirty
The battery has no electricity
Main switch (NFB) is not closed
The contact of socket is not good
AVR auto-voltage regulator is damaged
The pump of high pressure and oil nozzle
can not inject oil or the oil amount is not enough
The control lever of speed is not at RUN position
The speed and force to pull the recoil starter is not enough
The carbon brush of generator is not good
The rated speed of generator ban not be reached
The potentiometer for adjusting the welder current is damaged
Add oil fuel.
Turn it to ON position.
Put the control level to RUN position.
Clean the oil nozzle.
Charge it or replace it with a new one.
Put the main switch to the ON position.
Change the carbon brush.
Adjust the feet of socket.
Adjust if according to the requirements.
Change the AVR auto-voltage regulator.
Change the potentiometer.
Remove the oil nozzle out and repair it at test table.
The specified oil level should be between
upper level H and lower lever L
Start the diesel engine according to the
requirements of operating procedure of start.
If electricity is still not generated, take the generator to a our Dealer.
5.2 Question and problem
If you have any question or problem when you meet in your operation, please
contact with our company or our dealer and tell the following information:
(1) The type of diesel generator sets, the No. and type of diesel engine and the
No. and type of generator.
(2) Status
What problem had been taken place when operation and explain how much
speed it is operated.
(3) Time of operation
(4) The other cetailed conditions, for example, when the problem took and what
time, etc.
For details, please fill the sheet of soliciting opinions from the customers and
send it to our company.
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4.2 Maintenance for a long time storage
If your generator should be storage in a long time, the following preparation
should be made:
4.2.1 Operate the diesel engine about 3 minutes, the stop it.
4.2.2 Close the diesel engine when the diesel engine is still hot, drain old
lubricate of diesel engine oil out, the refill new one.
4.2.3 Pull out the rubber plug at the cover of diesel engine and ass 2ml of
lubricate in cylinder, and finally put the plug on its original place.
4.2.4 Maintenance of starting position
(1) Manual starting
Press the pressure-reduce handle (non-compressin position), pull the recoil
handle 2~3 times. (Don't start the diesel engine).
(2) Electric starting
When the starting handle is in the position of non-compressing position, operate
the diesel engine 2~3 seconds. When the switch is in the position of istart, don't
start the diesel engine.
4.2.5 Pull the pressure-reduce handle out, pull the recoil starter slowly.
When fell it is fasten, then stop. (At this time the intake and drain valve is at the
status of close, it is suitable to prevent from rust).
4.2.6 Clean and store it in a dry place.
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