D-6

D-6

 

 

 

 

MAINTENANCE

 

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TOC

7.

See Figure D.4. Loosen the union nut (1) at the

1. If a manual stop control is fitted, ensure that it is in

 

 

Section

Master

 

 

fuelled starting aid (if one is fitted) and operate the

the “run” position.

 

 

lift pump until fuel, free from air, comes from the

2. Operate the starter motor until the engine starts.

 

 

 

 

 

 

 

 

connection. Tighten the union nut at the starting

 

 

 

 

 

 

to

to

 

 

aid.

If the system or a component in the system has been

 

 

 

drained:

Return

Return

 

 

the starter motor until fuel, free from air, comes from

 

 

stop control is fitted, ensure that it is in the “run”

 

 

 

8. See Figure D.4. Loosen the union nuts of the high-

 

 

 

 

 

 

pressure pipes (2) at two of the atomisers. Operate

1. Turn the start key to the “R” position. If a manual

 

 

 

 

the pipe connections. Tighten the high-pressure

position.

 

 

 

 

pipe connections.

2. Operate the lever of the fuel lift pump slowly for

 

 

 

 

 

 

 

9.

The engine is now ready to start. If the engine runs

approximately two minutes. If the drive cam of the

 

 

 

 

correctly for a short time and then stops or runs

fuel lift pump is at the point of maximum cam lift, it

 

 

 

 

roughly, check for air in the fuel system. If there is

will not be possible to operate the priming lever. In

 

 

 

 

air in the fuel system, there is probably a leakage in

this situation, the crankshaft must be turned one

TOC

TOC

 

 

the low pressure system.

revolution.

 

 

 

3. Operate the starter motor until the engine starts.

Section

Master

 

 

 

 

Self-vent method

If there is air in the fuel system, there is probably a

 

 

 

If the engine runs correctly for a short time and then

 

 

 

If the engine has been stopped by air in the fuel sys-

stops or runs roughly, check for air in the fuel system.

 

 

 

 

 

to

to

 

tem:

leakage in the low pressure system.

 

 

 

Return

Return

 

Ensure that fuel has been added to the tank or that the

 

 

 

 

 

 

 

 

 

 

leakage has been corrected.

 

 

FIGURE D.4 – ELIMINATING AIR FROM THE FUEL SYSTEM (continued)

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1

2

 

 

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SA-250

Page 40
Image 40
Lincoln Electric SVM128-A service manual Self-vent method, Figure D.4 Eliminating AIR from the Fuel System

SVM128-A specifications

The Lincoln Electric SVM128-A is a cutting-edge welding machine designed to meet the demands of both professional welders and DIY enthusiasts. This versatile welding power source brings together advanced technology and robust design, making it a reliable choice for various welding applications.

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