Diesel Engine Glow Plug Installation Details
1. The details of installing glow plugs are shown in the illustration, to which all references in the text refer.
2. Start the engine and warm it up to normal operating temperature (about 80°C).
Attention! The spark plugs should be removed only after the cylinder head has fully warmed up!
3. Turn off the engine.
4. Disconnect the return fuel line going to the high-pressure fuel pump from the fuel distribution line.
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5. Disconnect the electrical wiring (3) (see Section Checking glow plugs) and with the help of a special device (HAZET 4760-1) remove the spark plugs (R9).
6. Installation is carried out in the reverse order - do not forget to first clean the spark plug niches with a special perlon brush with a diameter of 10 or 6 mm.
7. Finally, start the engine and check the fuel system for signs of developing leaks.