Mercedes-Benz G-class (W463) since 1999 of release
1. Introduction
2. Governing bodies and operation receptions
3. Current leaving and service
4. Engine
5. Systems of cooling, heating, ventilation and air conditioning
6. A power supply system and production of the fulfilled gases
7. Systems of electric equipment of the engine
7.1. Ignition and engine management systems
7.2. System of preheat of the diesel engine
7.2.1. General information
7.2.2. Check of candles of an incandescence
7.2.3. Removal and installation of candles of an incandescence
7.3. Diagnostics of systems of electronic control and diagnostic equipment
7.4. Charging and start systems
8. Automatic transmission
9. Transmission line
10. Brake and auxiliary systems
11. Suspension bracket and steering
12. Body
13. Onboard electric equipment
14. Schemes of electric connections


 







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7.2.2. Check of candles of an incandescence

At emergence of difficulties at engine start first of all it is necessary to check serviceability functioning of all candles of an incandescence.

Check is made on the cold engine (ambient temperature) and to completely charged storage battery (target tension not less than 11.5 In), glow plugs should remain on the regular places.

Check of serviceability of giving of a food

 PERFORMANCE ORDER

  1. Remove panels of furnish of the power unit.
  2. By means of the suitable adaptation of the HAZET 4760-5 type disconnect from incandescence candles electroconducting.
  3. Connect between contact of a candle wire and weight a lamp sampler.
  4. Include ignition, leave the ignition key in the provision of activation of preheat and watch a lamp, - it should light up, confirming serviceability of giving of a food on a candle.
  5. Operating according to the similar scheme, check electroconducting of the remained candles.
  6. Disconnect a lamp sampler and pass to check actually candles (see below).

Check of a condition of candles of an incandescence

 PERFORMANCE ORDER

  1. Having connected an ohmmeter between a contact exit of a candle and the case make sure of lack of signs of break of a spiral, - conductivity should take place (resistance does not equal infinity), otherwise the candle is subject to replacement. Operating in a similar manner, check each of candles.
  2. Restore initial connection of electroconducting and establish to the place of the panel of furnish of the power unit.


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7.2.3. Removal and installation of candles of an incandescence