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ENGINE AND PERIPHERALS
Overhauling the engine
10
10-63
Refit the heater plugs (12) and their electrical wiring.
Place new heat flange welds (27) on a cylinder head
being re-used.
Take a note of the dimensions of the removed flame-
shields and replace them with new ones of the same
diameter.
Diameter (D) in mm:
– original dimension 1 = 15.5
– original dimension 2 = 17.7
Replace the injector flame-shield washers (13) making
sure that they are the right way round.
The mark (C) points towards the prechamber.
All engine types except J8S 736 and 740
Replace the injectors and injector holders fitted with
new copper seals and tighten the nuts to torque
(2 daNm).
Tighten both nuts equally.
Refit the thermostatic unit fitted with a new seal.
83173R