Warning. The fitting of the fuel supply line of the high-pressure fuel pump has the inscription «HHN» (pic. 3-53).
Pic. 3-53. Location of fittings for fastening fuel lines to high pressure fuel pumps of diesel engines «1Z» and «AFN»:
1 - fuel supply line;
2 - drain fuel line;
3 - fitting of the fuel supply line with a ball check valve and marking «HHN».
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