MTU Detroit Diesel 183 Series Technical Publication page 287

Task Description
07-5501 Fuel Line Removal, Inspection/Repair and Installation
Removal
Before removing the fuel lines, it is advisable to photograph the engine from all sides or affix metal tags to the lines
so that they can be reinstalled in their original positions.
Fuels and fuel vapours are inflammable and toxic. Risk of fire, explosion and poisoning!
When handling fuel: - no naked flames - no electric sparks - no smoking - do not spill fuel.
Do not inhale. Wear protective gloves and protective goggles/safety mask.
Loosen fuel-line connections, catch emerging fuel.
Remove fuel lines and connecting hardware according to schematics in Group 07-5500.
After removing fuel lines, seal all connections with suitable plugs.
Remove non-return valves from fuel lines, fuel duplex filter and connector.
Remove leak-off fuel tank from carrier and remove carrier from crankcase.
Inspection and repair
Clean fuel lines with "cleaner", visually inspect for damage and defects; replace as necessary.
Compressed air is air which has been compressed under pressure. Always wear protective goggles/safety
mask when blowing out or drying out with compressed air. Compressed air must not be directed at the
Blow out fuel lines with compressed air, check for cleanliness.
If necessary, check for leaks in the fuel lines using air under water; replace line if a leak is found.
Compressed air is air which has been compressed under pressure. Risk of injury! The pressure must not
exceed 0.5 bar. Wear protective clothing, protective gloves and goggles/safety mask.
Water temperature: At least 30°C, whereby the part must also have the same temperature: or a maximum of 40°C if
the part has to be held manually.
Test pressure: 0.5 bar
20080/1 E 98-12
Notice!
Ensure good ventilation at workplace.
Notice!
body. The pressure must not exceed 3 bar.
Notice!
Group 07
Subgroup 5501
Page 1