Group 23 Fuel System
Repair instructions
Bypass valve, changing
4
1
Clean the connectors on the fuel hoses.
Clean thoroughly around the bypass valve.
Install a new bypass valve and gaskets. Torque to 55 ± 5 Nm (40 ± 4 ft-lbf)
2 Drain the fuel system, See “Fuel system, draining.” 3 (TAD)
5 Bleed the fuel system. See “Fuel system, bleeding.” 6 Run the engine at fast idle for about 10 minutes to evacuate any remaining air from the system. 7 Perform a leakage check.
Remove the bypass valve. 3 (TWD)
Remove the bypass valve.
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