2002 Bombardier Quest 650XT Service Manual, Page 169Get this manual
Section 04 FUEL SYSTEM Subsection 02 (FUEL CIRCUIT)
GENERAL
WARNING
Always disconnect battery exactly in the specified order, BLACK (-) cable firstIt is recommended to disconnect electrical connections prior to disconnecting fuel lines
Install hose pinchers (PN 295 000 076) on fuel pump outlet hose no2 at carburetor, as shown in the following photo
WARNING
When draining fuel tank or whenever fuel line is disconnected, obstruct line with hose pincher (PN 295 000 076) or equivalent deviceFuel is flammable and explosive under certain conditionsEnsure work area is well ventilatedDo not smoke or allow open flames or sparks in the vicinityFor installation, use the torque values and Loctite products from the exploded viewClean threads before using Loctite when installing the screws
V04F04A
1Install hose pincher on this hose
Using air pump from engine leak test kit (PN 861 749 100) inject air into fuel tankSee next photo