2004 Ski-Doo REV Series Factory Service Manual, Page 169Get this manual
Section 04 ENGINE Subsection 07 (CARBURETOR AND THROTTLE CABLE)
IDENTIFICATION
TM type dual carburetor ass'y is identified on PTO side carburetor body
1Disconnect here
Non-DPM Models Disconnect carburetor float bowl vent hose nipple from air silencerDPM Models Unhook DPM manifold from its supportAll Models Loosen clamps retaining air silencer adapter to carburetor assembly and remove air silencerHeated Carburetor Models Close valve at heated carburetor coolant inlet line