2009-2010 Ski-Doo REV-XP/XR 2 Stroke and REV-XR 1200 4-TEC Service Manual, Page 98Get this manual
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Section 02 ENGINE Subsection 08 (COOLING SYSTEM)
WATER PUMP 1 Unscrew clamp
When the coolant level is low enough, lift the rear of vehicle to drain the radiators
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