2006 Ski Doo REV Service Shop Manual, Page 161Get this manual

2006 Ski Doo REV Service Shop Manual, Page 161

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Section 03 ENGINES Subsection 08 (COOLING SYSTEM)
Check if the cap no1 pressurizes the system for minutesIf not, install new 90 kPa (13 PSI) cap (do not exceed this pressure)
Coolant Tank<