2002-2003 Bombardier Baja DS650 Service Manual, Page 67Get this manual
Section 03 ENGINE Subsection 05 (COOLING SYSTEM)
COOLING SYSTEM LEAK TEST
WARNING
To prevent burning yourself, do not remove the radiator cap or loosen the engine drain plug if the engine is hotRemove radiator pressure cap no1Install special plug (radiator cap) (PN 529 021 400) and hose pincher (PN 529 009 900) on overflow hose no2Pressurize all system through coolant reservoir to 103 kPa (15 PSI).V02C3OA
1Weep hole 2Water pump housing
DRAINING THE SYSTEM
WARNING
Never drain or refill cooling system when engine is hotTo drain cooling system, unscrew cooling plug no5 on water pump cover no6 and remove radiator pressure cap no1V02C4GA