2004 Bombardier Outlander 330/400 Factory Service Manual, Page 316Get this manual
Section 09 BRAKES Subsection 02 (HYDRAULIC BRAKES)
Inspection
CAUTION: Do not clean brake pads in petroleum based solventUse brake system cleaner onlySoiled brake pads must be replaced with new onesMeasure brake pad lining thicknessBrake pads must be replaced when lining is mm (132 in) thick or less, or look the hollow places on both sides on the pad liningThere are four hollow places on one set of brake padsWhen the pad wear reaches one of the hollow places, the pad must be changed even if the pad wear does not reach another hollow placeMake sure that pad spring no32 is in position
V02K0BA
1Pad spring 2Piston
V02K0FA
1Hollow place
BRAKE PAD MINIMUM THICKNESS