1999 Polaris SLH, SLTH, SLX, SLTX, PRO785 Factory Service Manual, Page 36Get this manual
MAINTENANCEITUNE UP Engine Oil Filter
The oil filter is located in-line between the oil tank and the oil pump on all modelsThe in-line oil filter is special type and must not be substitutedReplace the oil filter annually or whenever water or debris has entered the oil tankDo not attempt to clean this filter123Cut cable tie straps, or remove clamps, securing lines to filterRemove lines and replace filter with arrow pointing in direction of oil flow (towards pump) Install new cable tie straps, or reinstall clamps, on each line and check for leaksOil Filter