2005 Polaris Sportsman 400/500 Service Manual, Page 165Get this manual
CLUTCHING
NON-EBSDRIVE BELT TENSION
NOTE: Belt tension is not adjustable on EBS modelsNOTE: Pinch the sheaves lightly together with clamp to prevent the belt from being pushed into the driven sheave1Place straight edge on top of the belt between drive and driven clutch2Push down on drive belt until it is lightly tensioned3Measure belt deflection as shown in illustrationStraight Edge 18 (28.5 mm)