ES 300 V6-3.0L (1MZ-FE) (1997)
Drive Belt: Testing and Inspection
1. Using either a Nippondenso BTG-20 (9550-00020) or a Borroughs No.BT-33-73F belt tension gauge, check the drive belt tension. The drive belt
tension for a new belt should be 150 - 185 lbs. and for a used belt it should be 95 - 135 lbs..
2. After installing the belt, check that it fits properly in the ribbed grooves.
NOTE:
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A "New belt" refers to a belt which has been less than five minutes on a running engine.
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A "Used belt" refers to a belt which has been used on a running engine for five minutes or more.