Belt Deflection

Measure belt deflection in center of longest pulley span. See Fig 1 . See BELT DEFLECTION SPECIFICATIONS table. If belt deflection is not as specified, adjust as necessary.

BELT DEFLECTION SPECIFICATIONS

Application

⁽¹⁾ Deflection - In. (mm)

2.3L

⁽²⁾

2.5L

New Belt

.22-.26 (5.5-6.5)

Used Belt

.26-.30 (6.5-7.5)

Limit

.31 (8.0)

⁽¹⁾	With 22 lbs. (10 kg) applied to belt.

⁽²⁾	Tension is controlled by an automatic adjuster. No adjustment is required. If belt tensioner has reached its limit of travel, replace belt.

Fig 1: Identifying Generator Drive Belt Deflection Measuring Point

Courtesy of MAZDA MOTORS CORP.