Drive Belt: Testing and Inspection
DRIVE BELT INSPECTIONNOTE: - Tool Required:
^ Special Service Tool (SST) 49 9200 020A, or equivalent belt tension gauge.
DEFLECTION
1. Check the drive belt deflection when the engine is cold, or at least 30 minutes after the engine has stopped. Apply moderate pressure 98 N (22 lbs.) midway between the specified pulleys.
2. If the deflection is not within the specifications listed below, adjust it.
Generator
^ New: [1] 5.5-7.0 mm (0.22-0.27 inches).
^ Used: 6.0-7.5 mm (0.24-0.29 inches).
^ Limit: 8.0 mm (0.31 inches).
Power Steering and Air Conditioning
^ New: [1] 8.0-9.0 mm (0.36-0.39 inches).
^ Used: 9.0-10.0 mm (0.36-0.39 inches).
^ Limit: 11.5 mm (0.45 inches).
TENSION
1. Belt tension can be checked in place of belt deflection. Check the drive belt tension when the engine is cold, or at least 30 minutes after the engine has stopped. Using the belt tension gauge, check the belt tension between any two pulleys.
2. If the tension is not within the specifications listed below, adjust it.
Generator
^ New: [1] 491-745 N (110-167 lbs.).
^ Used: 491-706 N (110-158 lbs.).
^ Limit: 343 N (77 lbs.).
Power Steering and Air Conditioning
^ New: [1] 491-588 N (110-132 lbs.).
^ Used: 422-490 N (95-110 lbs.).
^ Limit: 245 N (55 lbs.).
[1] A belt that been on a running engine for less than five minutes.