940 L4-2320cc 2.3L DOHC VIN 89 B234F FI (1991)
Tighten tensioner locknut
Tighten to 50 Nm (37 ft.lb).
Replace protective cap over locknut.
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Check/Adjust Balance Shaft Belt Tension After Opening Of Thermostat
Check belt tension
Use gauge 998 8500.
Position gauge above location of dismantled idler.
Belt tension must be within the 4.9 ± 0.2 unit range.
NOTE:
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If belt tension is correct, skip to next 3 operations.
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If belt tension is too low, carry out following operations.
