Главная Geely Geely Emgrand X7 - Manual
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Geely Emgrand X7. Manual part - 111
A. Dismantle the drive belt. Refer to 2.6.8.3 Replacement of Drive Belt. B. Run the engine, but no more than 30 s. Does the hum sound disappear?
3 Inspect whether the bearings of all accessory drive belt pulleys are normal? Pulley bearings do not appear stuck, loose and so on.
4. Loosening diagnosis of drive belt Diagnostic tip: the drive belt dropped from the drive belt pulley repeatedly may be caused by Fault Definition: Drive belt falls off from the pulley, or are incorrectly installed on the 1 Inspect the drive belt for damage. If necessary, replace the drive belt.
2 Inspect whether the pulley is misaligned. Repair the faulty part.
3 Inspect whether the pulley is bent or depressed. Repair the faulty part.
4 Inspect whether the drive belt tensioner device bracket is bent or cracked.
4 To Diagnostic Hints Next Next Next Next No Replace the damaged pulley or bearing. Yes No Refer to 2.6.7.4 Engine Noise Diagnosis Yes 443 |