Transcription of TROUBLESHOOTING GUIDE - Holley
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SUPERCHARGERSTROUBLESHOOTING GUIDEFor all Holley Automotive SuperchargersThis material is not intended to replace your installation instructions. This information is provided as a helpful Superchargers are designed for trouble-free installation and operation. However, since individuals who have littleexperience with engine tuning and modification do most installations, this information is provided so that you may identifythe most common after installation problems. If, after exploring the suggestions, you still have a problem or havequestions, please don t hesitate to contact our Technical Service Dept. 1-270-781-9741, Monday through Friday, 7 to 5:00 We are here to help before and after the sale. The suggestions are listed in order of likelihood of hesitates or bogs during initial acceleration (after engine is at operating temperature).Too small of an accelerator pump in carb(s). Either increase the pump size or the nozzle size or for sufficient fuel for restricted fuel filter or for retarded ignition backfires when engine to warm up before rapidly opening the throttle(s).
Check for lean condition (need larger jets or larger carb). Check for vacuum leak. Check for excessively retarded ignition timing. Check engine temperature. Check camshaft timing. Blower makes noise when new. The Teflon that Holley uses to seal and properly clearance the blower will generally make noise while it is breaking in.
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