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Bronco II Automatic
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Air Injection System
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Air Injection System
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Description
Operation
Air Pump
Diverter Valve
Notes
Timed By-Pass Valve
Normally-Closed By-Pass Valve
Timed & Vented By-Pass Valve
Injection Manifold
Check Valve
Idle Vacuum Valve (Only W/Cat. Converter)
Trouble Shooting
Excessive Belt Noise
Excessive Pump Noise
No Air Supply
Exhaust Backfire
Testing
Diverter Valve Test
Check Valve Test
Maintenance
Notes
Centrifugal Fan Filter
Exhaust Emission System Cleaning
Air Pump Overhaul
Notes
Pump Exhaust Tube Replacement