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1987
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Bronco 5.8 H
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Air Injection System
Air Injection System
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Description
Operation
Air Pump
Diverter Valve
Notes
Ford Motor Co. Timed By-Pass Valve
Ford Motor Co. Normally-Closed By-Pass Valve
Ford Motor Co. Timed & Vented By-Pass Valve
Power Heat Control Valve (CHRYSLER Motors Only)
Injection Manifold
Check Valve
Idle Vacuum Valve (Ford Only With Catalytic 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
Air Pump Exhaust Tube Replacement