TROUBLES A Symptom and Probable Cause HEADLAMP Headlights Dim engine idling or shut off Partly discharged battery I Defective cells in battery High resistance in light circuit Faulty sealed beam units Headlights Dim engine running above idle High resistance in lighting circuit I Faulty sealed beam units Faulty voltage control unit Lights Flicker Loose connections or damaged wires in lighting circuit Light wiring insulation damaged producing momentary short Lights Burn Out Frequently High voltage regulator setting Loose connections in lighting circuit Lights Will Not Light Discharged battery Loose connections in lighting circuit Burned out bulbs Open or corroded contacts in lighting switch I Open or corroded contacts in dimmer switch Thermal Circuit Breaker Causing Current Interruption i Short in headlamp wiring Short within some light or instrument in use GASOLIP Gauge Shows Empty at All Times Tank unit shorted Wire from sh unit to tank unit shorted Float stuck in empty position Dash unit improperly grounded on instrument panel I Gauge Shows Full at All Times Tank unit burned out Wire between units disconnected or broken High resistance in wire between units Float stuck in full position Gauge Does Not Register Accurately within normal limits Bent hand on dash unit High resistance in circuit Partial short in circuit Loose electrical connection J ND REMEDIES Probable Remedy AND CIRCUIT Charge battery Replace battery Check headlight circuit including ground connection Make necessary repairs Replace sealed beam units Check lighting circuit including ground connection Make necessary repairs Replace sealed beam units Test voltage control and generator Make necessary repairs Tighten connections and check for damaged wiring Check light wiring and replace or tape damaged wires Adjust voltage regulator Check circuit for loose connections Recharge battery and correct cause Tighten connections Replace bulbs or sealed beam unit Replace lighting switch Replace dimmer switch Check wiring of circuits in use for short circuits and make necessary repairs Check lights or instruments for short Headlamps are on separate circuit breaker from remainder of lighting units Instruments are fused JE GAUGE Replace unit Replace wire or repair short Replace tank unit Properly ground dash unit Replace tank unit Connect or replace wire Clean connections and terminals Replace tank unit Replace unit or straighten hand Check and correct circuit Correct cause of short Tighten connections at dash unit and tank unit CORVAIR SHOP MANUAL