Patients can be assured that an ABPN board-certified psychiatrist has specialized skills and knowledge to diagnose and treat problems ranging from emergencies to the long-term medical management of psychiatric disorders. The conditions psychiatrists treat include disorders such as: Depressive disorders.
usually late ignition timing could cause this or an excessive amount of fuel in the exhaust system. backfire can be caused by choke not shutting off completely, also could have a bad distributor cap, bad spark plugs, bad ignition condensor, bad plug leads, or to much fuel getting to carburetor system.
Unburnt air/fuel mixture passing through the exhaust and igniting also results in backfiring. This is usually caused by a temporary loss of ignition or rich idle mixtures in combination with exhaust air leaks. If there is only moderate backfiring it may be because the exhaust valves are leaking or the tappets are tight.