Alfa Romeo 33 owners manual page 88

text version of content this owner's manual page from owners manual to the vehicle Alfa Romeo 33, year of production 1983 - 1995:

FUEL SYSTEM Probable cause Corrective action Free valve movement so that it can Starting control valve, if any, is Cold starting is difficult or impossible (continue) sticky properly follow control cable Overhaulignitionand Ignition and starting systems are out starting of order systems Checking operations to be performed Excessive fuel consumptionCarburation, ignition or compression same as previously mentioned are defective, as also mentioned in case of insufficient max speed Replacethermostat located into Air cleaner intake stopped in the warm position cleaner air intake CAUTION: Special attention should be paid when checking fuel consumption since speed load, road type as well as driving habits play an important part in establishing actual running fuel consumption Adjust relevant controls Twin carburetor goes into action too early Checking operations to be performed Carburation, ignition or compression Slow pickup especially when same as previously mentioned in direct drive are defective, as also mentioned in case of insufficient max speed (pres- ence of exhaust smoke is possible) Overhaul pump and relevant circuits Acceleration pump not.properly adjusted or defective or pump circuit of jet and valves is defective Carefully overhaul air jet, diffuser Diffuser well is clogged or otherwise defective and relevant well making sure that all components are properly rated Checking operations to be performed Engine easily knocks, over-Carburation or ignition are defective, same as previously mentioned heats or self-ignites as also mentioned in case of insuffi- cient max speed Replace petrol in tank with a kind Octane rating of petrol used is too low having a higher octane rating Check radiator, relevant thermostat Engine cooling system is defective or shutter, if any, since the latter could be improperly adjusted Proceed to scale the engine Excessive scaling of engine cylinders Check engine compression by means Having also excluded any ignition of suitable gauge screwed onto spark defect, engine compression will have plug holes; overhaul or replace any to be tested since there could be defective engine parts leaks coming from piston rings, valvesor cylinder head gaskets Engine compression is poor Check compression and, if necessary, overhaul the engine 04-25 May 1983

owners manual Alfa Romeo 33

owners manual Alfa Romeo 33 - year of production: 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995 - Alfa Romeo 33 owners manual EN