Alfa Romeo 33 owners manual page 78

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 REMOVAL FUEL TANK FLOAT CHECK VALVE Remove check valve from supporting Remove float of fuel tank operating WARNING: as follows: clip on fuel tank. Before replacing any fuel line part, 1. Support tank by means of column lift and loosen screws secur- carefully follow below instructions: ing the two clamps supporting a. Make sure shop is equipped with suitable safety equipment.tank to body. 2. Slightly lower column liftSO as b. Disconnect battery ground ca- ble. to gain access to float located on tank upper side. c. Place petrol drained from tank 3. Disconnect from pipe union, on into a suitable container equip- ped with a safety lid. float, the fuel delivery pipe@ and remove electric connections@ of warning lamp and fuel level indicator. 1 Tank pipe side union 2 Outer side union 4. Loosen the six screws securing FUEL TANK UNIT float 0 to tank and remove float. CHECKS AND 1. Remove filler cap from filler hose and take out all petrol from INSPECTIONS tank with the help of a suitable w-w. TANK 2. Loosen clamp@ and@ connecting fuel filling sleeve to tank Check thank for flaws or any evi- and connecting pipe to feeding hose. dence ofwarpage; if necessary, 3. Loosen and remove screw secur- replace it. ing ground cable@) to body. HOSES Check hoses and make sure they are not porous and show no evidence of abnormal wear; replace hoses that are not flawless. PIPES Check and make sure pipes are not clogged, oxidized or dented. CHECK VALVE 1. Blow in an air into the valve 1 Float securing screw located of fuel pipe side. 2 Electric connections In doing so, one should notice some 3 Fuel delivery pipe resistance and some air should come 3 Clamp out of the outer union. I Ground cable 2 Clamp FUEL LINE 2. Now blow in an air jet into the valve from outer side union. The air jet should go right through 4. support tank by means of CAUTION: and come out of the fuel pipe side column lift and loosen screws secur- Disconnect feedings pipes only if union, without encountering any ing the clamps supporting tank absolutely necessary. resistance. to body. 3. If check valve does not comply 5. Slowly lower column lift so as to with above, replace it. gain access to tank upper side. 1. Remove filler cap andtake out 6. Remove from float the electric all petrol from tank with the help of INSTALLATION connections of warning lamp anda suitable pump. indicator of fuel level, then, operat- 2. Remove clamps from hose Carefully fit all fuel line parts back ing from tank rear side, remove unions; plug all hoses and pipes to breather pipe together with retaining together following removal opera- prevent dust or dirt from going valve. tions in reverse sequence and paying in during disassembly operations. special attention to below instruc- 7. Remove tank and, if required 3. Free pipes from relevant holding disassemble it. clamps on underbody. tions. 04-15 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