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carburettor adjustment data >
< Top part of carburettor
Golf Mk1
Power unit
34 PICT, Keihin carburettor and ignition system / Mixture preparation carb.
Servicing 34 PICT carburettor
Bottom part of carburettor
34 PICT, Keihin carburettor and ignition system
Servicing 34 PICT carburettor
Bottom part of carburettor
Idle adjusting screw
◆
Checking and adjusting idle speed: idle speed adjustment =>page
22-22
◆
Check O-ring for damage
Float chamber
◆
Additional venting for vehicles with automatic gearbox: Checking float chamberventing=>page
22-31
Float
Air correction jet with emulsion tube
Injection tube
◆
Checking an adjusting quantity injected by accelerator pump
=>page
22-30
◆
Fuel jet must strike collar on discharge arm; bend with normal tools if necessary
Pilot jet
◆
2-stage pilot jet for vehicles with automatic gearbox: cold idle valve
=>page
22-33
Adjusting nut
◆
Checking and adjusting quantity injected by accelerator pump
=>page
22-30
Part-throttle channel heating
◆
08.77 ▸
◆
Contact surface of heater element must be against carburator (earth connection)
◆
Checking: pull connection apart, connect diode test lamp V.A.G 1527 between plug and battery positive.
LED must light.
Screw plug
◆
For auxiliary fuel jet
Auxiliary fuel jet
Adjusting screw
◆
Checking and adjusting cold idle speed =>page
22-26
Limit screw
◆
Basic setting of throttle valve
=>page
22-28
CO adjusting screw
◆
Adjusting CO content: idle adjustment =>page
22-22
◆
Check O-ring for damage
Main jet
Bypass cut-off valve
◆
Should click when ignition is switched on
◆
When valve is removed, the plunger must first be pushed in
about 3...4 mm
Screw plug
Power unit
34 PICT, Keihin carburettor and ignition system / Mixture preparation carb.
Servicing 34 PICT carburettor
Bottom part of carburettor
carburettor adjustment data >
< Top part of carburettor