Manual: Maruti Zen Carburetor Service

Turn the screw counter-clockwise (outward) . This provides a safe, slightly rich baseline mixture for starting the car. Step 2: Tuning the Idle Speed Start the engine and let it warm up.

: Adjust the idle screw to peak RPM, then turn 1/2 turn toward the richer side for stability. Essential Replacement Parts maruti zen carburetor service manual

Before dismantling the carburetor, rule out other issues in the intake system. Turn the screw counter-clockwise (outward)

If the engine refuses to start or runs terribly after rebuild, set the (Volume Control Screw) to its baseline factory position: maruti zen carburetor service manual