BRP-Rotax
REPAIR MANUAL
INSPECTION OF THE CARBURETOR FLANGE AND REED VALVE
General
ATTENTION
The reed petal should be completely on the valve guide with a little initial tension (a gap
should not be visible when held against the light. If applicable adjust reed valves more
precisely by releasing the tightening torque of the screws.
Instructions See Figure: Carburetor port and valve guide.
1. Inspect rubber lining of reed valves (1) for perishing (if applicable replace complete reed
valve).
2. Check the two reed petal (2) for cracks or damage.
3. Check the oval head screw M3x6 (3) for secure seating. (LOCTITE 648 Tightening torque
1.5 –2 Nm (13-18 in.lb)).
4. Inspect carburetor flange (4) for cracks, porosity or swelling and replace if applicable.
Figure 4.18: Carburetor port and valve guide
1
Reed valve assy.
2
Reed petal
3 Oval head screw M3x6 4 Intake socket
______________________________________________________
Effectivity: 125 MAX evo, Junior MAX
evo, Mini MAX evo, Micro MAX evo
Edition - February 01 2018 /Rev. 0
Chapter 4
Page 19
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