Fuel / Exhaust
4.28
Carbureto r Assembly -- Continued
2. Install screen and new O--rings on inlet needle seat.
Lubricate O--rings with Polaris Premium 2 Cycle
Lubricant.
3. Install set block and tighten screw securely.
4. Grease low speed mixture screw O--rings. Install
O--rings, washer, spring, and screw.
5. T urn screw in until lightly seated and then back it out
the number of turns recorded during disassembly. If
number was not recorded, turn out to the specified
base setting found in beginning of this chapter. Install
limiter cap(s) with tab positioned midway between the
stops.
CAUTION:
Do not force screw past lightly seated or screw and/or seat will be damaged. Operation of the craft with mixture
screws improperly adjusted (too lean) may cause serious engine damage. Always read spark plugs under actual
operating conditions after assembly to verify proper mixture.
6. Lubricate and install inlet needle, lever arm, and
spring. Tighten screw securely. Inspect lever arm
height outlined on page 4.23 and adjust if
necessary.
7. If any jets were removed, install the jets in the jet
block. Refer to pages 4.1 to 4.3 for jet identification
and locations.
8. Install metering diaphragm, and then the gasket. Align
holes in diaphragm and gasket with pins.
Polaris Premium 2 Cycle Lubricant
PN 2871098 - Gallon
PN 2872097 - Quart
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