Service Manual

FIGURE 2. CARBURETOR ADJUSTMENTS
CARBURETOR OVERHAUL
Note: See pages 7-4-1, 7-4-2 for Spec G Engines.
Carburetion problems that are not corrected by mixture
adjustments are usually a result of gummed-up fuel
passages or worn internal parts. The most effective
solution is a carburetor overhaul.
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FIGURE 3. CARBURETOR ASSEMBLY
In general, overhauling a carburetor consists of disas-
sembly, a thorough cleaning, and replacement of won
parts. Carburetor overhaul kits are available.
General instructions for overhauling a carburetor are
3. Remove the four intake manifold cap screws and lift
given below. Carefully note the position of all parts while
complete manifold assembly from engine.
removing to assure correct placement when reassemb-
ling. Read through all the instructions before beginning
4. Remove carburetor from intake manifold.
for a better understanding of the procedures involved.
Carburetor components are shown in Figure
3.
personal injury or death by tire or
Ignition of fuel can cause serious
Disassembly
explosion Do not any flame, cigarette, or other
igniter near the fuel system.
1. Remove main jet and idle adjustment needle.
Removal
2. Remove attaching screws and separate upper and
lower carburetor sections.
1. Remove air cleaner assembly. 3. Carefully note position of float assembly parts, then
2. Disconnect governor and throttle linkage, choke
pull out retaining pin and float assembly.
control, and
fuel line from carburetor. 4. Remove needle valve.
7-2