Vanguard OHV V-Twin User Manual page 89

Clean Carburetor
1. Disassemble carburetor.
2. Remove and discard all old gaskets, seals and
sealing material.
CAUTION
AVOID INJURY!
• Wear suitable protection when using cleaners.
Follow instructions on container.
3. Use a commercial carburetor cleaner (such as
Briggs & Stratton Spray Cleaner #100041 or
#100042) to clean carburetor parts and body.
4. When cleaning non-metallic parts (plastic, nylon,
Minlon, etc.), do not leave in commercial
carburetor cleaner more than 15 minutes.
NOTE: Do not use commercial carburetor cleaners
on parts containing rubber, such as seals,
O-rings, inlet needles, seats or pump
diaphragms.
AVOID EYE INJURY!
• Wear eye protection whenever using com-
pressed air to clean parts.
5. Use only compressed air (blowing in both
directions) to clean out all openings and
passages.
NOTE: Do not use wire, drills or other mechanical
devices to clean out metering holes or
passages.
Inspect Carburetor
Inspect all parts for wear, cracks, nicks and burrs.
Inspect float for leaks. Replace damaged parts.
Assemble Carburetor
When assembling carburetor, use new seals and
gaskets.
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CAUTION
Install Fuel Inlet Seat and Body
1. Install new inlet seat (1) with chamfered end
down, Fig. 51.
2. Press in new body (3) using Knockout Pin
#19135 (2).
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Fig. 51
3. Install new throttle shaft seals (4) with sealing lip
out, Fig. 52.
4. Install throttle shaft with foam seal (10) and
spacer (9).
5. Install foam seal (6) and retainer (5).
6. Install throttle plate (7) with numbers down.
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NOTE: Use LOCTITE 222 on screw (8) threads.
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Fig. 52
7. Install new choke shaft seal (16) with sealing lip
out, Fig. 53.
8. Assemble washer (15) onto choke shaft.
9. Insert spring (12) and check ball (13) in to spring
pocket. Compress with a small round punch
(14).
10. Push choke shaft into hole until ball engages
groove in choke shaft, inset, Fig. 53.
11. Install choke plate (11) as shown.
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