SERVICE MANUAL NUMBER 24
MERCARB 2 BARREL CARBURETOR
d. Accelerator Pump Plunger and Return Spring: Inspect pump plunger cup, pump
plunger spring (on pump assembly) and return spring.
e. Power Piston Spring: Check power piston spring for weakness or distortion.
f.
Idle Mixture Needle: Inspect idle mixture needle. If damaged, needle must be
replaced.
g. Levers and Linkages: Check levers, links and rods for wear.
h. Throttle Valve and Shaft: Check throttle shaft for excessive looseness in throttle
body. Ensure throttle valve and shaft open and close completely. Throttle body
assembly must be replaced if throttle valve and shaft are worn or damaged.
i.
Choke Valve and Shaft and Lever Assembly: Check shaft and lever assembly for
excessive looseness in air horn assembly. Check choke valve and shaft and lever
assembly for binding through entire operating range, making sure valve opens and
closes completely. Air horn assembly must be replaced if choke valve and shaft and
lever assembly are worn or damaged.
j.
Inspect Casting for visible damage. Inspect gasket surfaces. Inspect accelerator
pump plunger well for scoring or deposits.
90-861327--1
OCTOBER 1999
Page 5B-29
| Categories | Mercury MerCruiser Manuals |
|---|---|
| Tags | Mercury MerCruiser 305 CID, Mercury MerCruiser 350 CID |
| Model Year | 1998, 1999, 2000, 2001 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
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Marine readers have rated Mercury MerCruiser Engines Service Manual Number 24 GM V-8 305 CID 350 CID 4.0 out of 4.0 based on 1 product reviews. Great performance engine.
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