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ZERO's latest activity
ZERO
reacted to
Stump Shot's post
in the thread
HELP!
462 won’t rev up
with
Like
.
Maybe someday, someone would come up with a relatively simple to use diagnostic tool to check these type of things out, like in the...
Apr 6, 2026
ZERO
reacted to
huskihl's post
in the thread
HELP!
462 won’t rev up
with
Like
.
I don’t think so. It’s computer code *s-word I believe. Had a 572 that would start and idle like it was in the choke position on at3. Pull...
Apr 6, 2026
ZERO
reacted to
Stump Shot's post
in the thread
HELP!
462 won’t rev up
with
Like
.
That is if it can run at all. Otherwise maybe a resistance check if it is not running maybe?
Apr 6, 2026
ZERO
reacted to
Stump Shot's post
in the thread
HELP!
462 won’t rev up
with
Like
.
Interesting, I wonder if something like a simple voltage check would tell anything or not?
Apr 6, 2026
ZERO
reacted to
huskihl's post
in the thread
HELP!
462 won’t rev up
with
Like
.
I didn’t really. Don’t actually know if it can be diagnosed without the SDS software. The brain is in the coil. Many of the issues we...
Apr 6, 2026
ZERO
reacted to
furb's post
in the thread
HELP!
462 won’t rev up
with
Like
.
How did you diagnose the coil. In the good old days they were interchangeable and I had multiple saws to swap parts around. These dumb...
Apr 6, 2026
ZERO
reacted to
huskihl's post
in the thread
HELP!
462 won’t rev up
with
Like
.
All I know is I’ve seen a half dozen mtron and autotune coils go bad but never a carb itself other than diaphragms. After buying a few...
Apr 6, 2026
ZERO
reacted to
furb's post
in the thread
HELP!
462 won’t rev up
with
Like
.
I’m getting a carb kit whenever it gets here and I’ll check out the wiring before them. If it revs and restarts is it safe to assume the...
Apr 6, 2026
ZERO
reacted to
huskihl's post
in the thread
HELP!
462 won’t rev up
with
Like
.
I would test them for continuity with a multimeter. Try bending and twisting them to see if there is a break. Also check from red to...
Apr 6, 2026
ZERO
reacted to
furb's post
in the thread
HELP!
462 won’t rev up
with
Like
.
I swapped a white solenoid to see if anything changes, nothing. How to you diagnose the other electrical parts? It has spark and fuel to...
Apr 6, 2026
ZERO
reacted to
Stump Shot's post
in the thread
HELP!
462 won’t rev up
with
Like
.
The fuel pump looks to be worn out as well, could not be good in combination with the stiff metering diaphragm. All the above...
Apr 6, 2026
ZERO
reacted to
Coupe's post
in the thread
HELP!
462 won’t rev up
with
Like
.
Check you haven't semi pinched your fuel line.
Apr 6, 2026
ZERO
reacted to
huskihl's post
in the thread
HELP!
462 won’t rev up
with
Like
.
Clean/rebuild the carburetor and put a new fuel solenoid on it like mentioned. If that doesn’t do it, it’s more likely that it’s...
Apr 6, 2026
ZERO
reacted to
cuinrearview's post
in the thread
HELP!
462 won’t rev up
with
Like
.
If this were mine, I'd swap a solenoid and kit the carb. But everyone knows I'm just an unskilled hammer donkey.
Apr 6, 2026
ZERO
reacted to
TX_Welder's post
in the thread
HELP!
462 won’t rev up
with
Like
.
Like won't rev at all ? Falls on it's face? Spits and sputters or what ? I will say that mine is fuel filter sensitive. The only saw...
Apr 6, 2026
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