From: Stu Ellis (stuellis@attbi.com)
Date: Mon Mar 24 2003 - 08:53:29 PST
If you're getting good flow out filter bleed valve, then it might be
Injection pump?
Gelling in mine was only below zero.
I also converted to electric fuel pump. It starts priming system when key
is turned on.
"Stu"
Southern New Hampshire, USA
'Live Free Or Die"
MVPA #14790 MVMVC
1967 M151A1 Jeep
1964 M416 1/4 Ton Trailer
1986 M1009 CUCV Blazer
----- Original Message -----
From: "Ronzo" <rojoha@attbi.com>
To: "Military Vehicles Mailing List" <mil-veh@mil-veh.org>
Sent: Monday, March 24, 2003 11:33 AM
Subject: [MV] M1010 fuel problem?
> Whoa!!! Another MV post!!
>
> Read through a bunch of past CUCV posts to see if someone else had
> posted similar symptoms, with little luck.
> My M1010 is behaving like it is fuel starved. Get fuel flow out filter
> drain/bleed when engine is running.
> Should there be fuel flow out the bleed line if the key is on but
engine
> not cranking/running?
>
> Started the truck yesterday AM (hard to catch) and after running for
10
> seconds or so, it stalled. Restarted, idled for 5 minutes or so and then I
> took off. Truck ran ok until I got on the exit, where it had poor pedal
> response, even after I manually downshifted. Mash pedal to the floor with
> little or no effect, then a couple of bucks and then a surge of power. Got
> it up to 55 and held it there for a couple of minutes and the engine
started
> 'hunting' while holding pedal steady. Big surge of power, then roll off
and
> more hunting. Get off highway and reach end of exit to merge and get
'rotten
> plum' feeling when pedal gets mashed, then a delay of a couple of seconds
> with engine stumbling before power comes back.
> I am going out now to get a new fuel filter and a K&N air filter as
> recommended in past list posts.
> I buy my diesel at a large station and use anti-gel/conditioner year
> round. Get only diesel out bleed line, no H2O. Does gelling occur at temps
> above 40 degrees F? I have been told by a couple of diesel owners that the
> brutally cold winter caused the fuel manufactures to change over to summer
> fuel early, since they needed to make home heating fuel which cut into the
> winter diesel fraction. Not into petrochemical formulation, this seem to
> make sense to anyone?
> Is fuel filter heater necessary/cycling when engine is running? Wait
> light cycling only indicate glow plug activation if card was
inplace/intact?
>
> I see several posts on hard start/drain back problems and comments on
> the pressure switch in/under the fuel filter. I can see from Derek's and
> Sando's posts that one way valves and such from Standyne are sensible
mods.
> Anyone ever posted the 'definitive' mods to these beasts fuel systems? I
> find the manuals on the CUCV series not living up to the M35's -361
series,
> let alone the -209 series.
> Online source that folks have had good luck buying Standyne parts on
> line?
>
> Open to suggestions....
>
> Ronxxxxx
>
>
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