Hydraulic pump, Type 44 - questions

David Conner conner at cfm.Ohio-State.edu
Thu Dec 12 10:22:10 EST 2002

Thanks for the scoop.  It sure would be nice if Bentley would include this
kind of explanation along w/ their dire warnings.

Do you know how to identify the correct banjo bolts for a particular pump?
Or is this also something that's not such a big deal as Bentley would imply?
Dave C.

At 01:31 PM 12/11/2002 -0500, you wrote:
>They lowered the working pressure on later pumps.  Extra pressure may
>mean premature failure of hydraulic components, but I've never seen any
>actual BTDT.  I would conjecture that based on the age/mileage of the
>older pump, it's pressure is probably down to, or under the maximum
>pressures for the "updated" pump.  I wouldn't worry about it unless you
>start getting abnormal failure rates...but then again, two or three
>hydraulic system component failures a year seem to be the norm and the
>price of admission to the type 44 club.
>David Conner <conner at cfm.Ohio-State.edu> writes:
>> Could someone tell me the reason for the Bentley warning on page
>> 48.17 (The edition for 1984 - 1988 Type 44), where it says ...
>> "Caution:  The old type pump 035 145 155 G must not be installed in
>> cars from 1986 model years onward"
>> The original pump in my 1987 5ks is pn 035 145 155
>> The replacement pump I've installed is 035 145 155 G
>> The two pumps look the same .... Anyone know what the difference
>> is?

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