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Cat D4D 88A series (as 78A) hydraulic group

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1 year 1 month ago #251909 by Richard~J~W
The hydraulic group on my D4D has an I.D. tag of 54G843.......does anyone know which model it is?
Also what kind of hydraulic pressure and flow does it have.......it only runs the blade up/down, no other services fitted

 

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1 year 1 month ago #251912 by Rome K/G
That would be a model 161 hyd control.
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1 year 1 month ago - 1 year 1 month ago #251913 by bluox
If it has 1 valve it is a 141 ,or a  143 hyd. control. Don't know where the serial number break is.
main relief valve is around 1700 psi.
Pump output depends on which pump you have.
Bob
Last edit: 1 year 1 month ago by bluox.
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1 year 1 month ago #251920 by juiceman
141 single for D4, 142 two valves, and 143 triple valve. JM
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1 year 1 month ago #251921 by Rome K/G
54G shows up as a 161 unit.
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1 year 1 month ago #251923 by juiceman

54G shows up as a 161 unit.
***Not doubting you Rome: Sounds like someone swapped units on him. I have never looked in the bible to see what differences there are between all of those units, they all look the same to me. I should take notes of each tractor I have here and record the serial numbers for the chassis, engine, pump and blade for future reference. JM
 

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1 year 1 month ago #251924 by bluox
A 141 or 143 hyd. control can be a 1 2 or 3 valve no such thing as a 142 .
Bob
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1 year 1 month ago #251925 by bluox

54G shows up as a 161 unit.

A 54G hyd control can be a 141,143 151 or a 161.
A 161 would be on a D 6 tractor.
Bob
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1 year 1 month ago #251926 by juiceman
Time for me to hit the books, that is, where I put them last! Thx. JM
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1 year 1 month ago #251927 by bruce oz
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