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Figuring out hydraulic LPM for attaching hydraulic attachments

Camron2020

Member
Joined
Apr 10, 2024
Messages
6
Location
Ottawa
Hey lads I got a 2013 John Deere 180g sn# SN1FF180GXVCD020165
I am looking at possible rock drill attachments and they need my litre per minute for the hydraulics.
Is this something I can find out myself or do I need to get a mechanic to run a test on the hydraulics.. thanks in advance
 

Diesel Dave

Senior Member
Joined
Sep 29, 2022
Messages
1,083
Location
Ontario Canada
Spec for auxiliary function flow on a new Deere 180G is 190 litres / minute at 3000 psi (1 pump).
A flow test would be required for accurate setup of the attachment.
 

Camron2020

Member
Joined
Apr 10, 2024
Messages
6
Location
Ottawa
Alright so taking that number 190 litres a minute, they should be able to pick the attachment and then do a flow test after purchase right? It’s almost like they want me to do a flow test before I buy it… and after to set up the attachment
 

Diesel Dave

Senior Member
Joined
Sep 29, 2022
Messages
1,083
Location
Ontario Canada
In the Operator's manual there is a cycle time test for each function.
If you are on the high end of spec on ALL the cycle times then I would say an initial flow test could be skipped.
 

Pony

Senior Member
Joined
Apr 18, 2014
Messages
370
Location
SE Queensland
I've just used the book values for lpm, auger drives usually have about a 50lpm window of acceptable flow rates.
 
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