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My 1986 963 track loader the boom goes up slow the bucket is…

Customer Question
My 1986 963 track...

My 1986 963 track loader the boom goes up slow the bucket is quick

Mechanic's Assistant: What is the complete model and serial number of your machine?

963 an 21z0045

Mechanic's Assistant: Are you fixing this yourself? What have you tried so far?

Yes replaced pilot valve

Submitted: 2 years ago.Category: Construction and Road Equipment
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Answered in 2 days by:
1/6/2020
Mechanic: Curtis B., Technician replied 2 years ago
Curtis B.
Curtis B., Technician
Category: Construction and Road Equipment
Satisfied Customers: 43,930
Experience: Technican turned service manager with multiple lines of equipment and rental units.
Verified

Hello! Let's see if we can work together and come to a satisfactory conclusion!

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Customer reply replied 2 years ago
Ok
Mechanic: Curtis B., Technician replied 2 years ago

Is the valve spool for the boom function moving full travel? Will the boom hold the load with the lever in neutral? Speed is the oil flow to the cylinders, so flow is slow.

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Mechanic: Curtis B., Technician replied 2 years ago

Just came back online. Do you still want the call?

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Customer reply replied 2 years ago
No
Mechanic: Curtis B., Technician replied 2 years ago

OK>

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Customer reply replied 2 years ago
the boom holds an the bucket woks as it should which makes me think it’s not the pump
Mechanic: Curtis B., Technician replied 2 years ago

Check the linkage to be sure the valve spool is being moved full travel by the hand lever or pilot valve,

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Curtis B.
Curtis B.
Curtis B., Technician
Category: Construction and Road Equipment
Satisfied Customers: 43,930
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Experience: Technican turned service manager with multiple lines of equipment and rental units.

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