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I have a 1972 820. The rock shaft was goes up at start up…

Hello, I have a...

Hello, I have a 1972 820. The rock shaft was goes up at start up and will not go down regardless of setting or position of elevation lever. it failed suddenly while using a box blade.

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

Give me a minute.

Mechanic's Assistant: Anything else you want the equipment mechanic to know before I connect you?

Type:820, code:4HDC, serial: 042410 L

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Answered in 2 hours by:
3/18/2018
Curtis B.
Curtis B., Technician
Category: Construction and Road Equipment
Satisfied Customers: 30,088
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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  • Deere 820 utility tractor? You have a stuck valve in the three-point, in the cylinder section. The three-point assembly has to be removed and each of the valves and springs checked. See the cylinder and valves in the link below.
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Ask Your Own Construction and Road Equipment Question
Customer reply replied 1 month ago
Thank you, ***** ***** afraid of that. My knowledge of hydraulic systems is weak and I have been reading and rereading that section of my service manual. Nothing like a rebuild to teach you the ins and outs of a machine.

Yes, but at least you have the manual!

Curtis B.
Curtis B., Technician
Category: Construction and Road Equipment
Satisfied Customers: 30,088
Experience: Technican turned service manager with multiple lines of equipment and rental units.
Verified
Curtis B. and 87 other Construction and Road Equipment Specialists are ready to help you
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Customer reply replied 1 month ago
No thanks, ***** ***** manage the job from here. I appreciate the help. Have a great evening.

Thank you, ***** ***** the 5-star rating system to close the question and get me credit!

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Curtis B.
Curtis B.
Curtis B., Technician
Category: Construction and Road Equipment
Satisfied Customers: 30,088
30,088 Satisfied Customers
Experience: Technican turned service manager with multiple lines of equipment and rental units.

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