How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site.
    Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask catmastertech Your Own Question
catmastertech, Technician
Category: Construction and Road Equipment
Satisfied Customers: 2334
Experience:  Field service technician for CAT 19 years.
Type Your Construction and Road Equipment Question Here...
catmastertech is online now
A new question is answered every 9 seconds

I have a 1960 12E motor grader just rebuilt hyadraulic pump

Customer Question

I have a 1960 12E motor grader just rebuilt hyadraulic pump and have good pressure but gear box levers in cab wont activate pto drives. Small cover plate on column below steering wheel . Can see flat round disc turning but doesn't turn upper shaft going into gear box. Is there a linkage that may have gotten undone?
Submitted: 1 year ago.
Category: Construction and Road Equipment
Expert:  catmastertech replied 1 year ago.

Yes, your shear pin has failed. Try part number 2D-5511 from your CAT dealer. It goes into the disc to lock the drives together.

See attachments for details.

Related Construction and Road Equipment Questions