BobCat S70 – HYDRAULIC CONTROL VALVE – Load Check Valves Removal And Installation

Remove the BICSTM valve assembly from the control valve. (See BICSTM Valve Removal And Installation on Page 20-40-1.)

Remove and discard the four large O-rings (Item 1) and small O-ring (Item 2) [Figure 20-40-27] from the top of the control valve. Install new O-rings during assembly.

Loosen the load check plug (Item 3) [Figure 20-40-27].

Assembly: Always use new O-rings. Tighten the plugs to 35-40 ft.-lb. (47-54 N•m) torque.

Remove the load check plug (Item 1), spring (Item 2), and poppet (Item 3) [Figure 20-40-28].

All poppets have an orifice (Item 4) [Figure 20-40-28].


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