Hydraulic Motor Yoke
Removal
1.Relieve pressure, page 7.
2.Place drip pan or rags under sprayer to catch hydraulic oil that leaks out during repair.
3.FIG. 5. Slide retainer clip (194) down to remove. Remove pump pin (249).
4.Remove hydraulic lines (35, 250) from fittings (217) at top left and right side of hydraulic motor.
5.Loosen jam nut (183).
6.Unscrew and remove hydraulic motor cap (25).
7.Slide piston rod/hydraulic motor cap assembly (A) from hydraulic motor cylinder (69).
Hydraulic Motor Yoke
Installation
1.Slide piston rod assembly (A) into hydraulic motor cylinder.
2.Screw down hydraulic motor cap (25) until cap bot- toms out. Unscrew hydraulic motor cap until inlet and outlet align with hydraulic line fittings and test hole in hydraulic motor cap points toward belt guard
3.Torque jam nut (183) against hydraulic motor cap
(25)to 150
4.Install hydraulic lines (35, 250) to fittings (217) to top left and right side of hydraulic motor per procedure on page 6; torque to 40
5.Pull start rope slowly to align pin holes of hydraulic motor and displacement pump (21). Connect with pump pin (249); and retainer clip (194), page 18.
6.Start engine and operate pump for 30 seconds. Turn engine OFF. Check hydraulic oil level and fill with Graco hydraulic oil, page 7.
313776G | 15 |
