Hyundai HL955 Manual page 445

(18) The spool set will push out the assembly
tool guide. The O-ring are now in position.
(19) Turn the steering unit until the bore is
vertical again. Put the check valve ball
into the hole indicated by the arrow.
(20) Screw the threaded bush lightly into the
check valve bore. The top of the bush
must lie just below the surface of the
housing.
(21) Grease the O-ring with mineral oil approx.
viscosity 500 cSt at 20˚C.
5-41
(780-3A) 5-81(3)
(780-3A) 5-81(4)
(780-3A) 5-82(1)
(780-3A) 5-82(2)