Toyota Hilux Surf 1993 Owner's Manual page 815

STEERING – Power Steering (Gear Housing)
(j) Form a new teflon ring into a heart shape and install
it with hand.
(k) Using SST, form the teflon ring.
NOTICE: The teflon ring must be squeezed before in–
serting the cross shaft or damage will result.
SST 09630–00012 (09631–00120)
(l) Using SST, drive a new oil seal into the gear hous–
ing.
SST 09630–00012 (09631–00020, 09631–00090)
5. IF NECESSARY, REPLACE CONTROL VALVE TEFLON
RING AND O–RING
(a) Using a screwdriver, remove the teflon ring and
0–ring.
NOTICE: Be careful not to damage the control valve.
(b) Install a new O–ring.
(c) Expand a new teflon ring with your fingers.
NOTICE: Be careful not to over–expand the teflon ring.
(d) Install the teflon ring.
(e) Coat the teflon ring with power steering fluid and
snug it down with piston ring compressor for 5 – 7
minutes.
6. IF NECESSARY, REPLACE UNION SEAT
(a) Using a screw extractor, remove the union seat.
SR–83