Eaton Electrical Char-Lynn 450 Series - Manual (Page 6)

110, 230, and 450 Series Steering Control Units
6
17 Remove two bearing races and needle thrust bearing and seal from
spool and sleeve assembly.
18 Tip housing onto port face. Remove spool and sleeve assembly
from 14 hole end of housing (Figure 10).
Attention: Do not bind spool and sleeve in housing. Rotate spool and
sleeve assembly slowly when removing it from housing.
19 Push pin from spool and sleeve assembly.
20 Push spool partially from control end of sleeve, then carefully
remove centering springs from spool by hand (Figure 11). Low input
torque unit uses four centering springs and two spacers. Standard
input torque unit uses six centering springs.
21 Remove seal from housing (see figure 12).
22 Remove manual steering check valve from housing (when appli-
cable) by removing set screw with 1/4 in. hex key.
Bearing Race
Needle Thrust Bearing
Seal
Check Ball Seat
Check Ball Set Screw
O-ring 9,3 mm [.36 in.] ID
O-ring 7,7 mm [.30 in.] ID
Check Ball Retainer
Manual Steering
Check Valve –
Early Design
Shown Here
Standard Input Torque
Low Input Torque
Spring/Spacer Package
Disassembly
Figure 9
Figure 10
Figure 11
Figure 12
Pin
Warning: Pin may slide
outward from spool and
sleeve locking these
parts into housing, please
follow instructions.