Eaton 450 Series - Manuals - manualsarea.com

Page 3 - Tools required for disassembly and reassembly.; current hex head cap screws.

110, 230, and 450 Series Steering Control Units 3 Tools required for disassembly and reassembly. — Screwdriver (102-152 mm [4 in. - 6 in.] long, x 3 mm [118 in.] wide flat blade). — 6 Point (E10) Drive part No. 64489-000* or 1/2 inch socket for current hex head cap screws. — Breaker bar wrench. — To...

Page 4 - Cap Screw; Seal; Disassembly; Figure 1

110, 230, and 450 Series Steering Control Units 4 Cleanliness is extremely important when repairing a steeringcontrol unit. Work in a clean area. Before disconnecting lines,clean port area of unit thoroughly. Use a wire brush to removeforeign material and debris from around exterior joints of the un...

Page 5 - Control End; Seal Gland Bushing; Quad Ring Seal; seal from seal gland bushing.; Figure 5

110, 230, and 450 Series Steering Control Units 5 12 Carefully remove anti-cavitation valves and manual steering checkvalve (roll pin and ball – if applicable) from bolt holes by tippinghousing as shown (see figure 5). Control End Seal Gland Bushing Special Seal Gland Markedwith Groove for Identific...

Page 6 - 9 Push pin from spool and sleeve assembly.; Bearing Race; Check Ball Seat; Standard Input Torque; Figure 9; Pin

110, 230, and 450 Series Steering Control Units 6 17 Remove two bearing races and needle thrust bearing and seal fromspool and sleeve assembly. 18 Tip housing onto port face. Remove spool and sleeve assemblyfrom 14 hole end of housing (Figure 10). Attention: Do not bind spool and sleeve in housing. ...

Page 7 - Disassembly/Reassembly

110, 230, and 450 Series Steering Control Units 7 Low TorqueSpring Spacers (2) Standard Torque 23 Screw a #10-24 machine screw into end of check ball seat. Then lift seat out of housing by pulling on screw with pliers. 24 Remove two seals from check valve seat. 25 Tip housing to remove check ball an...

Page 9 - Cross Section of Old and New Seal; Reassembly

110, 230, and 450 Series Steering Control Units 9 17 Install retaining ring in housing (figures 19 and 20). After installingring, pry around ring circumference with screwdriver to properly seatring in groove. 18 Clamp housing in vise, as shown in Figure 21. Clamp lightly onedges of mounting area; do...

Page 10 - 7 Install end cap on gerotor, aligning holes.; Port Face; Drive Spacer

110, 230, and 450 Series Steering Control Units 10 23 Lubricate and install 72,6 mm [2.86 in.] ID seal in spacer plate orgerotor (meter), (ref.) see note page 2. The lubrication will hold seal inplace. 24 Align star valleys (reference A) with marked drive (reference B).Valleys must align with pin. N...

Page 11 - Resassembly

110, 230, and 450 Series Steering Control Units 11 28 Install 7 dry cap screws (and seal washers if applicable – seefigure 26) in end cap. Pretighten screws to 17 Nm [150 lb-in], thentorque screws to 25-30 Nm [225-275 lb-in] in sequence shown infigure 27. Eaton Corp. Hydraulics Div.Eden Prairie, MN ...

Page 12 - Product Number; Bar Code Label — Launch Date June, 1999; Eaton Part Number

Form No. 7-309 Copyright Eaton Corporation, 1981, 1988, 1993, and 1999All Rights ReservedPrinted in USA Each Order Must Include the Following: How to Order Replacement Parts 1. Product Number2. Date Code3. Part Name 4. Part Number5. Quantity of Parts For additional literature contact Eaton Corp. Hyd...