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EATON Char-Lynn  

Power Steering Control Unit Series 5 Parts and Repair  C-STCU-TS002-E1  November 2006

General
Information

Ordering Parts

How to Order 

Replacement Parts

Each order must include 

the following:

1. Product Number

2. Date Code

3. Part Name

4. Part Number

5. Quantity of Parts

Refer to specific part listings
for your Char-Lynn® Steering
Control Unit when ordering
replacement parts. Listings are
available from Eaton. Sample
tag shows identification. 

For additional literature contact
Eaton Hydraulics at:

14615 Lone Oak Road 
Eden Prairie, MN 55344

http://hydraulics.eaton.com

Tools Required:

• 10 mm Socket (13 mm Socket

for End-Ported Units)

• 7/8 in. Socket

• Torque Wrench 

(31 Nm [275 lb-in] Capacity)

• Small Blade Screwdriver

Special Tools:

• Plunger and Sleeve Tool (two-

piece seal) No. 600801-001*

* Tools available—by special order—

through our service department.

Tools

Port Face

Eaton Corp. Hydraulics Div.
Eden Prairie, MN 55344

Customer part number
or base unit number if it
has a column or valve 
assembled

Bar Code Label — Launch Date June, 1999

Month / Day / Year

Eaton Part Number

Summary of Contents for Char-Lynn

Page 1: ...L R P Power Steering Steering Control Unit SCU Parts and Repair Information Square Housing with Side Ports Round Housing with Side Ports Round Housing with End Ports 5 Series Steering Control Units 0...

Page 2: ...onnected Drain the oil and clean the exterior of the control unit before making repairs Wash all metal parts in clean solvent Use filtered moisturefree compressed air to dry the parts Do not wipe them...

Page 3: ...ag shows identification For additional literature contact Eaton Hydraulics at 14615 Lone Oak Road Eden Prairie MN 55344 http hydraulics eaton com Tools Required 10 mm Socket 13 mm Socket for End Porte...

Page 4: ...andard Torque Centering Springs Bearing Race 2 O ring Seal O ring Seal Wear Plate Drive Gerotor Manual Steering Relief Valve O ring O ring O ring O ring Seal Ring End Cap Cap Screw 7 Plug Plug Check B...

Page 5: ...Low Torque contains parts with 990252 000 Seal Kit Standard Back Pressure contains parts with 9900256 000 Seal Kit High Back Pressure contains parts with 9900321 000 Seal Kit Viton PM Gerotor contain...

Page 6: ...even cap screws and disassemble the SCU as shown in figure 1 2 Remove the plug and manual steering check as shown in figure 1 Note The manual steering check may be a check ball or a check relief valve...

Page 7: ...de it into the sleeve Be sure the cen tering springs fit into the notches in the sleeve 15 Install the drive be sure the slot in the drive engages the pin 16 Install the pin see Figure 3 17 Apply a li...

Page 8: ...Quad Seal Thrust Bearing Sleeve O ring Seal Bearing Race 2 Spool Centering Springs O ring Seal Wear Plate Drive Spring Retaining Ring Pin O ring O ring Seal Ring End Cap Cap Screw Gerotor Manual Steer...

Page 9: ...Kit Low Torque contains parts with 990252 000 Seal Kit Standard Back Pressure contains parts with 9900256 000 Seal Kit High Back Pressure contains parts with 9900321 000 Seal Kit Viton PM Gerotor con...

Page 10: ...ent the manual steering check is located in the housing 2 Remove the four cap screws and disassemble the SCU as shown in figure 1 3 Slide the spool and sleeve from the housing see figure 2 4 Remove th...

Page 11: ...the center ing springs fit into the notches in the sleeve 15 Install the pin see Figure 3 16 Apply a light coating of petroleum jelly to the inner edge of the dust and quad seals 17 Put the thrust bea...

Page 12: ...using bore figure 14 5 Place o ring on plunger fig ure 15 assembly 6 Align seal with plunger cross section L shape of seal should be upside down fig ure 16 7 Push seal onto plunger Lip of seal should...

Page 13: ...ment Parts Each Order Must Include the Following 1 Product Number 2 Date Code 3 Part Name 4 Part Number 5 Quantity of Parts For more detailed Information contact Eaton Corp Hydraulics Division 14615 L...

Page 14: ...E November 2006 Eaton 14615 Lone Oak Road Eden Prairie MN 55344 USA Tel 952 937 9800 Fax 952 974 7722 www hydraulics eaton com Eaton 20 Rosamond Road Footscray Victoria 3011 Australia Tel 61 3 9319 8...

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