NOTE: This is a typical Series 2 configuration
your model may differ slightly from this view
depending on features installed.
Order of Major disassembly is:
1. Control (as applicable)
2. Auxiliary Mounting Adaptor (if applicable)
3. Charge Pump Cover
4. End Cover
5. Rotating Group & Shaft
6. Servo Piston
7. Main Housing
Caution:
Before attempting to disassemble pump refer to the
detailed disassembly instructions starting on Page 28
Eaton
Model No.
Serial No.
Rotation
Eaton Corporation
Hydraulics Division
Spencer, Iowa 51301
ABC
GE
D
F
0000 00 - 000
00 00 000000
ID Tag
A Displacement cu. in./rev.
0033 = 3.3
0039 = 3.9
0046 = 4.6
0054 = 5.4
0064 = 6.4
B Identifies Type of Product
22 = Variable Displacement Pump
C Identifies Specific Unit Configuration
D Month of Manufacture
E Year of Manufacture
F Specific Serial Number of Unit
G Identifies Direction of Input Shaft Rotation
Observed from Shaft End of Unit
CW = Clockwise
CCW = Counterclockwise
For Detailed Model Code Listings refer to Pages 58-59
3 Charge Pump Cover
4 End Cover
5 Rotating Assembly
& Shaft
1 Control
2 Auxiliary Mounting Adaptor
6 Servo Piston
7 Main Housing
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