Service Repair Manual
Models
M322D MH WHEELED
EXCAVATOR
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Product: WHEELED EXCAVATOR
Model: M322D WHEELED EXCAVATOR P2T
Configuration: M322D Wheeled Excavator P2T00001-UP (MACHINE) POWERED BY C6.6 Engine
Disassembly and Assembly
M316D, M318D and M322D
Wheeled Excavators Machine Systems
Media Number -UENR0123-01
Publication Date -01/04/2015
Date Updated -15/04/2015
i06875517
Piston Pump (Main Hydraulic) - Assemble
SMCS - 5070-016-HR
Assembly Procedure
Table 1
Required Tools
Tool Part Number
Part Description
Qty
A
1P-1861
Retaining Ring Pliers
1
C
464-4892(1)
Test Ring
1
128-2746(2)(3) Test Ring
1
137-1329(4)
Test Pins
3
D
129-3873
Measuring Hub
1
129-3874(2)(3) Measuring Hub
1
137-1326(4) Measuring Hub
1
E
128-2744
Measuring Bell
1
129-3876(4) Measuring Bell
1
F
-
Vernier Height Gauge
1
G
1P-0510
Driver Gp
1
H
464-4893(1)
Alignment Plug
1
128-2742(2) Alignment Plug
1
437-5508(3) Alignment Plug
1
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137-1331(4) Alignment Plug
1
J
-
Loctite 242
-
(1) Use for 95 cc pumps.
(2) Use for 130 cc pumps.
(3) Use for 145 cc pumps.
(4) Use for 190 cc pumps.
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
Illustration 1
g01312814
1. Use Tooling (A) to install bearing (77) to shaft (75). Raise the temperature of bearing (77).
Install retaining ring (76) to shaft (75).
Illustration 2
g01313371
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2. Install shaft (75) into the piston pump.
Illustration 3
g01312809
3. Use Tooling (A) to install retaining ring (74).
4. Use Tooling (G) to install seal (73).
5. Use Tooling (A) to install retaining ring (72).
Illustration 4
g01312808
6. Install outer races (71) to piston pump (4).
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