Tadano TT-800XXL1, Service Manual

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B-2 B-2
Hydraulic Pump
4
W 1 0 1 -0280E
1 .Control section (C.C.W. rotation)
2.Control section (C.W rotation)
3.Cover section
4.Rotary section
5.Piston section
6.Hanger section (left rotation)
7.Hanger section (right rotation)
8.shaft section (front)
9.shaft section (rear)
11 .Adapter ring
1 2.Front housing
1 3.Rear housing
1 4.Cover
1 5.Coupling
1 6.O-ring
1 8.Hex. socket head bolt
1 9.O-ring
20.Plug
2
1 .O-ring
22.Plug ass’y
26.O-ring
27.Hex. socket head bolt
28.Coupling
30.Gear pump
35.Name plate
Thread size and tightening torque
Tightening torque
Thread Thread size
N-m ft-lbf
T2 - 2 1 2 - 282 1 56.4 - 208
T3 - 62 - 82 45.7 - 60.5
T4 - 1 2 - 1 5 8.8 - 11
T5 - 28 - 35 20.6 - 25.8
T6 - 56 - 70 4 1 .3 - 5 1 .6
T7 - 28 - 35 20.6 - 25.8
T8 - 230 - 270 1 69.6 - 1 99. 1
T9 - 1 26 - 1 57 93 - 11 5.8
1 . Be careful to the direction when installing 6. and 7. (Refer to the
hanger section in attached paper)
2. Adjust the gap of shim A in 8. and 9. sections to 0.05-0. 1 mm
(0.002-0.004 in).
3. Be careful to the direction when installing 11 .
(Install 11 . so that the discharge ports of the variable
displacement pump and gear pump become same direction.)
4. Be careful to the falling when assembling 1 9.