Installation- clutch – Nexen DFE-2500 964009 User Manual
Page 7
FORM NO. L-20021-E-0110
7
DFE
Refer to Figures 5 & 6.
NOTE: Control perpendicularity between the machine
shaft and the mounting surface of the Housing
(Item 2) as the cap screws are tightened. Use a
dial indicator for measurements and the machine
surfaces of the housing posts as a reference surface.
Perpendicularity should be less than 0.015'' [0.381
mm].
1. Using customer supplied cap screws, secure the
Housing (Item 2) to the bearing supported sheave or
sprocket.
2. Tighten the customer supplied cap screws to 233 Ft.
Lbs. [315.90 Nm] torque.
3. Install a customer supplied key into the shaft; then,
slide the Hub (Item 1) onto the shaft.
NOTE: The axial location of the Hub (Item 1) is critical
to the proper operation of the DFE—CLUTCH.
Refer to Table 3 and Figure 6 for correct Hub
location.
4. Using a customer supplied set screw, secure the Hub
(Item 1) to the machine shaft.
5. Coat the teeth of the Hub (Item 1) with Never-Seez
®
.
6. Slide the Disc Assembly (Item 4) onto the Hub (Item
1).
NOTE: On DFE 1650 and DFE 2200 the Piston and
Pressure Plate are one item.
7. Assemble the Cylinder (Item 5), Piston (Item 6), and
Pressure Plate (Item 7) to the Housing (Item 2).
8. Using the Cap Screws (Item 14) and Lockwashers
(Item 20), secure the Cylinder (Item 5) to the Housing
(Item 2).
9. Alternately and evenly tighten the Cap Screws (Item
14) to 119 Ft. lbs. [161.34 Nm] torque.
TABLE 3
Hub
Location
FIGURE 6
FIGURE 5
2
1
4
5/6/7
20
14
INSTALLATION- CLUTCH
NOTE: The DFE and QFE Elements are partially assembled at the factory. Separate the Elements into sub-assemblies
before installation.
D
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N
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0
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m
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.
1
1
1
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3
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4
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m
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0
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8
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2
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m
m
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3
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0
6
1
[
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6
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.
8
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.
6