Nexen TL 10 - 15 801570 - Manual (Page 7)

4 FORM NO. L-21185-B-1209
TORQUE LIMITER
REFER TO FIGURE 6.
1. Using customer supplied cap screws, fasten a
sheave or sprocket to the Torque Limiter.
NOTE
Nexen recommends using a red anaerobic
thread locking compound on pilot mounting
holes.
2. Slide the Clamping Collar (Item 1 Model TL-AC) onto
the Hub of the Torque Limiter.
3. Insert a customer supplied key into the shaft keyway.
4. Align the keyway of the Torque Limiter with the shaft
and key; then, slide the Torque Limiter onto the shaft.
5. Tighten the Clamping Collar (Item 1 Model TL-
AC) or Set Screws (Item 1 Model TL-A) to the
recommended torque (See Tables 3 and 4).
FIGURE 6
FIGURE 7
TABLE 3
TABLE 4
INSTALLATION
Customer supplied key
Torque
Limiter
Locking Collar
(Item 1 Model
TL-AC)
Set Screws
(Item 1 Model
TL-A)
ANTI-ROTATION CLIP
NOTE
The Anti-Rotation Clip may be installed in either
set of tapped holes located on the front of the
Piston (Item 7) (See Figure 3).
REFER TO FIGURE 7.
1. Install Anti-Rotation Pin (Item 4).
2. Using the Cap Screws (Item 2), secure the Anti-
Rotation Clip (Item 3) to the front of Piston (Item 8).
Piston
(Item 8)
Cap Screws
(Item 2)
Anti-Rotation
Pin (Item 4)
Anti-Rotation
Clip (Item 3)
Set Screw Torque Specifications
TL20-A 7 ft-lbs [9.5 Nm]
TL30-A 14 ft-lbs [19 Nm]
TL40-A 24 ft-lbs [32.5 Nm]
TL50-A 24 ft-lbs [32.5 Nm]
TL60-A 51 ft-lbs [69 Nm]
TL70-A 51 ft-lbs [69 Nm]
TL80-A 51 ft-lbs [69 Nm]
Clamping Collar Screw Torque Specifications
TL20-AC 15 ft-lbs [20.3 Nm]
TL30-AC 33 ft-lbs [44.7 Nm]
TL40-AC 33 ft-lbs [44.7 Nm]
TL50-AC 58 ft-lbs [78.4 Nm]
TL60-AC 58 ft-lbs [78.4 Nm]
TL70-AC 58 ft-lbs [78.4 Nm]
TL80-AC 58 ft-lbs [78.4 Nm]
LIMIT SWITCH
REFER TO FIGURE 8.
1. Install the Dowel Pin (Item 52) into the Torque
Limiter.
2. Using Cap Screws (Item 51), mount the Mounting
Bracket (Item 56) onto the Torque Limiter.
3. Using Cap Screws (Item 53), secure the Limit
Switch (Item 55) to the Limit Switch Mounting Plate
(Item 57).
4. Using Cap Screws (Item 54), secure Limit Switch
and Limit Switch Mounting Plate to the Mounting
Bracket (Item 56).
52 53
55
57
56
51 54 FIGURE 8