5
FORM NO. L-20087-R-0318
INSTALLATION
1. Insert the Key (Item 16) into the shaft keyway.
2. Slide the brake over the Key and on the shaft.
3. Install and tighten the three Set Screws (Item 17).
4. Align the brake's air inlet to the six o’clock down
position.
5. Using the four holes in the Air Chamber flange or a
torque pin in the slot provided, secure the brake's Air
Chamber (Item 4) to prevent brake rotation.
FIGURE 1
Set Screws
(Item 17)
Key
(Item 16)
Torque
Pin Slot
NOTE: Refer to Figure 1.
BRAKE GUARD INSTALLATION
FIGURE 2
Brake Guard
End Cap
Air Chamber
NOTE: Refer to Figure 2.
1. Align the mounting holes of the Brake Guard with the
four tapped holes in the S-brake Air Chamber.
2. If the Brake Guard is shipped with an End Cap, place
the End Cap over the front of the Brake Guard and
bend the tabs around the Brake Guard to hold the End
Cap in place.
3. Using the four Phillips Head Pan Screws, secure the
Brake Guard to the Brake. Tighten to 35 in-lbs [4
Nm].
4. If additional clearance is required (S-1200/1400),
secure standoffs to air chamber before tightening
fastening screws.
WARNING
Ensure proper guarding of the product is
used. Nexen recommends the machine
builder design guarding in compliance
with OSHA 29 CFR 1910 “Occupational
Safety and Health Hazards”.
