Step 6
Step 7
Locate the small weep hole in the brake cover near the hole for the protective tubing. It may be painted closed and easier to locate from inside the cover. Use the 1/16 inch drill bit to drill a 1/16 inch hole enlarging and cleaning out this existing hole. This weep hole is essential to allow equalization of pressure inside the brake. After drilling, wipe inside of cover removing any shavings or debris. Refer to Figure 6.
1/16”
Weep Hole
Protective
Tube
Brake
Cover
Figure 6
There are two ways the cover may be installed. Install the brake cover with the weep hole facing down. Use the nylon washers under the wing nuts to provide a
Brake
Cover 
Nylon
Washers
Nuts
Weep
Hole
Figure 7
This completes the replacement of the azimuth brake assembly. The antenna control power should now be turned back on and the azimuth axis rotated to verify proper brake release and operation.
20 | Component Replacement |
