XM4-Truck Satellite Radio Antenna
9
Air Dam Shield Mount Installation
NOTE: The mounts supplied may not fit on all model year and make truck mirrors. If your rig does
not have the chrome pipe type mirror bars you will need to use the Air Dam Shield mounting
method or flat surface mounting method.
1. Insert the Antenna Assembly into the Air Dam Shield Clamp D hole. See Figure 7.
2. On the bottom side of the Air Dam Shield Clamp D place the 3/4” Ext. Tooth Lock Washer on the
Antenna Assembly Shaft.
3. Now place the 3/4”-16 Hex Nut onto the shaft securing the nut with a 3/4” Open-End Wrench.
4. Using a torque wrench tighten to 10.5ft-lbs. (126 in-lbs.) using the appropriate torque wrench
adapter (1-1/8”).
5. Select the highest location on the truck mirror to mount the satellite radio antenna without
obstruction. See Figure 7a.
6. Place the 3/8” Int./Ext. Lock Washer onto the U-Bracket screw.
7. Assemble the U-Bracket into the Air Dam Shield Clamp D hole. See Figure 7.
8. Place the 3/8” Split Lock Washer onto the U-Bracket screw.
9. Hand Tighten the 3/8”-16 Hex Nut onto the U-Bracket screw. Using the appropriate torque
wrench and adapters (9/16” size hex or open-end), torque 3/8” hex nut to 12 ft-lbs.
Figure 7. Air Dam Shield Mounting
Figure 7a. Mounting Location
