Appendix B: Mast and Wall InstallationWinLink User and Installation Guide Version 1.750 10-141Mounting an External AntennaThe optional external antenna can be mounted on a mast.External Antenna Mounting Kit ContentsThe external antenna mounting kit includes the following items:• Twelve flat washers• Eight spring washers• Eight hex nuts• Four bolts• One U-bracket• One pivoting bracket• Two metal strap clamps.Æ To install external antenna on the mast:1. Attach the U-bracket to the back of the antenna using four flat washers,four spring washers and four hex nuts.2. Attach the pivoting bracket to the U-bracket using eight flat washers, fourspring washers, four hex nuts and four bolts.3. Pass both strap clamps through the vertical slots in the pivoting bracket.4. Attach the antenna to the mast using the two strap clamps.5. Adjust the required tilt using the angular scale and tighten all bolts andnuts at the required position.