Installation
ROOF INSTALLATION, continued
9.Place the unit on the roof in its permanent location and mark around the base bracket, Figure 4. (Make sure the rear adjustable base foot is directly facing the back of the coach.)
FIGURE 4
10.Clean roof area where the base feet will be attached to the roof. Do not erase your marks!
11.Put approved sealant in the area under the base feet. Place base foot on top of the sealant and screw down using (2) #10 screws (provided) for each base foot.
12.Unscrew the locknuts in the base and remove the base from feet. Put the other (4) #10 screws into the roof through the remaining holes in the base feet.
13.After all base brackets are secured to roof, put sealant on top of foot and screws. Place base on level- ing screws located on base feet and install nut and rubber washer on leveling screw.
FIGURE 5
LEVELING |
SCREW/FLANGE |
BASE EXTERIOR |
FOOT |
14.Leveling the base is done by tightening or loosen- ing the flange nut under the base, Figure 5.
Use an electronic level to adjust base so there is no more than +/- 1° off level in all directions. Place level on base of unit if possible. (If your level will not fit inside the base plate, place on outside edge.) Level front to back and side to side. Raise and lower by ad- justing flange nut under base. After leveling base, secure inside base with rubber washer, rubber side down toward base, and lock nut.
GPS installation —
The GPS antenna is
When deciding where to place GPS antenna, DO NOT SECURE! After wiring the receiver and initializ- ing your system, you will need to test the system (“Initializing and replacing dome” on page 8).
Determine location for GPS antenna. It is recom- mended you place the GPS antenna between unit base and side edge of vehicle, 90° from rear mounting bracket, Figure 6.
The recommended location for the GPS antenna is based on having a level location and a clear view of the sky. If another location, further from the base, is desired, loosen the Heyco connector and pull out addi- tional wire in the base. You must
IMPORTANT! The GPS must be located away from obstructions on roof of vehicle and other obstructions such as trees, tall buildings, etc. You must have a clear view of the sky for proper operation.
FIGURE 6
FRONT OF VEHICLE
GPS
ANTENNA
HEYCO®
CONNECTORS
REAR BASE FOOT
MUST DIRECTLY FACE
REAR OF VEHICLE
