Winegard MT-4000 Installation Manual Download Page 3

Carriage bolts

Carriage bolts

Locking bolt alignment

Installing the Ladder Mount:

WARNING:

 The MT-4000 Ladder Mount with antenna 

installed weighs 20 lbs. Verify that your mounting pole 
can support this weight while you travel.

1)

 Spread the left and right mounting brackets 

apart to allow the ladder mount to slide onto 
the rail of the ladder or mounting pole.

2)

 Insert two carriage bolts into the top two holes 

shown in Figure 5. Place a flat washer and 
thread a nylock nut onto each bolt. Move the 
ladder mount to the desired height. When the 
ladder mount is in place, tighten the two nuts 
until they are snug.

3)

 Tighten the nuts holding the brackets and extension 

tube together. Make sure these nuts are snug.

4)

 Insert the last two carriage bolts into the bottom 

two holes. Place a flat washer and thread a 
nylock nut onto each of these bolts and tighten 
the nuts until they are snug.

Attaching the Antenna on the Ladder Mount:

1)

 Disconnect the power and coax cables from the 

base of the antenna. 

2)

 Remove the dome screws with a Phillips 

screwdriver, and lift off the dome. Locate and 
remove the security loop nuts, remove the 
security loop and reattach the dome using  
the new dome screws included with the 
ladder mount. 

3)

 Remove rubber feet from dome and reinstall 

using new rubber foot screws included in the 
ladder mount.

4)

 Set the antenna on the mounting plate, lining 

up the feet of the antenna so that they fit into 
the holes in the mounting plate.

NOTE:

 Locate the hole in the base of the antenna and line  

it up with the hole in the mounting plate for the locking 
bolt before attaching the antenna, see Figure 6.

5)

 Twist the antenna to rotate the feet into the slots 

that hold the antenna in place while travelling.

6)

 Slide the lock washer onto the threads of the 

locking bolt.

NOTE: 

To rotate the cable connections 

180

o

, simply flip the mounting plate over 

and install it in the opposite direction.

FIGURE 5

FIGURE 6

WARNINGS:

• 

The MT-4000 Ladder Mount with the antenna installed 

weighs 20 lbs. Verify that your mounting pole can support 
this weight while you travel.

• 

The antenna needs a clear view of the southern sky. The 

vehicle will either need to park with the ladder mount 
facing south or the ladder mount will need to be installed 
high enough to allow the antenna to see over the vehicle.

• 

The antenna is for stationary use only and will  

not function while the vehicle is in motion.

• 

All nylock nuts for the ladder mount 

MUST 

be tight to 

prevent them from vibrating loose while the vehicle is  
in motion.

• 

The locking bolt 

MUST

 be in place and tight while the 

antenna is installed on the ladder mount.

Locking bolt

7)

 Thread the locking bolt into the hole in the 

bottom of the mounting plate and into the 
matching hole in the base of the antenna to 
keep the unit from rotating back out of the slots 
holding the antenna in place.

8)

 Connect the ladder mount’s coax and power 

cables to the antenna.

To remove the antenna, simply reverse these steps.

WARNING:

 Failure to follow these instructions may lead 

to property damage, personal injury, and/or death.

Summary of Contents for MT-4000

Page 1: ...r Bracket 2 C Mounting Plate 1 D Hardware Bag 1 For a complete list of all compatible antennas visit www winegard com mounts C B Left Right Bracket A E F G H I J K E Locking Bolt 1 F Carriage Bolt 8 G Nylock Nut 8 H Flat Washer 8 I Lock Washer 1 J Dome Screw w blue coating 6 K Rubber Foot Screw w blue patch 4 D Hardware Bag Contents Manual disponible en español en www winegard support Manuel dispo...

Page 2: ...ht mounting bracket Place a flat washer and thread one of the nylock nuts onto each of these bolts DO NOT TIGHTEN AT THIS TIME 4 Install the mounting plate by lining up the two holes shown in Figure 3 with the two holes on the top of the extension tube NOTE The mounting plate may be installed with either surface facing up With the holes lined up insert a carriage bolt into each of the holes so tha...

Page 3: ...oles in the mounting plate NOTE Locate the hole in the base of the antenna and line it up with the hole in the mounting plate for the locking bolt before attaching the antenna see Figure 6 5 Twist the antenna to rotate the feet into the slots that hold the antenna in place while travelling 6 Slide the lock washer onto the threads of the locking bolt NOTE To rotate the cable connections 180o simply...

Page 4: ...e product along with a brief description of the problem and provide Winegard Technical Services with Customer s name address and phone number Customer must also provide proof of purchase to verify the product is under warranty If the product is returned before the expiration of the warranty period Winegard Company will at its option either repair or replace the product This Limited Warranty does n...

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