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KVH, TracVision, and the unique light-colored dome with contrasting baseplate are registered trademarks of KVH Industries, Inc. 

All other trademarks are property of their respective companies. The information in this document is subject to change without notice. 

No company shall be liable for errors contained herein. © 2008 KVH Industries, Inc., All rights reserved. 

54-0534 Rev. A

1

These instructions explain how to replace the skew motor or skew motor belt in a TracVision 

M9 antenna.

Installation Steps

Tools Required

This procedure requires the following tools:

Technical Support

If you need technical assistance, please contact KVH Technical Support:

Skew Motor Replacement Instructions

1.

Remove the Radome, 2

2.

Remove the Feed Tube and Reflector 

Bracket, 2

3.

Measure the Current Belt Tension, 3

4.

Replace the Motor, 3

5.

Set the Belt Tension, 3

6.

Reinstall the Reflector Bracket and Feed 

Tube, 4

Skew Motor Belt Replacement Instructions

1.

Remove the Radome, 5

2.

Remove the Feed Tube and Reflector 

Bracket, 5

3.

Replace the Belt, 6

4.

Set the Belt Tension, 6

5.

Reinstall the Reflector Bracket and Feed 

Tube, 6

• Phillips screwdrivers

• 5/64" Allen key

• 3/32" Allen key

• Tension  meter

• 7/16" open-end wrench

N. America, S. America, Australia:

Phone: +1 401 847-3327
E-mail: [email protected]

Europe, Middle East, Asia:

Phone: +45 45 160 180
E-mail: [email protected]

Skew Motor/Belt Replacement Instructions 

for TracVision

®

 

M9

Summary of Contents for TracVision M9

Page 1: ...echnical assistance please contact KVH Technical Support Skew Motor Replacement Instructions 1 Remove the Radome 2 2 Remove the Feed Tube and Reflector Bracket 2 3 Measure the Current Belt Tension 3 4 Replace the Motor 3 5 Set the Belt Tension 3 6 Reinstall the Reflector Bracket and Feed Tube 4 Skew Motor Belt Replacement Instructions 1 Remove the Radome 5 2 Remove the Feed Tube and Reflector Brac...

Page 2: ...a Using a 5 64 allen key loosen the two screws securing the feed tube to the reflector see Figure 2 Then remove the feed tube and set it aside in a safe place b While holding in place the reflector bracket located on the rear of the reflector see Figure 3 use a Phillips screwdriver to remove the six screws and washers securing the reflector bracket in place see Figure 2 CAUTION For your own safety...

Page 3: ... bracket c Gently slide the motor hub to relieve belt tension Then extract the motor d Insert the new motor into place Use the four screws and washers you removed in Step b to loosely fasten the skew motor to the reflector bracket e Connect the motor cable to the motor Step 5 Set the Belt Tension Follow the steps below to set the belt tension a Using a tension meter slide the motor hub as necessar...

Page 4: ...removed in Step 2b on page 2 see Figure 6 c Reinstall the feed tube fully into the choke feed Then tighten the two 5 64 allen screws to secure it in place see Figure 6 d Reinstall the radome Then restore power to the TracVision system and any connected receivers and or multiswitch The procedure is complete Figure 5 Reflector Bracket Alignment Figure 6 Feed Tube Reflector Bracket Screws Parallel to...

Page 5: ... a Using a 5 64 allen key loosen the two screws securing the feed tube to the reflector see Figure 8 Then remove the feed tube and set it aside in a safe place b While holding in place the reflector bracket located on the rear of the reflector see Figure 9 use a Phillips screwdriver to remove the six screws and washers securing the reflector bracket to the reflector see Figure 8 CAUTION For your o...

Page 6: ...hub Ensure the teeth engage the belt Step 4 Set the Belt Tension Follow the steps below to set the belt tension a Using a tension meter slide the motor hub as necessary to achieve a 400 500 Hz 3 1 4 8 lbs reading b Tighten the motor screws once you achieve the correct tension Step 5 Reinstall the Reflector Bracket and Feed Tube Follow the instructions below to reinstall the feed tube and reflector...

Page 7: ... tube fully into the choke feed Then tighten the two 5 64 allen screws to secure it in place see Figure 13 e Reinstall the radome Then restore power to the TracVision system and any connected receivers and or multiswitch The procedure is complete Figure 12 Reflector Bracket Alignment Figure 13 Feed Tube Reflector Screws Parallel to Antenna Base Feed Tube Reflector Bracket Screws and Washers x6 Fee...

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