Kargo Master 4A81L Manual

Instruction Guide
4A81L
Kargo Master
Rancho Cordova, CA 95742
800-343-7486
[e-mail]
DATE: ______________

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Instructions –4A81L
*PLEASE READ ALL INSTRUCTIONS AND WARNINGS PRIOR TO ASSEMBLING,
INSTALLING, AND USING THIS PRODUCT*
Warning
Always check for wires, fuel tanks and lines, brake lines and other important vehicle
functionality items prior to drilling and installing all products.
Tools Needed
9/16” Socket and Wrench
1/2” Socket and Wrench
Table of Contents
Parts List ................................................................................................................................... 2
Assembly Hardware .............................................................................................................. 3-4
Step 1 –Remove Ladder Stops .............................................................................................. 5
Step 2 –Mount Side Tube ..................................................................................................... 6
Step 3 –Mount Clamp Tube ............................................................................................... 7-8
Step 4 –Mount Handle .......................................................................................................... 9
Step 5 –Mount Latch Assembly ............................................................................................ 9
Step 6 –Mount Ladder Hook .............................................................................................. 10
Step 7 –Install Extra Pad ..................................................................................................... 10
Before You Begin
•Read all instructions.
•DO NOT EXCEED MANUFACTURERS WEIGHT CAPACITY FOR ROOF.
•This kit is the Driver Side add on ONLY.
•BE SURE TO ADJUST LADDER CLAMPS ACCORDINGLY TO FIRMLY SECURE LADDER TO RACK.

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Instructions –4A81L
Parts

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Instructions –4A81L
Assembly Hardware (18-4A81L)

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Instructions –4A81L
Assembly Hardware (18-4A81L) Continued

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Instructions –4A81L
Step 1 –Remove Ladder Stops
•If havent already done so, remove ladder stops from opposite end of both bows where the
clamp and lock is installed.

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Instructions –4A81L
Step 2 –Mount Side Tube
•Place a generous amount of sealant
into the tube connection.
•Place side tube on top of installed
bows.
•Have the bend towards the front of
the vehicle as shown.
•Mount rotation bar plate to the rear
of the tube as shown.
•Leave one square slot open at the rear.
•Bolt together using 5/16” x 2” carriage bolt, a 5/16” flat washer and a 5/16” nyloc.
•Snug Tighten, but allow movement.

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Instructions –4A81L
Step 3 –Mount Clamp Tube
•Place clamp and lock L bracket on top of installed bows. Do not install hardware right now.
•Insert plastic bushings into the clamp and lock L bracket and the rotation bar plate installed in
Step 2, with flanges as shown so they cannot come out at a later time. If bushings are not
placed in correct orientation, they can fall out.

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Instructions –4A81L
•Insert clamp tube into both plastic bushings.
•Adjust clamp on clamp tube to fit firmly against your ladder.
•Bolt clamp and lock L bracket to bows using 3/8”x 1”carriage bolt, 3/8”flat washer and a
3/8”nyloc as shown.
•TIGHTEN

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Instructions –4A81L
Step 4 –Mount Handle
•Bolt handle to clamp tube using a 5/16” x 2-3/4” hex head, two 5/16” flat washers, 5/16”
nylon washer and 5/16” a nyloc. The nylon washer goes in between the clamp tube and
handle.
•TIGHTEN
Step 5 –Mount Latch Assembly
•Bolt latch to the rear of the mount tube that was installed in Step 5 using 5/16” x 2” carriage
bolt, 5/16” curved washer and a 5/16” nyloc.
•TIGHTEN

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Instructions –4A81L
Step 6 –Mount Ladder Hook
•Bolt ladder hook bracket to the bow in the orientation shown using a 3/8” x 1” carriage bolt, a
3/8” flat washer and a 3/8” nyloc. Be sure the bracket is square to the bow.
•Adjust clamp on bracket to fit firmly against your ladder.
•TIGHTEN
Step 7 –Install Extra Pad
•Adjust clamp on bracket to fit firmly against your ladder.
•If ladder rests on cross bow, place extra rubber bumper to avoid scratching.

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Instructions –4A81L
GO BACK AND ENSURE ALL HARDWARE IS TIGHT
Your installation is now complete.
BE SURE LADDER IS SECURE PRIOR TO TRANSPORTATON