Holman 4089K Manual

Instruction Guide
4089K
Holman
Rancho Cordova, CA 95742
800-343-7486
[email protected]
20220418R2
DATE: ______________

For Technical Support Call: 800-343-7486 Monday-Friday 7AM - 4 PM (PST) Page 1
Instructions – 4089K
Parts
*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
1/2” Socket and Wrench
9/16” Socket and Wrench
11/32” Drill Bit
Drill
Table of Contents
Parts List ................................................................................................................................. 1
Hardware ................................................................................................................................ 2
Step 1 – Distance Between Feet .......................................................................................... 3
Step 2 – Mount Feet to Bow ................................................................................................. 3
Step 3 – Install Rack ............................................................................................................. 4
Before You Begin
• Read all instructions prior to assembling or installing any Holman product.
• Be sure to put sealant around all hardware entering cargo area and between the rubber
spacer and roof of vehicle to prevent water from leaking into cargo area.
• DO NOT EXCEED MANUFACTURERS WEIGHT CAPACITY FOR ROOF.

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Instructions – 4089K
Hardware

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Instructions – 4089K
Step 1 – Distance Between Feet
• Measure the desired mounting locations on the covered service body.
• Determine the best mounting width. Locate the corresponding slots on the ladder rack bow.
Be sure the same slot is used at both ends of the ladder rack bow.
Step 2 – Mount Feet to Bow
• Using the correct slots that were determined in the previous step, place the foot on the
underside of the bow in the orientation shown and attch using 3/8” x 1” hex head bolts,
3/8” split lock washers and 3/8” flat washers. Be sure the foot is in the correct orientation so
that the angle on the bottom of the foot fits the angle of the covered service body.
• Repeat at all four locations.
• Snug tighten, but allow movement.

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Instructions – 4089K
Step 3 – Install Rack
• Place ladder rack with feet on top of the covered service body.
• Be sure the rack is centered on top of the covered service body.
• Ensure the rear of the rack is far enough off the rear of the vehicle that when placing a
ladder on the rack, the ladder does not hit the vehicle.
ENSURE THIS IS THE LOCATON THE RACK IS DESIRED.

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Instructions – 4089K
• Mark through all four feet onto the top of the covered service body.
Always check for wires, fuel tanks and lines, brake lines and other important vehicle
functionality items prior to drilling and installing all products.
• Remove the assembled rack with the feet and drill at all
twelve marked locations using a 11/32” drill bit. Be sure
it is safe to drill.
• Replace the rack on top of the covered service body.
• Place sealant around the holes in the covered service
body.
• The metal body goes in between two rubber pads.
• Bolt into place using 5/16” x 1-1/2” hex heads, 5/16” flat
washers, rubber pad, the roof, rubber pad, metal plate,
5/16” flat washer and 5/16” lock nut.
• Tighten.
GO BACK AND ENSURE ALL HARDWARE IS TIGHT.
INSTALLATION IS NOW COMPLETE.
SEALANT