Equalizer 90-00-0400 User manual

OWNER’S MANUAL
90-00-0400 400 lb. max loaded tongue / 4,000 lb. max loaded trailer weight
MADE IN THE
U.S.A.
EqualizerHitch.com
DEALERS: PLEASE PASS THIS MANUAL ON TO THE
END USER AFTER HITCH INSTALLATION
Hitch Ball
Not Included
The Best Protection For Your Journey™
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2014
3-time Trailer Life Magazine
Reader’s Choice Gold Winner
READ ENTIRE MANUAL BEFORE STARTING INSTALLATION

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Table of Contents
Page
Parts Breakdown . . . . . . . . . . . . . . . . . . . . . . . . . .4
Operator Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
About Your Hitch. . . . . . . . . . . . . . . . . . . . . . . . . . 7
Step 1: Position Tow Vehicle and Trailer. . . . . . . . . . . . . . 8
Step 2: Install the Hitch Ball . . . . . . . . . . . . . . . . . . . .9
Step 3: Attach Hitch Head to Shank . . . . . . . . . . . . . . . 10
Step 4: Sway Bracket Assembly . . . . . . . . . . . . . . . . . 12
Step 5: Spring Arm Setup . . . . . . . . . . . . . . . . . . . . 15
Step 6: Weight Distribution Setup . . . . . . . . . . . . . . . . 16
Step 7: Weight Distribution Adjustments. . . . . . . . . . . . . 19
Step 8: Trailer Pitch Adjustment . . . . . . . . . . . . . . . . . 21
Step 9: Final Tightening . . . . . . . . . . . . . . . . . . . . . 22
Step 10: Regular Maintenance . . . . . . . . . . . . . . . . . . 23
Service Tech Checklist . . . . . . . . . . . . . . . . . . . . . . 25
Appendix A: Troubleshooting Guide. . . . . . . . . . . . . . . 26
Appendix B: Weight Distribution Adjustments . . . . . . . . . 28
Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
TOOLS NEEDED FOR INSTALLATION
The following tools will help you to install the hitch properly:
15/16” box-end wrench (shank bolts)
15/16” socket wrench (shank bolts)
9/16” box-end wrench (link plates)
9/16” socket wrench (link plates)
5/8” socket wrench (angle set bolt and L-bracket)
(2) 7/16” socket or box-end wrenches (snap-up lever)
Adjustable wrench
Measuring tape
Pencil
Torque wrench capable of 180 ft-lbs of torque. (shank bolts)
Recommended tools for installing the hitch ball:
1-7/8” Thin walled socket and 4” extension
Torque wrench capable of 430 ft-lbs of torque (or higher if hitch
 ballmanufacturerspecies).

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A product of
Congratulations on your purchase of The Original
Equal-i-zer®Sway Control Hitch.
Thank You for your purchase and welcome to
the Equal-i-zer hitch family. We appreciate your busi-
ness and constantly strive to exceed your expecta-
tions.
Read this owner’s manual thoroughly to become fa-
miliar with proper setup and maintenance procedures
to ensure that your Equal-i-zer hitch will give you
maximum performance and years of service.
Happy Towing,
The Employees of Progress Mfg. Inc.
HITCH OWNER: A REPLACEMENT COPY OF THIS
MANUAL MAY BE DOWNLOADED FROM
EQUALIZERHITCH.COM OR BY CALLING
1-800-478-5578.
PLEASE KEEP THIS MANUAL AS A REFERENCE FOR
ADJUSTMENT AND MAINTENANCE.

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Item # 29 - Socket Warning Sticker
Parts Breakdown

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A product of
Item # Part Number Part Descripon Qty.
1 90-02-4140 Adjustable Shank 1 2 90-04-9224 Hitch Pin Clip 1 3 90-03-9220 Hitch Pin 1 4 90-03-9475 3/8” Nut 4 5 90-03-9490 3/8” Lock Washer 4 6 90-02-5240 Inside Link Plate 2 7 90-03-9480 7/16” x 1-1/4” Bolt 4 8 90-02-5340 Outside Link Plate 2 9 90-03-9470 3/8” x 3-1/4” Bolt 4
10 90-02-5140 L-Bracket 2 11 90-03-9486 7/16” Nylock Nut 4 12 90-03-9460 L-Pin 2 13 90-04-9208 L-Pin Clip 2 14 90-03-6200 Snap-up Handle 1 15 90-04-9240 1/4” Snap-up Bolt 1 16 90-03-6140 Snap-up Hook 1 17 90-04-9244 1/4” Snap-up Nut 1
Item # Part Number Part Descripon Qty.
18 90-03-9425 5/8” Nut 2 19 90-03-9420 5/8” Lock Washer 2 20 90-03-9415 5/8” Washer 4 21 90-03-9105 Spacer Rivet 1 22 90-04-9110 Spacer Washer 6 23 90-03-9212 Socket Pin 2 24 90-04-9216 Socket Pin Clip 2 25 90-03-9700 Angle Set Bolt 1 26 90-02-0400 400 / 4,000 lb. head 1 27 90-03-9410 5/8” x 4-1/2” Bolt 2 28 BD043 Arm Warning Stickers
4,000 lb. arm sticker 2
29 BD035 Socket Warning Sticker 2
30* 90-02-0499 4,000 lb. Spring Arm 2
* Each package contains two (2) spring arms. These arms are spe- cicallysizedforyourhitchhead.Springarmswillnotfunction with a hitch head of a different rating.
www.equalizerhitch.com
4-POINT
SWAY CONTROL
™
ATTENTION IT IS THE OPERATORS RESPONSIBILITY TO READ AND
UNDERS
TAND PRODUCT INSTRUCTIONS AND PROPER USE.
IT IS
THE DRIVER’S RESPONSIBILIT
Y TO MAKE THE NECESSARY
ADJUSTMENTS
TO THEIR DRIVING HABITS, TRAILER, TOW VEHICLE,
AND T
OWING EQUIPMEN
T TO AVOID TRAILER SWAY. TRAILER
SWAY HAS MANY
CAUSES, INCLUDING: IMPROPER
TRAILER LOADING,
TIRE PRESSURE, DRIVING
TECHNIQUES, SPEED, PASSING VEHICLES,
WEA
THER CONDITIONS, ROAD CONDITIONS,
AND OTHERS. THERE
IS NO 100% QUALI
TATIVE MEASUREMENT OF TRAILER SWAY OR
SWAY
CONTROL. USERS MUS
T EXERCISE CAUTION AT ALL TIMES
WHILE TOWING A TRAILER AND ABIDE BY ALL TRAFFIC LAWS.
Model# 90-00-XXXX
Max. Tongue Weight ___ Lbs.
Max. Trailer Weight _____ Lbs.
V5 & SAE Tested
Equal-i-zer®is a product of Progress Mfg. Inc.
For a copy of the hitch instructions call
Progress Mfg. Inc. at 1-800-478-5578 or visit:
MADE IN THE USA
EQAS0308
Item# 28 - Spring Arm Warning Sticker