SUMNER MJAX8 Max-Jax Pipe Stands Instruction Manual

NOTICE: Throughout this publication, the words WARNING, CAUTION, and IMPORTANT will be used to alert the user to special instructions concerning a particular operation that may be hazardous if performed incorrectly or carelessly. OBSERVE THEM CAREFULLY!

These “Safety Alerts” alone cannot eliminate the hazards that they signal. Strict compliance to these special instructions while performing the service plus “common sense” operation are major accident prevention measures.

WARNING Hazards or unsafe practices which could result in severe personal injury or death.

CAUTION Hazards or unsafe practices which could result in minor personal injury, product or property damage.

IMPORTANT Indicates information or instructions that are necessary for proper operation and/or maintenance.

Copyright © 2013 by Sumner Manufacturing Co., Inc. All rights reserved. No part of this book may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying, recording or by any information storage and retrieval system, without permission in writing from Sumner Manufacturing Co., Inc., 7514 Alabonson Road, Houston, TX 77088.

Operator Safety Instructions

Sumner’s Beam Jax and Max Jax mobile stands enable us ers to easily and safely move beams or pipes weighing up to 2,500 lbs (1,135 kg).

Beam Jax may be used with beams up to 24″ wide.

Max Jax may be used with a pipes between 4″ and 36″ in diameter.

To operate stands safely requires dexterity, mechanical skills and sound safety habits

Although Sumner Max and Beam Jax’s are manufactured for safe, dependable operation, it is impossible to anticipate those combinations of circumstances which could result in an accident. The following instructions are recommended for safe operation of this unit:

Read and understand the instructions for safe operation. Before working with a Sumner jack, under stand the correct operation, applications and limitations. Always contact Sumner when in doubt. Be particularly aware of specific hazards. Store this safety manual in a clean area and always at a readily available location. Additional copies are available for download from www.sumner.com.

Inspect the equipment. Prior to using Sumner jacks, check all parts to ensure that they are in proper operating condition. Inspect legs for bends, breaks or metal deformation.
CAUTION IN THE EVENT OF ANY BENDS, BREAKS, OR METAL DEFORMATION TO THE STANDS, DISCONTINUE USE IMMEDIATELY AND MAKE ANY NECESSARY REPAIRS/REPLACEMENTS BEFORE USE.

Wear proper clothing. Hard hat or welding helmet, safety shoes and welding gloves should be worn as a precaution while operating this stand.

Keep work area clean. Always keep floor in work area clear of clutter for unobstructed movement around the stand.
Operate from proper position. Keep balance and proper footing at all times.

Keep alert. Avoid horseplay around equipment and keep bystanders at a safe distance. Do not allow children to operate jacks and always keep them out of work areas. Do not ride on stands.
CAUTION Never allow anyone under jack stand with load.

Do not misuse unit. Perform only the functions for which the jacks are designed. Never attempt to operate the equipment at more than the recommended capacity.
WARNING Modifying the jack stand can result in injury or death.

Operate only on level surfaces. Use the jack only on smooth and level surfaces to avoid tipping and the possibility of operator injury.

MAX JAX

BEAM JAX

Max/Beam Jax Specifications

Before you start:

DO check the load weight to insure that it does not exceed stand capacity. Additional stands can be used
DO inspect stand thoroughly prior to use for evidence of structural or caster damage
DO use the stands on firm, level surface such as pave ment or hard flooring
DO adjust head with spanner nut to allow for load height adjustment when leveling
DO position heads so that they are approximately the same height
DO locate stands close enough to support load length
DO use a minimum of two stands
WARNING Using one stand to support or brace load can lead to a potential injury.

Do position casters in same direction before placing load on stand
WARNING Using a hammer to reposition casters will damage wheels resulting in injury or death.

Do Not lock casters before loading stands
Do Not drop loads on stands. Lower loads evenly onto stands

General Instructions

Quick action brakes are available on all 5 casters. Use cast er brakes when necessary when working on loads to ensure a stable work surface.

Beam Jax and Max Jax head heights may be adjusted using the fine adjustment bearing. Stand heights may be adjusted quickly before load is placed on stand by lifting the head off of the base assembly, thus removing the weight of the head, and adjusting the spanner nut higher or lower on the adjust ing screw.

Instructions for Moving Load

Max Jax

A. ALWAYS be certain Beam Jax or Max Jax stands are of a similar height before loading.

ALWAYS be certain to place stands close enough together to fit under the length of the load.

ALWAYS use at least 2 Beam Jax or Max Jax to handle loads. NEV ER use a single Beam Jax or Max Jax stand alone to prop up loads.

ALWAYS place loads carefully on Beam Jax or Max Jax. NEVER drop loads onto Beam Jax or Max Jax stands.

ALWAYS use Beam Jax and Max Jax stands on a firm, level surface such as pavement or hard flooring. NEVER use Beam Jax and Max Jax stands on dirt or gravel surfaces.

ALWAYS inspect Beam Jax and Max Jax stands thoroughly before using for evidence of structural or caster damage including damaged or bent legs, cracked welds, and cracked, bent or broken casters. NEVER use a stand that shows signs of structural or caster damage.

IMPORTANT

For more information on general safety practices and commonly found issues see Sumner’s Pipe Jack Safety Manual.

NEVER lock casters while loading stands.

NEVER load more than one beam or pipe on stands.

Max Jax / Beam Jax Operator’s Manual 11

Hold Down Device Instructions

Insert chain end of hold down device through containment loop and tighten set screw to half the length of chain
Back off adjustment screw in order to have maximum thread travel

Insert chain into slot on Hold Down Housing and tighten adjustment screw.
Make sure Hold down device chain is tightly secures load to vee.

B. Unlock casters’ wheel brakes

C. Make sure all casters are in the same direction. If not move each end of the Max Jax load in a circle to align casters

D. Push load from the end where the hold down device has secured the load to the stand

Beam Jax

Tighten Beam Jax clamps to the load before moving load

Unlock caster wheel brakes
Make sure casters are in the same direction. If not, move each end of the Beam Jax load in circle to align casters.
Push the load, do not pull

Reposition clamp handles to move out of operator’s way
Accessories:
Base Leg Mounting Pads
Basic Max Jax and Beam Jax come with mounting pads that insert into the base sockets. Insert pad stem into the base socket and secure with Allen screw and wrench provide with the stand.

Caster stem inserts into base socket and must be se cured with the provided Allen screw and wrench

Max Jax Roller Wheel Options

Instructions: All wheel kits come complete with 4 wheels, bushing, and fastening hardware. Located on the vee head are four holes where each wheel is mounted. It is best to that all attaching bolts be assembled on to the vee in the same direction.

Pn 781406 Steel wheel roller head kit
Standard roller wheel which comes with Max Jax kit# 1

Pn 781407 Stainless Steel roller head kit
Similar to standard steel wheel but with Stainless contact

Pn 781381 Large Steel roller head kit
Wide surface steel wheel provides more surface contact and smoother rotation

PN 781394 Rubber wheel roller head kit
High impact molded plastic/nylon wheels for Stainless and other exotic metals. Load rating reduced to 1,000lb/ 450 kg.

PN 781382 Stainless Steel Sleeves
Stainless sleeves bolt to the vee head providing complete stainless surface.

PN 781383 Standard Ball Transfers
PN 781397 SS Steel Ball Transfers
Two ball transfers bolt on to each vee by tighten wing nuts. Ball transfer can be positioned anywhere on the the vee.

Beam Jax Clamp Adjustment

Adjusting Beam Forks

To remove beam forks, pull out plunging attaching pin and slide fork assembly.

To clamp narrow width loads, clamp fork should be with plunger pin nearest to the center of the head.

To clamp wide loads, plunger pin on the clamp forks should be positioned out towards the end of the head.

Documents / Resources

SUMNER MJAX8 Max-Jax Pipe Stands [pdf] Instruction Manual
781460 MJAX8, MJAX8 Max-Jax Pipe Stands, MJAX8, Max-Jax Pipe Stands, Pipe Stands, Stands

References

User Manual