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This Universal Ladder design has been verified to the
guidelines stated in this document for use on recreation
vehicles.
SERVICE CALLS & QUESTIONS
Location and phone numbers of qualified Service
Centers
can
be
http://www.atwoodmobile.com
locate a Service Center.
SAFETY ALERT SYMBOLS
Safety Symbols alerting you to potential personal safety hazards.
Obey all safety messages following these symbols
WARNING
avoid possible
injury or death
MAY CAUSE PERSONAL INJURY OR DEATH
For your safety and protection, it is important that this
installation manual is read and understood before
installation or use. Failure to properly install the unit or
attempting to modify it in any way can be extremely
hazardous and may result in property damage and
personal injury and will void the warranty.
MAY CAUSE PERSONAL INJURY OR PROPERTY
DAMAGE
Incorrect or improper installation may cause
personal injury and/or property damage.
found
at
our
or call 866-869-3118 to
CAUTION
avoid possible
damage
injury and/or property
WARNING
CAUTION
Installation
Package Contents:
website
• Handle Section: Quantity 2
• Upper Ladder Section: Quantity 1
• Lower Ladder Section: Quantity 1
• Installation Kit: Quantity 1
-consisting of the following:
• Triangular Mounting Bracket: Quantity 2
• #10-24x1-1/2" Pan-head Machine Screw:
• #10-24 Nut, Nylon Self-locking: Quantity 6
• Standoff tube assembly: Quantity 4
• #1/4-20x3" Round-head Machine Screw:
• Instruction Sheet
TOOLS REQUIRED:
• Drill with 13/64" and 17/64" bits (can be slightly larger)
• Hacksaw or tube cutter
• File
• Tape Measure
• Phillips-tip screwdriver (Screw gun recommended)
• Tall Step Ladder (For Roof Access)
LITERATURE NUMBER 297-333466
Universal Ladder for
Recreational Vehicle
Operation
GENERAL INFORMATION
Quantity 6
Quantity 4
Model # MHL2240
Maintenance
Effective 01/16/2014
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Summary of Contents for Atwood MHL2240
- Page 1 LITERATURE NUMBER 297-333466 Universal Ladder for Recreational Vehicle Model # MHL2240 This Universal Ladder design has been verified to the Installation Operation Maintenance guidelines stated in this document for use on recreation Effective 01/16/2014 vehicles. GENERAL INFORMATION SERVICE CALLS & QUESTIONS...
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Page 2: Installation
ladder rail construction consists of tubing with two PURPOSE different diameters. The smaller diameter tube is slid inside the larger diameter tube and permanently held in This product is designed for installation onto the roof and place by a formed feature of the tube or by a fastener. rear wall of a recreational vehicle to provide and/or The smaller diameter tube is used to junction two pieces increase accessibility to the recreational vehicle roof. - Page 3 Tighten the bolts until snug to surface. Be careful not to 3. The ladder will be mounted from the top down. Begin over-tighten the bolts or tubes may be crushed. NOTE: by placing the upper portion of the ladder on the roof Do not apply final torque until instructed as handle bolts with the curved handle section ends resting on the roof may need to be removed later in instructions.
- Page 4 distance from the backer location to the center of the mounting pad. NOTE: 3” of straight tube section must remain on the handle to properly attach to the Upper Ladder Section; total removed material section cannot exceed 3”. Once this distance has been determined, remove the ladder from the roof and disassemble both the handle portions from the upper ladder assembly by removing the #10-24x1-1/2”...
- Page 5 between the ladder rail and the vehicle’s rear wall. Align the hole in the standoff with the drilled hole in the rail. Place a #1/4-20x3” round-head machine screw through the hole on the other side of the rail and thread it into the inserted nut located inside the end of the standoff tube.
-
Page 6: Operation
to replace the attachment bolt and re-torque to OPERATION specification above. CAUTION MAY CAUSE PERSONAL INJURY OR PROPERTY DAMAGE For comfort as well as safety, hands should be completely dry and footwear should have solid bottoms to provide better grip and support when climbing a ladder. -
Page 7: Maintenance
For the remainder of this document Atwood Mobile Products LLC will be referred to as Atwood. Atwood’s liability hereunder is limited to the replacement of the product, repair of the product, or replacement of the The Universal Ladder may be cleaned with warm soapy product with a reconditioned product at the discretion of the manufacturer.