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This Universal Hinged 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
Universal Hinged Ladder for
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:
• Die Cast Hinge: Quantity 2
• Triangular Mounting Bracket: Quantity 2
• #10-24x1-1/2" Pan-head Machine Screw:
• #10-24 Nut, Nylon Self-locking: Quantity 8
• 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)
• 7/16" Hex Driver (wrench/socket/nut driver)
• Tall Step Ladder (For Roof Access)
LITERATURE NUMBER 297-333465
Recreational Vehicle
Operation
GENERAL INFORMATION
Quantity 8
Quantity 4
Model # MHL2241
Maintenance
Effective 01/16/2014
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Summary of Contents for Atwood MHL2241
- Page 1 LITERATURE NUMBER 297-333465 Universal Hinged Ladder for Recreational Vehicle Model # MHL2241 This Universal Hinged Ladder design has been verified Installation Operation Maintenance to the guidelines stated in this document for use on Effective 01/16/2014 recreation 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 bolt until snug to surface. Be careful not to over-tighten the bolt or tube may be crushed. NOTE: Do 3. The ladder will be mounted from the top down. Begin not apply final torque until instructed as handle bolts may by placing the upper portion of the ladder on the roof need to be removed later in instructions.
- Page 4 angle of the lower ladder portion to be as near parallel to the lower rear wall as possible. Place a loose standoff assembly between the rear wall and the lower ladder section to maintain proper spacing from the rear wall. When viewed from the side, the upper ladder rails should intersect the lower ladder rails.
- Page 5 If the mark ends up below the tube intersection location, then the handles will need to be modified. To determine the handle measurement, measure the distance from bottom of the upper rail step to the tube intersection location. Subtract this distance from the upper rail measurement, and then add ¾”...
- Page 6 crushed. Repeat procedure for other upper ladder head machine screw through the hole on the other side section rail. of the rail and thread it into the inserted nut located inside the end of the standoff tube. Tighten the bolt to 16-18 in-lbs until snug to surface (see Diagram #10).
-
Page 7: Operation
Working down the back wall, secure the upper pair of standoffs and then secure the lower pair of standoffs to OPERATION the rear wall. Once all standoffs are secured, secure the base pads of the ladder to the rear wall. CAUTION MAY CAUSE PERSONAL INJURY OR PROPERTY DAMAGE... -
Page 8: 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 Hinged Ladder may be cleaned with warm product with a reconditioned product at the discretion of the manufacturer.