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84-INCH BED EXTENSION
Assembly, Installation and Operating Instructions
Model No. 5143 and 5143IVC
SAVE THESE INSTRUCTIONS
NOTE: Check ALL parts for shipping damage. If shipping damage is noted, DO NOT use.
Contact Invacare for further instruction.
SAFETY SUMMARY
To ensure the safe installation of the 84-inch bed extension, these instructions MUST be
followed:
WARNING
DO NOT install this equipment without first reading and understanding this
instruction sheet. If you are unable to understand the warnings, cautions,
and instructions, contact a healthcare professional, dealer or technical
personnel before attempting to use this equipment - otherwise injury or
damage may occur.
Ensure ALL screws and nuts are tight at all times.
The 84-inch Bed Extension Kit DOES NOT change the weight limitation of
your bed. Refer to your owner's manual for correct weight limitation.
PURPOSE:
For conversion of a Mobilite 80-inch Split Spring Mattress Platform to an 84-inch Mattress
Platform.
TOOLS REQUIRED:
Two (2) 1/2-inch Open End Wrenches
One (1) Vise Grip
Kit Includes the Following:
ITEM PART NO. QTY. DESCRIPTION
1 7000M465 1 Extension Weldment L.H.
2 7000M466 1 Extension Weldment R.H.
3 7000M713 1 Drive Shaft Assembly
4a 7000M469 1 Pull Tube End Assembly (5143)
4b 1118839 1 Pull Tube End Assembly (5143IVC)
5 53000M699 2 Link Fabric Extension
w/ Open Hooks Attached
6 53000M701 1 Instruction Sheet
7 53000M434 2 Bi-way Locknut
8 54000M641 2 5/16-18 x 1-inch Bolt
9 51000M135 4 Helical Spring
DISASSEMBLY
1. Remove the main drive shaft from the bed.
2. Retract the footboard drive shaft.
3. Disconnect head spring pull tube by removing cotter and clevis pins.
Part No. 53000M701 84-Inch Bed Extension
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4. Raise head end of bed and disengage the open end hooks that secure the head and
foot springs together.
5. Remove head end and foot boards.
6. Lay bed on side and rotate head and foot
spring sections to a 90° angle.
NOTE: This will allow you to disengage head
spring from foot spring.
INSTALLATION
1. Attach four-inch extension (Items 1
and 2) to the right and left hand sides
of the foot spring center angle using
5/16-18 x 1-inch Bolt (Item 8) and
Bi-way Locknut (Item 7). Refer to
FIGURE 1. Securely tighten.
2. Reassemble foot spring to head spring. Refer to FIGURE 2.
FIGURE 1 - ATTACHING
FOUR-INCH EXTENSION TO
FOOT SPRING CENTER ANGLE
Head Spring
Link
Fabric
Link
Fabric
Foot Spring
FIGURE 2 - ASSEMBLING FOOT SPRING TO HEAD SPRING
3. Attach the six (6) open-end hooks to the existing link fabric at the foot spring of the
bed assembly.
NOTE: Make sure the open end of the hooks are positioned down towards the ground/floor.
4. Attach one (1) helical spring to one (1)
end of the link fabric extension supplied with the kit. Refer to FIGURE 3.
5. Attach the opposite end of the helical
Helical Spring
spring to one (1) of the four (4) mounting
holes in the four-inch extension.
6. Secure the open-end hooks to the link
fabric extension.
Link Fabric
Extension
FIGURE 3 - ATTACHING
OPEN-END HOOKS
84-Inch Bed Extension 2 Part No. 53000M701
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7. Attach second helical spring to the opposite end of the link fabric extension.
8. Using vise grips, secure the helical spring into the mounting hole on the four-inch
extension. Refer to FIGURE 4.
9. Repeat this procedure for other link fabric extension.
NOTE: Make sure open end of hooks are positioned down towards the ground/floor.
FIGURE 4 - ATTACHING STRANDS TO EXTENSION
10. To connect the link fabric extension to the head spring, manually raise the head
spring and attach open-end hooks to the head spring. Refer to FIGURE 5.
NOTE: Make sure the open end of the hooks are positioned down towards the ground/floor.
FIGURE 5 - ATTACHING LINKS FROM HEAD SPRING TO FOOT SPRING
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11. Attach bed ends to head and foot spring assemblies.
NOTE: If the bed has manually or motorized adjustable bed ends, use the extended drive shaft
supplied with this kit.
12. Replace the existing drive shaft with the extended drive shaft supplied with this kit.
13. Remove existing pull tube end in head motor assembly or head crank assembly and
replace with the pull tube end furnished with this kit.
14. Reconnect pull tube end to head spring drive arm using the clevis and cotter pins.
Refer to FIGURE 6.
FIGURE 6 - ATTACHING PULL TUBE END TO HEAD DRIVE ARM
15. Bed requires an 84-inch mattress.
NOTE: If assistance is required or any problems are encountered during the conversion, contact
customer service at 1-800-333-6900
Invacare Corporation www.invacare.com
USA Canada
One Invacare Way 570 Matheson Blvd E Unit 8 Invacare is a registered trademark of
Elyria, Ohio USA Mississauga Ontario Invacare Corporation.
44036-2125 L4Z 4G4 Canada Yes, you can. is a trademark of Invacare
800-333-6900 800-668-5324 Corporation.
84-Inch Bed Extension 4 Part No. 53000M701
©2004 Invacare Corporation
Part No. 53000M701 Rev F 06/04
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