- 5 -
N8140-801/802/803/804 奥行き延長キット/Rack Rear-Extension Kit
856-129341-801- A Rev.3
Safety Precautions
The symbols used in this document are defined below.
Be sure to read and understand these precautions in order to use this product safely.
When installing this product in a rack, be sure to read the rack user's guide before installation.
CAUTION
Ignoring these precautions when handling this product can lead to malfunctions of the main
unit, injuries, fire, and damage to peripheral equipment.
Be sure not to smash or jam fingers when installing/uninstalling this product
on/from a rack.
After removing this product from its packaging, do not place it where it will be
exposed to large amounts of dust, water or other liquids.
Make sure that the rack is securely installed before attaching any optional
products to it, such as exterior equipment. Doing so can cause damage to the
product, cause the rack to fall over or other accidents.
When conducting work at the top of the rack, be sure to use a stepladder, etc.,
to ensure safety.
When installing or uninstalling exterior equipment, be sure to work in teams of
two or more people. Ignoring this can lead to injuries and damage to the
product.
We recommend asking a maintenance and after-service company to install/uninstall this product
on/from a rack.
Preface
This product is a dedicated rear-extension kit for the 37U, 42U racks (N8140-500/501/
503[F]/504). Using this product extends the depth of the rack and can secure a bigger
rear space in the rack. Refer to the following table for the installable racks. When moving
the rack with this product installed, install the provided auxiliary caster for movement.
Furthermore, install the stabilizer after removing this product.
No.
Model
Exterior Color
Height
Installable rack
1 N8140-801
42U
N8140-500
2 N8140-802
White
37U N8140-501
3 N8140-803
42U
N8140-503[F]
4 N8140-804
Black
37U N8140-504
Components
The box includes the following items. Check the component checklist to make sure that all
components are included. Contact your retailer if there are any missing or damaged articles.
No.
Description
Qty
Remarks
1 Rear-extension
kit 1
2
Component checklist
1
Refer to this checklist for the parts.
3
Setup guide
1
This document.
Required Tools
Phillips screwdriver #2 and #3, Hex wrench #13
Note: In addition to the above, having a long Phillips screwdriver (#2, length 300 mm, #3, length
400mm) and ratchet wrench (#13, socket length 30-38 mm) will facilitate attachment of this
product.
Maintenance
Vibrations can cause screws, bolts and other fasteners to loosen. Inspect these fasteners every
six months to make sure that they are not loose.
General prohibition for unspecified items.
General caution/warning for unspecified items.
Instructions for general users for unspecified items.
Be sure to operate this product in line with the instructions.
Component checklist
Rear-extension kit
Setup guide
N8140-801/802/803/804
Rack Rear-Extension Kit
Setup Guide
Be sure to read this document before using the product and observe the precautions.
Please store this document so that it is readily available if needed.
Be sure to include this document if transferring or selling this product to a third party.
- 6 -
N8140-801/802/803/804 奥行き延長キット/Rack Rear-Extension Kit
856-129341-801- A Rev.3
Disposal
Be sure to follow your local disposal regulations when disposing of this product. Ask your local
government for details.
Installation
When installing this product in a rack, be sure to also read the rack user's guide before installation.
Number of Workers
Install/remove the front and rear doors of the rack in pairs.
Working alone could lead to injury or damage to the rack.
Movement Caution
WARNING
If the rack rear-extension kit is attached without any units mounted,
the center of gravity will be high, making the rack unstable. Be very
careful when relocating such a rack.
Falling-off Caution
When removing the door, do not unlock the door bottom hinge.
Doing so could cause the rear door to fall off and damage it or lead
to injury.
Installation Procedure
If installing the rack rear-extension kit, install the rack and any
devices first.
Installation Caution
Be sure that the stabilizer installation bolts (M8) are inserted straight.
Use the standard tightening torque of 10.78N·m [110kgf·cm] (±10%).
Storing
CAUTION
The auxiliary caster for shipping will be necessary if the rack is
moved in the future. Store them in a safe place.
Installing/Removing Auxiliary Caster
Refer to the illustration below and install/remove the auxiliary caster to/from the rack.
Attach on the rack side
Note: Attachment location as seen from below.
Auxiliary caster
Note which way the
auxiliary caster is facing.
M8 Hex bolts 6pcs
Attachment holes
Attachment direction
Note: This illustration does not show the rear-extension kit.
Note: The work is easier when a long Phillips screwdriver or ratchet wrench is used.
Casters
M6 Screws
Auxiliary caster frame
Assembling the Auxiliary Caster
The auxiliary caster is used by attaching
casters to the auxiliary caster frame.
