
Instruction Sheet
CBS/PBS-WMRK Series
CASTER BASE/PLENUM BASE
PARTS
Cage nuts are provided as follows:
CBS-WMRK-36, PBS-WMRK-36: (4) #10-32 cage nuts
CBS-WMRK-42, PBS-WMRK-42: (8) #10-32 cage nuts
CBS-WMRK-48, PBS-WMRK-48: (12) #10-32 cage nuts
ASSEMBLY
NOTE: Cage nuts are provided for the installation of additional panels (blank, vent, or brush cable
entry grommets) into the center section opening of the base.
BASE
RACK
1) Remove pre-installed flange
nuts from studs on base, six
(6) places.
2) Align rack holes with studs
and place rack on base.
3) Re-install flange nuts over studs, six (6) places
and tighten.
STUD
I-00279 Rev A

WARRANTY
Middle Atlantic Products, Inc. (the "Company") warrants the CBS/PBS-WMRK Series Caster Base/
Plenum Base to be free from defects in material or workmanship under normal use and conditions
for a period of (7) seven years from date of shipment by the Company.
The Company's entire liability to the purchaser, and the purchaser's (or any other party's) sole and
exclusive remedy, under this warranty shall be limited, at the Company's option, to either (a) return
of and refund of the price paid for, or (b) repair or replacement at the Company's factory of the
products purchased, or any part or parts thereof, which the Company has determined to be
defective after inspection thereof at the Company's factory.
This warranty does not cover damage due to acts of God, accident, misuse, abuse or negligence by
parties other than the Company, or any modification or alteration of the products. In addition, this
warranty does not cover damage due to improper handling, assembly, installation or maintenance.
THIS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES OF ANY KIND, EITHER EXPRESSED OR
IMPLIED, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE.
TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, IN NO EVENT SHALL THE COMPANY
BE LIABLE FOR ANY SPECIAL, INCIDENTAL, INDIRECT, OR CONSEQUENTIAL DAMAGES
WHATSOEVER (INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF BUSINESS PROFITS,
BUSINESS INTERRUPTION OR ANY OTHER PECUNIARY LOSS) ARISING OUT OF THE USE OF THE
PRODUCTS PURCHASED, EVEN IF THE COMPANY HAS BEEN ADVISED OF THE POSSIBILITY OF
SUCH DAMAGES. THE COMPANY'S LIABILITY TO THE PURCHASER (OR ANY OTHER PARTY)
HEREUNDER, IF ANY, SHALL IN NO EVENT EXCEED THE PURCHASE PRICE OF THE PRODUCTS
PAID TO THE COMPANY.
Corporate Headquarters
Corporate Voice 973-839-1011 - Fax 973-839-1976
International Voice +1 973-839-8821 - Fax +1 973-839-4982
middleatlantic.com - info@middleatlantic.com
Middle Atlantic Canada
Voice 613-836-2501 - Fax 613-836-2690
middleatlantic.ca - contactcanada@middleatlantic.com
Factory Distribution
USA: NJ - CA - IL Canada: ON - BC
At Middle Atlantic Products we are always listening. Your comments are welcome.
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