Middle Atlantic Products Essex MMR Series User manual

Instruction Sheet
MMR Series
Essex Multi Mount Rack
C \^ L /U S
LISTED
© ,
THANK YOU
Thank you for purchasing the Essex MMR Series Multi Mount Rack.
Please read these instructions thoroughly before installing / asse bling this product.
PRODUCT FEATURES
Multi-purpose design allows for wall ount or floor standing
Optional quick hang bracket or pivot backpan for easy access to rear of equip ent
Optional active cooling
Optional locking casters
Middle Atlantic Products
I-00676 Rev -

IMPORTANT SAFETY INSTRUCTIONS
1 Read these instructions.
1 Keep these instructions.
1 Heed all warnings.
1 Follow all instructions.
1 Clean only with dry cloth.
1 Only use attachments accessories specified by the manufacturer.
WARNING: WARNING INDICATES A POTENTIALLY
HAZARDOUS SITUATION WHICH, IF NOT AVOIDED,
COULD RESULT IN DEATH OR SERIOUS INJURY.
CAUTION: CAUTION INDICATES A POTENTIALLY
HAZARDOUS SITUATION WHICH, IF NOT AVOIDED,
MAY RESULT IN MINOR OR MODERATE INJURY.
IMPORTANT WARNINGS AND CAUTIONS!
WARNING! Failure to read, understand and follow the following infor ation can result in serious personal injury, da age to the
equip ent or voiding of the warranty.
CAUTION: All installation and asse bly steps ust be perfor ed by qualified personnel.
CAUTION: Ensure that the wall/floor has a structural load capacity that will support the weight of the cabinet fully loaded with
equip ent.
CAUTION: So e parts of the enclosure syste ay not be effectively bonded to the Protective Earth Ter inal (PET). If these parts
need to be bonded to the PET it should be done in accordance with Article 250 of the National Electrical Code.
CAUTION: Power cord(s), for fans or other accessories, need to be secured to ensure that they are routed away fro pinch points
and oving parts.
CAUTION: Do not atte pt to unload or ove the enclosures alone. Make sure to have sufficient a ount of personnel and
equip ent to safely ove this product.
CAUTION: The following parts are not effectively bonded to the protective earth ter inal: Rackrails, lace bars, Lever Lock™,
shelving, baffles, blank panels, and cable anage ent equip ent. If any part needs to be bonded to the protective earth ter inal
it shall be done in accordance with Article 250 of the National Electrical Code.
^ CAUTION: To reduce the risk of personal injury and confor to the ul listing these ounting instructions ust be
followed and proper weight capacity ust be observed.
REGULATORY COMPLIANCE
Confor s to applicable UL & CSA standards.
WEIGHT RATINGS
ITEM DETAILS
WALL MOUNT / FLOOR INSTALLATION 250 lbs. Maxi u
BACKPAN INSTALLATION (OPTIONAL) 150 lbs. Maxi u
HANG BRACKET INSTALLATION (OPTIONAL) 150 lbs. Maxi u
Page 2

CONSIGNES DE SECURITE IMPORTANTES
• Lisez attentivement ces instructions.
• Conservez ces instructions a portee de la main.
• Pretez attention a tous les avertissements.
• Suivez toutes les instructions. ^ jk
• N’utilisez pas cet appareil a proximite de l'eau.
• Utilisez uniquement les cordons et accessoires recommandes par le
fabricant.
AVERTISSEMENTS IMPORTANTS ET PRECAUTIONS!
AVERTISSEMENT: AVERTISSEMENT INDIQUE UNE
SITUATION POTENTIELLEMENT DANGEREUSE
SUSCEPTIBLE, SI ELLE N'EST PAS EVITEE, DE
PROVOQUER LE DECES OU UNE BLESSURE GRAVE.
ATTENTION: ATTENTION indique une situation
potentielle ent dangereuse susceptible, si elle n'est pas
evitee, de provoquer une blessure ineure ou oderee.
AVERTISSEMENT! Ne pas lire, co prendre et suivre les infor ations suivantes peut entrainer de graves blessures, des
do ages a l'equipe ent ou de la nullite de la garantie.
ATTENTION: Toutes les etapes d'installation et de ontage doivent etre effectues par du personnel qualifie.
ATTENTION: Assurez-vous que le ur / plancher a une capacite de charge de structure qui supporte le poids de l'ar oire
entiere ent charge avec l'equipe ent.
ATTENTION: Certaines parties du syste e d'enceinte ne peuvent pas etre efficace ent collees a la terre de protection du ter inal
(PET). Si ces pieces doivent etre lie a l'ani al, il doit etre fait confor e ent a l'article 250 du Code national de l'electricite.
ATTENTION: Cordon (s), pour les fans ou d'autres accessoires, doivent etre garantis afin de s'assurer qu'ils sont ache ines loin
des points de pince ent et des pieces obiles.
ATTENTION: N'essayez pas de decharger ou de deplacer les enceintes seules. Assurez-vous d'avoir suffisa ent de
personnel et de ateriel a deplacer en toute securite de ce produit.
ATTENTION: Les pieces suivantes ne sont pas effective ent lies a la borne de terre de protection: cre ailleres, barres de
dentelle, Lever Lock™, etageres, cloisons, panneaux vierges, et des equipe ents de gestion des cables. Si une partie doit etre
lie a la borne de terre de protection, il doit etre fait confor e ent a l'article 250 du Code national de l'electricite.
ATTENTION: Pour reduire le risque de blessures et sont confor es a la liste UL ces instructions de ontage doivent
etre respectees et la capacite de poids approprie doivent etre respectees.
CONFORMITE
Le produit repond aux exigences des nor es suivantes:
• UL 2416
• CSA C22.2 No.1-04
COTES DE POIDS
ARTICLE DETAILS
WALL MOUNT / SOL INSTALLATION 250 lbs. Maxi u
PLAQUE PROFILEE OPTION (OPTION) MURALE / SOL INSTALLATION 150 lbs. Maxi u
HANG SUPPORT INSTALLATION (OPTION) 150 lbs. Maxi u
Page 3

TABLE OF CONTENTS
I portant Safety Instructions .............................................................................................................. Pages 2-3
Regulatory Co pliance ....................................................................................................................... Pages 2-3
Weight Ratings ....................................................................................................................................Pages 2-3
Tools Required ..........................................................................................................................................Page 5
Hardware / Ite s Supplied ....................................................................................................................... Page 5
Mounting Di ensions ...............................................................................................................................Page 6
Wall Mount Installation..............................................................................................................................Page 7
Optional Hang Bracket Installation............................................................................................................Page 8
Optional Hang Bracket Installation (Continued)........................................................................................Page 9
Optional Backpan Installation (Continued)................................................................................................Page 10
Optional Backpan Installation (Continued)................................................................................................Page 11
Grounding and Bonding............................................................................................................................ Page 12
Page 4

TOOLS REQUIRED
#2 Phillips Screwdriver
Adjustable Wrench
1/2” Socket
HARDWARE/ITEMS SUPPLIED
NOTE: Additional hardware ay be included which ay not be required for your installation.
Washers
(Qty 2 )
[Hang Bracket / Backpan Installation]
Security Screw
10-32 x 3/4” with washer
(Qty 1)
[Hang Bracket Installation]
Bolts
1/2”-13 x 3/4”
(Qty 2)
[Hang Bracket / Backpan Installation]
Pivot Pins
(Qty 2)
[Backpan Installation]
Security Clips
(Qty 2)
[Backpan Installation]
Upper Pivot
Bushing
(Qty 1)
[Backpan Installation]
Page 5

MOUNTING DIMENSIONS (WALL MOUNT INSTALLATION)
MMR-1820
MMR-1824 MMR-1620 MMR-1624 MMR-1220 MMR-1020
MOUNTING DIMENSIONS (HANG BRACKET INSTALLATION)
19.5
-16.0-
66
©O
o o
O O
o 0
16.0
-16.0-
6 6
O ©
o o
O O
0 0
HANG-MMR18 HANG-MMR16 HANG-MMR12 HANG-MMR10
MOUNTING DIMENSIONS (BACKPAN INSTALLATION)
-16.0-
8o'
1 1 1
.75
11
D
11
.75
1 1 1
■« 0
19.5
-16.0-
-o
0
1
d i n
-8 0
PIVOT-MMR-18 PIVOT-MMR-16 PIVOT-MMR-12 PIVOT-MMR-10
Page 6

NOTE: THE CABINET MUST BE INSTALLED PLUMB AND LEVEL FOR PROPER OPERATION.
NOTE: A sheetrock wall ounted to wood studs on 16” centers is required for installation.
1) Locate studs behind sheetrock wall.
2) Align rear ounting holes in rack with studs. Refer to Mounting Di ensions on Page 6 for ounting
hole locations.
3) Secure rack to studs in wall using all ounting holes ( ounting hardware not supplied). (FIGURE A)
NOTE: A ini u of 4” clearance above and below the cabinet is required.
WALL MOUNT INSTALLATION
Min. 4”
Clearance
Required
Above And
Below
Wood Studs
(16” ADart On Center)
Rack
Page 7

OPTIONAL HANG BRACKET INSTALLATION (HANG MMRXX)
NOTE: THE CABINET MUST BE INSTALLED PLUMB AND LEVEL FOR PROPER OPERATION.
NOTE: A sheetrock wall ounted to wood studs on 16” centers is required for installation.
1) Locate studs behind sheetrock wall.
2) Align rear ounting holes in hang bracket with
studs. Refer to Mounting Di ensions on Page 6
for ounting hole locations.
3) Secure bracket to studs in wall using all ounting
holes ( ounting hardware not supplied). (FIGURE B)
NOTE: A ini u of 6” clearance above cabinet is
required.
4) Carefully lift rack and place on hang bracket tabs.
(FIGURE C)
NOTE: Hang bracket tabs will align with tab holes in rack.
Sheetrock
Studs
Min. 6”
Clearance
Required
Above And
Below
Rack
Hang Bracket Slots
r
J
FIGURE B FIGURE C Hang Bracket
Page 8

5) Secure rack to hang bracket using (2) 1/2”-13 bolts with washers and (1) 10-32 x 3/4” security
screw with washer. (FIGURE D)
OPTIONAL HANG BRACKET INSTALLATION (CONTINUED)
1/2”-13 x 3/4”
(Qty 2)
Page 9

OPTIONAL BACKPAN INSTALLATION (PIVOT MMR XX)
NOTE: THE CABINET MUST BE INSTALLED PLUMB AND LEVEL FOR PROPER OPERATION.
NOTE: A sheetrock wall ounted to wood studs on 16” centers is required for installation.
1) Locate studs behind sheetrock wall.
2) Align rear ounting holes in backpan with studs. Refer to Mounting Di ensions on Page 6 for
ounting hole locations.
3) Secure backpan to studs in wall using all ounting holes ( ounting hardware not supplied).
(FIGURE E)
NOTE: A ini u of 4” clearance above and below the cabinet is required.
Wood Studs
Page 10

4) Insert bushing in upper pivot bushing hole on top of rack. (FIGURE F)
5) Lift rack and place botto on the edge of backpan. Position
rack so as to engage the lower pivot bushing on backpan.
(FIGURE G)
6) Thread lower pivot pin into lower pivot bushing. Hand
tighten fully and then back out one turn. (FIGURE G)
Backpan
Lower Pivot FIGURE G
Bushing
FIGURE I
Pivot
Bushing
Upper Pivot Pin
Upper Pivot
Bushing
Security Clip
Pivot Pin
FIGURE F
FIGURE H
Lower Pivot Pin
7) Pivot rack into backpan and align with upper pivot bushing.
(FIGURE H)
8) Thread upper pivot pin into upper pivot bushing. Hand
tighten fully and then back out one turn. (FIGURE H)
9) Install security clips in upper and lower pivot pins to
prevent re oval of pivot pins fro exterior of enclosure.
(FIGURE I)
Upper and Lower
Security Clips
Page 11
OPTIONAL BACKPAN INSTALLATION (CONTINUED)

GROUNDING AND BONDING
Protective Earth Ter inals (PET) are located in the backpan, center section and hang bracket. These ter inals are
arked with the sy bol Q Wall rack parts, center section and door, contain or are provided with bonding points for
connection to the backpan / PET. Protective earth and bonding connections shall be in accordance with Article 250 of the
National Electric Code.
1) Attach bonding wire to bonding studs using hardware kit #PET-K-MMR-PH. (FIGURE J)
NOTE: The ain protective earth ground needs to be the first ter inal placed on the PET and this
ter inal needs to be secured on its own with a nut. The bonding wire for the rack can be added to
the PET after securing the nut for the ain ground.
Backpan PET
Studs (2) 1/4-20
| ° --- ,
Hang Bracket
PET Stud (1)
10-32
0
u
O
Bonding Studs (4) 10-32 FIGURE J
Page 12

ESSEX
by Middle Atlantic
middleatlantic.c m/essexB 800.266.7225
WARRANTY
Middle Atlantic Products (the "Co pany") warrants the ESSEX MMR SERIES MULTI MOUNT RACK to be free fro defects in aterial or
work anship for the lifeti e of the product.
The Co pany's entire liability to the purchaser, and the purchaser's (or any other party's) sole and exclusive re edy, under this warranty
shall be li ited, at the Co pany's option, to either (a) return of and refund of the price paid for, or (b) repair or replace ent at the
Co pany's factory of the products purchased, or any part or parts thereof, which the Co pany has deter ined to be defective after
inspection thereof at the Co pany's factory.
This warranty does not cover da age due to acts of God, accident, isuse, abuse or negligence by parties other than the Co pany, or
any odification or alteration of the products. In addition, this warranty does not cover da age due to i proper handling, asse bly,
installation or aintenance.
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 [phone] / International Voice [phone] - Fax [phone]
iddleatlantic.co - info@ iddleatlantic.co
Middle Atlantic Canada
Voice 613-836-2501 - Fax [phone] / iddleatlantic.ca - custo erservicecanada@ iddleatlantic.ca
Factory Distribution
USA: NJ - CA - IL Canada: ON - BC
At Middle Atlantic Products we are always listening. Your co ents are welco e.
Middle Atlantic Products is an ISO 9001 and ISO 14001 Registered Co pany.