Avtec MNL2201 User manual

OPERATOR MANUAL
IMPORTANT INFORMATION, KEEP FOR OPERATOR
Information contained in this document is known to be current and accurate at the time of printing/creation. Unified Brands
recommends referencing our product line websites, unifiedbrands.net, for the most updated product information and
specifications. The company reserves the right of final interpretation of the user manual. Information subject to change
without notice. © 2022 Unified Brands. All Rights Reserved.
88 Armory Road, Vicksburg, MS 39183
888-994-7636, fax [phone]
unifiedbrands.net
PART NUMBER PP MNL2201, REV. B (06/22)
This manual provides information for:
SIMPLESPEC
VENTILATION SYSTEMS
THIS MANUAL MUST BE RETAINED FOR FUTURE REFERENCE. READ,
UNDERSTAND AND FOLLOW THE INSTRUCTIONS AND WARNINGS
CONTAINED IN THIS MANUAL.
FOR YOUR SAFETY Do not store or use gasoline or other flammable vapors
and liquids in the vicinity of this or any other appliance.
NOTIFY CARRIER OF DAMAGE AT ONCE It is the responsibility of the
consignee to inspect the container upon receipt of same and to determine
the possibility of any damage, including concealed damage. Unified
Brands suggests that if you are suspicious of damage to make a notation
on the delivery receipt. It will be the responsibility of the consignee to file
a claim with the carrier. We recommend that you do so at once.
Manufacture Service/Questions 888-994-7636.
RETAIN THIS MANUAL FOR FUTURE REFERENCE
NOTICE: Due to a continuous program of product improvement, Unified Brands
reserves the right to make changes in design and specifications without prior notice.
NOTICE: Please read the entire manual carefully before installation. If certain
recommended procedures are not followed, warranty claims will be denied.
MODELNUMBER_________________________
SERIAL NUMBER _________________________
INSTALLATION DATE ______________________
INSTALLATION INSTRUCTIONS
Avtec value ventilation hoods are provided with punched hanging brackets
designed to receive 1/2” threaded rod with a 1/2” nut and washer. Supporting
rods must be connected to all factory installed brackets. Recommended hanging
height is 6’-6” above finished floor for canopies. Low side wall ventilators should
be installed directly upon a Avtec base or on a fire rated wall. If wall mounted, the
bottom of the vent side panel should be 3’ above finished floor.
ALL AVTEC VENTILATION SYSTEMS MUST BE INSTALLED IN ACCORDANCE
WITH NFPA-96, REMOVAL OF SMOKE AND GREASE LADEN VAPORS FROM
COMMERCIAL COOKING EQUIPMENT.
DISHWASHER/DISPLAY/BOX HOOD (SSA-DISH, SSA-ISLE, & SSA-BOX)
1. Check all local codes prior to installation. Special requirements may be
necessary depending upon building material construction.
2. Move crated hood to location of installation and very carefully uncrate hood.
3. Raise hood to proper hanging height.
4. Suspend hood from adequate roof supports using 1/2” threaded rods with
nuts and washers (See Fig. 1).
5. Level hood left to right and front to back.
6. Display hoods only: Slide chrome sleeve over all thread rod before securing
to hood/structure.
FRYER HOOD (SSA-FRYER)
1. Check all local codes prior to installation. Special requirements may be
necessary depending upon building material construction.
2. Move crated hood to location of installation and very carefully uncrate vent.
3. If vent is base mounted, base must be installed and leveled front to back and
left to right.
FIGURE 1
FIGURE 2
FIGURE 3
4. Place vent on wall, level front to back and left to right, then bolt metal
hanging bracket located on top of hood to wall (See Fig. 3).
5. Bottom of ventilator should be 32-34” above finished floor (See Fig. 2).
6. Fluid weld exhaust duct to hood exhaust duct collar (See Fig. 3).
32"-34" ABOVE
FINISHED FLOOR
SCREW
FOR
WALL
MOUNT

2 OM-SIMPLESPEC VENTILATION
IMPORTANT - READ FIRST - IMPORTANT
CAUTION: DO NOT ATTEMPT TO SERVICE THIS UNIT YOURSELF AS REMOVING COVERS
MAY CAUSE UNNECESSARY EXPOSURE TO DANGEROUS VOLTAGE.
CAUTION: NEVER CONNECT THE UNIT TO A POWER SOURCE WHILE STANDING IN
WATER. WET HANDS AND WET FLOORS SHOULD BE AVOIDED WHEN
CONNECTING ANY ELECTRICAL APPLIANCE TO A POWER OUTLET.
CAUTION: FANS MAY HAVE MULTIPLE POWER CONNECTIONS. MAKE SURE ALL FANS
ARE ISOLATED FROM POWER PRIOR TO PERFORMING MAINTENANCE.
CONVEYOR PIZZA HOODS (SSA-PIZZA)
1. Check all local codes prior to installation. Special requirements may be
necessary depending upon building material construction.
2. Move crated hood to location of installation and very carefully uncrate vent.
3. Suspend hood from adequate roof supports using 1/2” threaded rods and
nuts to hood hanger bracket. Slide chrome sleeve over all thread rod before
securing to hood/structure. Hanger bracket is connected to stainless steel
duct. (See Fig.1)
4. Hood should be hung no more than 1” above top of oven.
5. Install exhaust duct from hood exhaust collar to exhaust fan and curb.
6. For SSA-PIZZA420480 only: Hanging brackets are not provided. Included
stainless duct section will support hood when fluid welded to the collar.
Connect hanging brackets to structure. (See Fig. 1)
TOP ENCLOSURE PANELS (See Fig. 4-6)
Pieces provided. Enclosure panels are provided for exposed side(s) of hood.
Fryer hoods: Hoods are shipped with sliding top enclosure panels. The return
flange should be slid up to the ceiling, and laying over the hood. There is a 1”
tab around the perimeter of the top of the hood (similar to the shelf retention clip)
that can be screwed or riveted to secure the trim.
Display hoods: After hood and ductwork are installed, duct enclosure can be
installed. “C” channel to sit on hood around duct, then apply flat stainless back
and attach with screws.
FIGURE 4
A
AB
B
FIGURE 5
FIGURE 6
ENCLOSURE TOP
ENCLOSURE
SIDE
FIGURE 7
END SEAM CAP
CENTER SEAM CAP
END SEAM CAP
All other hoods: Hoods ordered with enclosure panels will be shipped with
Z-clips welded to the top perimeter of hood top where panels are to be installed.
Nuts and washers to connect front to sides are taped to the inside of one of the
panels. With a rubber mallet, tap 1” return flange into the Z-clip on all sides.
Attach sides to ends with provided panhead screws and nuts.
SINGLE THICKNESS WALL PANEL (See Fig. 7)
1. Install wall panels prior to hanging hood(s).
2. Install seam strips at proper locations and screw to wall.
3. Apply glue to wall between seam strips.
4. Slip end of wall panel into seam strip, pull out middle of panel and slip other
end of panel into other seam strip. Gently apply pressure over entire wall
panel to secure to wall. Wall bands for side walls are provide with 1” return
bend, which is to be located behind rear wall panels.
START/CHECK/BALANCE
EXHAUST ONLY HOODS
1. Close all doors and windows.
2. Operate all exhaust fans, even fans serving other hoods,make-up air units and
building HVAC.
3. Turn on all cooking equipment under the hood to preheat to operating
temperature.
4. Produce large quantities of smoke.
5. Observe capture of vapors.
6. If all vapors are not captured, increase exhaust fan RPM.
7. Check air pressure in kitchen. Pressure must be negative relative to dining
room pressure.
8. Air velocities entering the kitchen from the dining room should not exceed
100 FPM. No air should be moving toward the dining area.
9. Repeat steps 6 and 7 until all vapors are captured.
NOTE: The exhaust and supply (if any) air flow rates were established under
controlled laboratory conditions, and greater exhaust and/or lesser supply air
may be required for complete vapor and smoke removal in specific installations.
MAKE-UP AIR HOODS EXHAUST FAN(S)
1. Open all doors and/or windows leading to outside.
2. Start the exhaust fan only. Do not run the supply fan or make-up unit.
3. Refer to drawings and/or UL information label on hood for proper CFM
requirements.
4. Adjust speed of exhaust fan to obtain proper air velocities and CFM through
grease filters.
SUPPLY FAN OR MAKE-UP AIR UNIT
1. Start the supply fan and/or make-up unit only. Do not run the exhaust fan.
2. Refer to drawings or UL information label on hood for proper CFM
requirements.

3 OM-SIMPLESPEC VENTILATION
FINAL AIR BALANCE
MAKE-UP AIR HOODS
1. Close all doors and windows.
2. Operate all exhaust fans even those serving other hoods, supply fans,
make-up air unit and building HVAC system.
3. Turn on all cooking equipment under the hood and preheat to operating
temperature.
4. Produce large quantities of smoke or steam.
5. Observe capture of vapors.
6. If all vapors are not totally captured, fine tune the system by adjusting the
air volume control damper installed in the supply collar. Slightly reduce the
amount of supply air directed under the hood until full capture is obtained.
WARRANTY
Congratulations on the purchase of your new Unified Brands equipment. We hope you
enjoy many years of reliable service in connection with the same. Please review all of
the important safety and operational information contained in the Operator’s Manual
for this equipment before it is placed in service. If you have any questions related to
equipment set up, operations, or service, please call 888-994-7636.
In addition, please review the sales terms and conditions set forth below.
*****IMPORTANT NOTICE*****
WARRANTIES, LIMITATIONS ON WARRANTIES, AND LIMITATION OF REMEDIES
The following Warranties, Limitation on Warranties, and Limitation of Remedies are
included in the terms of sale for this product. Please read this entire warranty and all
warranty modifications, disclaimers, and limitations of remedies set forth herein before
accepting or using this equipment or product. Customer acknowledges and accepts
the provisions of this notice by Customer’s acceptance and use of the product. If these
provisions are not acceptable and agreed to by Customer, then please return this
product in its unused condition to Unified Brands or a Unified Brands authorized dealer.
UNIFIED BRANDS warrants this product against defects in material and workmanship
under normal use and services for which this product was designed. This warranty
runs only to the original end user and is in lieu of any other liability for defects.
THE WARRANTIES EXPRESSED IN THESE TERMS AND CONDITIONS ARE IN PLACE
OF ANY AND ALL OTHER EXPRESS WARRANTIES (UNLESS SEPARATELY STATED IN
PRINTED MATERIAL PREPARED BY US DESCRIBING OUR EQUIPMENT) AND EXCLUDE
ALL IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, ANY WARRANTY OF
MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE; NOR ARE THERE
ANY OTHER WARRANTIES, EXPRESS OR IMPLIED, BY OPERATION OF LAW OR
OTHERWISE. In no event shall UNIFIED BRANDS be liable for damages or delay or
for any consequential, special or contingent damages arising out of any breach of
our warranty, whether or not we have knowledge of specific needs or our employees
or agents have given any specific assurances. Anyone claiming that there has been
a breach of warranty by UNIFIED BRANDS must give us written notice within THIRTY
(30) days after discovery of the relevant defect or the right to assert such claim will
have been waived conclusively and provided further that any such claim must also be
asserted within the general warranty period for such equipment and/or parts.
UNIFIED BRANDS will not be liable for any expense incurred without our prior written
authorization for alterations made outside of our factory or for repairs which are
not performed by UNIFIED BRANDS authorized service departments using UNIFIED
BRANDS factory parts. Nor shall we be responsible for the performance of equipment
as to which any repairs, revisions or alterations have been made by others.
THE EXCLUSIVE REMEDY OF THE USER OR BUYER AND THE EXCLUSIVE LIABILITY OF
UNIFIED BRANDS OR ANY SELLER OF UNIFIED BRANDS PRODUCTS, FOR ANY AND ALL
CLAIMS, LOSSES, INJURIES, OR DAMAGES (INCLUDING CLAIMS BASED ON BREACH
OF WARRANTY, CONTRACT, NEGLIGENCE, TORT, STRICT LIABILITY, OR OTHERWISE)
RESULTING FROM OR ARISING OUT OF THE USE OF HANDLING OF THIS PRODUCT,
SHALL BE THE RETURN OF THE PURCHASE PRICE OR AN AMOUNT NOT TO EXCEED
THE ORIGINAL PURCHASE PRICE OF THE PRODUCT OR, AT THE ELECTION OF UNIFIED
BRANDS OR THE SELLER, THE REPLACEMENT OF THE PRODUCT.
https://unifiedbrands.net/
Avtec-Warranty-Information

4 OM-SIMPLESPEC VENTILATION
Service Log
Model No: Purchased From:
Serial No: Location:
Date Purchased: Date Installed:
Purchase Order No: For Service Call:
Date Maintenance Performed Performed By