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Document No: W-IOM 
Date: 08/25/20 

 

 

WIND STOPPING 14 (WMI) AND WIND STOPPING 16 (WMH) 

INDUSTRIAL SERIES 

 

 

Installation, Operation and Maintenance Manual 

Please read and save these instructions. Read carefully before attempting to assemble, install, operate, or maintain 
the product described. Protect yourself and others by observing all safety information. Failure to comply with these 
instructions could result in personal injury and/or property damage. Retain these instructions for future reference. 

OVERVIEW 

 

Mars Air Curtains are 
designed to cover door 
openings, providing 
both temperature 
control/environmental 
separation and flying 
insect  control, when 
the building’s doors are 
opened. 

Typical 

installation heights are: 
WMI Series 
(Environmental 
Separation up to  16’ 
and Flying Insect Control 14’) and WMH Series 
(Environmental Separation up to 20’ and Flying Insect 
Control 18’) The units are typically overhead mounted 
horizontally above the door opening. They can also be 
vertically mounted alongside the opening. The units are 
CSA Listed, Canada and US, for either an inside or 
outside mount and AMCA Certified. Heated units must 
be mounted on the inside or the protected side of the 
opening. The motors used in the WMI are 1, 2 and 3 HP 
and the WMH utilize the 5 and 7 HP motors.  

 

The WMI/WMH Series come standard with an 
expanded metal air intake grille(s). The WMI/WMH 
Series can be configured with Flat Bank or V-Bank Filter 
Sections, as options. 

GENERAL SAFETY 
INFORMATION

  

 
Use this product only in 
the manner intended by 
the manufacturer. If you 
have any questions, 
contact the 
manufacturer. 

Only 

qualified personnel 
should install this 
product. 

Installing 

personnel should have a 
clear understanding of 
these instructions and 

should be aware of general safety precautions. 
Improper  installation can result in electric shock, 
possible injury due to coming in contact with moving 
parts, as well as other potential hazards. 

 

 WARNING 

When servicing the product, motor may be hot enough 
to cause pain or injury. Allow motor to cool before 
servicing. 

 

 WARNING 

To reduce the risk of fire, electric shock, or injury to 
persons, observe the following. 
A. Always disconnect, lock and tag power source before 

installing or servicing product. 

B. Installation work or electrical wiring must be done by 

qualified person(s) in accordance with all applicable 
codes and standards, including fire-rated construction. 

C. The combustion airflow needed for safe operation of 

fuel burning equipment in the area may be affected by 
the product’s operation. Follow the heating equipment 
manufacturer’s guideline and safety standards, such 
as those published by the National Fire Protection 
Agency (NFPA), the American Society of Heating, 
Refrigeration and Air Conditioning Engineers 
(ASHRAE) and local code authorities. 

D. When cutting or drilling into a wall or ceiling, be careful 

not to damage electrical wiring and other hidden 
utilities.

 

Summary of Contents for WMH Unheated Series

Page 1: ...without notice Such revisions do not entitle the buyer to corresponding changes improvements additions or replacements for previously purchased equipment MARS AIR SYSTEMS LLC GARDENA CA USA WMH Unheat...

Page 2: ...tice Such revisions do not entitle the buyer to corresponding changes improvements additions or replacements for previously purchased equipment MARS AIR SYSTEMS LLC GARDENA CA USA Table of Contents Pa...

Page 3: ......

Page 4: ...see table above for models available CSA Certified to conform to UL 507 US and CSA 22 2 Canada Standards Indoor Outdoor Use Top and wall mounting holes provided 5 8 Cabinet has sufficient strength fo...

Page 5: ......

Page 6: ...nged door type door limit switch installation FIG 1 2 Use light gauge materials when field fabricating brackets to activate and deactivate the door limit switch s FIG 2 Figure 2 also shows the typical...

Page 7: ...6 STD SHOWN 3 Extended Wall Mounting For Tandem Mounting of air curtain over sectional style door use either wall mounting angle brackets or threaded rods 4 Top Mounting Brackets For overhead installa...

Page 8: ...s The WMI WMH Series can be configured with Flat Bank or V Bank Filter Sections as options GENERAL SAFETY INFORMATION Use this product only in the manner intended by the manufacturer If you have any q...

Page 9: ...s of the housing Note Bracket Support mounting is not generally recommended for Air Curtains equipped with steam or hot water coils Overhead installation using threaded rods with independent suspensio...

Page 10: ...blower wheels note direction arrows on the blower wheel housing Correct if needed by changing polarity of three phase power L VERY IMPORTANT Using a clamp meter measure the amperage to each motor and...

Page 11: ...all the product reverse the procedures above 8 Reconnect the power source to the product 9 If you have any questions regarding the maintenance of the product contact the manufacturer SPECIAL APPLICATI...

Page 12: ...bstruction on intake or discharge Remove obstruction or move air curtain Power leads out of polarity Switch power leads to correct polarity 3 phase models only Blower motor rotating below normal speed...

Page 13: ...ema 1 1 115 1 1 6 2 4 03 015 7124 1096 Genteq Nema 1 1 208 230 1 6 5 9 2 03 015 Nidec Nema 1 1 208 230 1 4 3 6 5 03 014 K55BWJZB 2362 US Nema 1 1 115 1 1 2 1 03 015 US Nema 1 1 208 230 1 3 2 6 3 Black...

Page 14: ...ninterrupted or error free operation of Mars product Under no circumstance is Mars liable for any of the following 1 Third party claims against you for damages or 2 Special incidental or indirect dama...

Page 15: ...CLUDES A Air curtains for pedestrian entrances B Air curtains for vehicular entrances C Air curtains for large loading dock doors 1 2 RELATED SECTIONS A Section 05 50 00 Metal Fabrications Concealed s...

Page 16: ...for Forced Circulation Air cooling and Air Heating Coils F CRN Canadian Registration Number Coil G ANSI Z223 NFPA 54 National Fuel Gas Code H NEC National Electric Code 1 4 SUBMITTALS A Submit under...

Page 17: ...on B Installer Qualifications Minimum five years documented experience installing products specified in this Section 1 6 DELIVERY STORAGE AND HANDLING A Store products in manufacturer s unopened packa...

Page 18: ...s indicated d Electrical Characteristics 208 230V AC three phase 19 0 15 8 Amp full load per motor fan e Electrical Characteristics 460V AC three phase 7 9 Amp full load per motor fan f Electrical Cha...

Page 19: ...vanes with a plus minus 40 degree sweep front to back 2 Air Velocity at Nozzle a WMH 96 2 99 Inch 2516 mm Wide Units 3732 feet min 18 9 m s two 5HP motor fan assemblies b WMH 120 2 123 Inch 3126 mm W...

Page 20: ...coils for field mounting on air intake side of the air curtain cabinet with opposite end connections 1 Output Air curtain manufacturer s standard one row coils 2 Output Air curtain manufacturer s stan...

Page 21: ...ch is used to automatically start and stop the air curtain Thermostat is included with optional motor control panel for field installation Provide motor control panel as follows 1 Thermostat Wall moun...

Page 22: ...3 1 EXAMINATION A Verify that required utilities are in correct location and are of correct capacities for specified products B Verify openings to receive air curtains are plumb level square accurate...

Page 23: ...asuring air temperature 6 inches off the floor Optimal reading is halfway between the temperature inside and outside the building 3 4 CLEANING A Clean air curtains promptly after installation in accor...

Page 24: ...ions do not entitle the buyer to corresponding changes improvements additions or replacements for previously purchased equipment MARS AIR SYSTEMS LLC GARDENA CA USA Reference Links Link Description ht...

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