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SPECIALIZED

HEALTHY

AIR SOLUTIONS

WWW.SEMCOHVAC.COM

ASCENDANT IOM  /  2021.09.12

Ascendant Owner’s Manual - FlaktGr

oup Semco 2021-12

To learn more about FläktGroup 
SEMCO offerings and to contact your 
nearest representative please visit 

www.semcohvac.com

© Copyright 2021 SEMCO LLC. All Rights Reserved. SEMCO embraces a policy of continuous development and improvement, the right is reserved to supply products which may differ from those illus-

trated and described in this publication. Specifications are subject to change without further notice. Any FläktGroup SEMCO purchase is subject to FläktGroup SEMCO standard terms and conditions. 

Certified dimensions will be supplied upon request on receipt of order. SEMCO is a registered Trademark of SEMCO LLC. Other trademarks and logos in this publication may be property of SEMCO, LLC, 

its subsidiaries or any of its related companies and/or other organizations or individuals. 

FläktGroup SEMCO delivers smart, energy-efficient, air-quality solutions to 

support every building application. We offer our customers innovative 

technologies, high-quality products and outstanding performance 

supported by more than fifty years of accumulated industry experience. 

The broadest offering on the market and a strong market presence in 65 

countries worldwide guarantees that we are always by your side, ready 

to deliver: Excellence in Solutions.

FläktGroup SEMCO

Corporate Headquarters

1800 East Pointe Drive 

Columbia, Missouri 65201  USA
573.443.1481
[email protected]

Summary of Contents for SEMCO Ascendant

Page 1: ...OWNER S MANUAL SPECIALIZED HEALTHY AIR SOLUTIONS...

Page 2: ...cant hybrid system Performance is optimized to deliver and control low dew point air while minimizing energy input The system is configurable as a dedicated outdoor air system DOAS or a recirculated a...

Page 3: ...isture in the air is adsorbed by the desiccant producing dry air A modulating damper allows a portion of the supply air to bypass the wheel The adsorbed moisture is desorbed by heated air regenerating...

Page 4: ...tions of your lifting equipment see LIFTING on PAGE 3 3 Adjoining ends of modules are covered with plywood and or plastic sheets during transport This must be removed prior to hoisting the modules in...

Page 5: ...pop rivet to close seal end of panel Crimp roof lips after installation Install butt strap over joint caulk and screw in place butt strap not shown First Foam Panel 16 Apply caulk at high and low poi...

Page 6: ...the following sections of this manual before proceeding 9 SPECIALIZED HEALTHY AIR SOLUTIONS OWNER S MANUAL ASCENDANT MOUNTING DETAILS CURB SUPPORT SELF FLASHING UNIT BASE SHOWING CURB SUPPORT REQUIREM...

Page 7: ...s should be torqued to 50 ft lbs The bearing set screws should be torqued to 15 ft lbs 4 The bearing set screws should be checked periodically for tightness A bearing set screw is located on each side...

Page 8: ...The PRE FILTER CAPACITY AND RESISTANCE TABLE FIGURE 26 and FINAL FILTER CAPACITY AND RESISTANCE TABLE FIGURE 27 provide data for most pre filters and final filters used in Fl ktGroup SEMCO systems Fo...

Page 9: ...ms equipped with pre filter and final filter banks it is recommended that pre filter banks be changed twice as often as final filters For air filter replacement a rigid cell type filter that matches t...

Page 10: ...f drive rated current kVA dependent 0 57 208 230 0 29 460 E2 03 Motor No Load Current 0 to E2 01 kVA dependent 0 23 208 230 11 460 Nameplate amps 40 Consult SEMCO PROGRAMMING PARAMETERS Fl ktGroup SEM...

Page 11: ...abilities which can be useful for troubleshooting or for emergency operation For automatic operation all output switches on the controller should be to the left Manuals for the inverters and any gas f...

Page 12: ...shaft immediately Fan operating in stall or unstable flow Make sure system is operating at design static pressure and design flow rates Noise motors Supply voltage is high or inconsistent Check suppl...

Page 13: ...g weather resistant materials Equipment contained within the enclosure requires regular maintenance to keep the system operating smoothly You will find maintenance instructions for every component in...

Page 14: ...and shafts for dirt and other foreign matter that would impede normal movement and prevent blades and seals from seating properly Clean as necessary Inspect seals every three months to be sure that no...

Page 15: ...s will be supplied upon request on receipt of order SEMCO is a registered Trademark of SEMCO LLC Other trademarks and logos in this publication may be property of SEMCO LLC its subsidiaries or any of...

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