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ULTRA AIRE 98H / 120H
Installation & Operation Instructions
The Ultra Aire 98H and 120H are ventilating
dehumidifiers that integrate into the heating and
cooling system to provide the ultimate in comfort,
health and property protection through:
+ Dehumidification
+ Fresh Air Ventilation (Optional)
+ Air Filtration
Ultra-Aire.com | 800.533.7533
Serial Number
Install Date
Sold By
TS-1126 2/20 Rev B
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Summary of Contents for Ultra-Aire 98H
- Page 1 ULTRA AIRE 98H / 120H Installation & Operation Instructions The Ultra Aire 98H and 120H are ventilating Serial Number dehumidifiers that integrate into the heating and Install Date cooling system to provide the ultimate in comfort, Sold By health and property protection through:...
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Page 2: Table Of Contents
MERV Rating Chart ................15 Service ..................16 Warranty ..................19 Ultra Aire is committed to manufacturing quality products. To maintain our standards, product specifications may change without notice. 4201 Lien Road, Madison, WI 53704 (800) 533-7533 www.Thermastor.com | www.Ultra-Aire.com © 2019 Therma-Stor LLC... -
Page 3: Safety Instructions
OR KNOWLEDGE, UNLESS THEY HAVE BEEN GIVEN SUPERVISION OR INSTRUCTION CONCERNING THE USE OF THE APPLIANCE BY A PERSON RESPONSIBLE FOR THEIR SAFETY. CHILDREN SHOULD BE SUPERVISED TO ENSURE THAT THEY DO NOT PLAY WITH THE APPLIANCE. Ultra-Aire.com | (800) 533-7533 Ultra Aire 98H / 120H Installation Instructions... -
Page 4: Dehumidifier Set Up
Remove the tie wrap by cutting the tie wrap and pulling from the unit as shown. After removing tie wrap, insert plastic plugs provided into the holes. Ultra Aire 98H / 120H Installation Instructions Ultra-Aire.com | (800) 533-7533... -
Page 5: Attaching Duct Collars
10" Supply Air Outlet 10" Supply Air Outlet 10" Supply Air Outlet Front View Front View Rear View Rear View Front View Front View Rear View Rear View Top View Top View Ultra-Aire.com | (800) 533-7533 Ultra Aire 98H / 120H Installation Instructions... -
Page 6: Electrical Requirements
• Be sure to consult the electrical schematic in the CONTROLS Section (page 12) of this manual or inside the access panel of the Ultra Aire Dehumidifier before making control connections. Ultra Aire 98H Wiring Diagram Ultra Aire 120H Wiring Diagram Ultra Aire 98H / 120H Installation Instructions Ultra-Aire.com | (800) 533-7533... -
Page 7: Drain Installation
Note: An optional condensate pump kit can be purchased through your dealer or online. Drain Installation Drain Side View Port Secondary Drain Pan Drain Drain Port Trap Secondary Drain Pan Drain Trap Ultra-Aire.com | (800) 533-7533 Ultra Aire 98H / 120H Installation Instructions Drain Port... -
Page 8: Ducting To Hvac Systems
Proper air distribution is important to ensure even humidity control and heat distribution throughout the structure. • DO NOT locate the return in a bathroom or a kitchen. Ultra Aire 98H / 120H Installation Instructions Ultra-Aire.com | (800) 533-7533... -
Page 9: Recommended Hvac System Installation
• DO NOT locate return in a bathroom or kitchen. • Control should be located remotely from the dehumidifier and placed in a central location. Please visit our website at www.ultra-aire.com/install-options/ for more installation options. Dedicated Ultra Aire Return to HVAC Supply... -
Page 10: Fresh Air Ventilation
10" Return Air Inlet 59°F, 51%RH 59°F 59°F 59°F Indoor Air 51%RH 51%RH 51%RH 10" Supply Air Outlet 70°F, 50%RH Note: Temperature and relative humidity may vary depending on duct distribution scheme. Ultra Aire 98H / 120H Installation Instructions Ultra-Aire.com | (800) 533-7533... -
Page 11: Determine Ventilation Requirements
< 500 501 - 1000 1001 - 1500 1501 - 2000 2001 - 2500 2501 - 3000 3001 - 3500 Table 4.1 from ASHRAE 62.2-2016 Record the required CFM ____________ Ultra-Aire.com | (800) 533-7533 Ultra Aire 98H / 120H Installation Instructions... -
Page 12: Controls
Ultra Aire Dehumidifier before making any control connections. The reset button for the circuit breaker can be found on the back of the unit. Circuit Breaker Reset Button Ultra Aire 98H / 120H Installation Instructions Ultra-Aire.com | (800) 533-7533... - Page 13 Ultra Aire Dehumidifier before making control connections. A low voltage control must be used with the Ultra Aire Dehumidifier. Ultra Aire 98H Terminal Block Control Operation: 24VAC Power Transformer Neutral Side Fan Control...
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Page 14: Air Filtration
Front View View Top View Filter Filter Door Step 3: Insert filter door into tabs and swing door closed to Tabs lock the latch into place. Side View Side View Ultra Aire 98H / 120H Installation Instructions Ultra-Aire.com | (800) 533-7533... -
Page 15: Merv Rating Chart
<20% 65-70% Spray Paint Dust Electrostatic - Self charging woven panel filter. Textile Fibers Window A/C Units <20% <65% Carpet Fibers Table Data Source: United States Environmental Protection Agency Ultra-Aire.com | (800) 533-7533 Ultra Aire 98H / 120H Installation Instructions... -
Page 16: Service
9. If this test works, then the field control wiring 5. Dirty air filter(s) or air is ok. flow restricted. 10. If the problem persists, then the control is 6. Defective fan or relay. most likely faulty. Ultra Aire 98H / 120H Installation Instructions Ultra-Aire.com | (800) 533-7533... - Page 17 7. Collecting the water removed in a 24 hour period 8. Defective compressor. will give a measurement of performance. 9. Restrictive ducting. Ultra-Aire.com | (800) 533-7533 Ultra Aire 98H / 120H Installation Instructions...
- Page 18 If any of the old charge is left in the system, it must be recovered before weighing in the new charge. Refer to the unit nameplate for the correct charge weight and refrigerant type. Ultra Aire 98H / 120H Installation Instructions Ultra-Aire.com | (800) 533-7533...
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Page 19: Warranty
Limited Warranty. Any delay or failure by Therma-Stor to exercise any right or remedy will not constitute a waiver of Therma- Stor to thereafter enforce such rights. Ultra-Aire.com | (800) 533-7533 Ultra Aire 98H / 120H Installation Instructions... - Page 20 (800) 533-7533 www.Ultra-Aire.com...
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