Ultra-Aire 98H Installation & Operation Instructions Download

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TS-1126 2/20 Rev B

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Installation & Operation Instructions

ULTRA AIRE 98H / 120H

Ultra-Aire.com | 800.533.7533

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

Summary of Contents for 98H

Page 1: ...TRA AIRE 98H 120H Ultra Aire com 800 533 7533 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...

Page 2: ...Air Ventilation 10 Determine Ventilation Requirements 11 Controls 12 Air Filtration 14 MERV Rating Chart 15 Service 16 Warranty 19 TABLE OF CONTENTS Ultra Aire is committed to manufacturing quality p...

Page 3: ...HANDLING SHEET METAL IMPROPER INSTALLATION MAY CAUSE PROPERTY DAMAGE OR INJURY INSTALLATION SERVICE AND MAINTENANCE MUST BE PERFORMED BY A QUALIFIED SERVICE TECHNICIAN DEHUMIDIFIER IS HEAVY HANDLE WIT...

Page 4: ...VAC electrical outlet with a minimum of a 15 Amp circuit capacity Locate the dehumidifier in an area where field wiring the control low voltage to the unit will be possible It is recommended that a ba...

Page 5: ...let A B C A B C Air Flow Rear View Front View A B Fresh Air Ventilation Duct Fresh air ventilation is optional A 6 diameter duct is attached to the unit The 6 duct should be capped if fresh air is not...

Page 6: ...LLOW THE 24V TERMINAL TO CONTACT THE COM DMPR TERMINALS ON THE ULTRA AIRE DEHUMIDIFIER OR DAMAGE TO THE TRANSFORMER WILL RESULT Electrical Precautions Do not install the control where it may not accur...

Page 7: ...sate Condensate is automatically pumped to a remote location when the water level in the pump s reservoir rises to close the float switch The pump also contains a safety float switch The white leads f...

Page 8: ...ll Ultra Aire Dehumidifier duct connections is recommended to reduce noise and vibration transmitted to rigid ductwork in the structure Use a minimum 10 diameter round or equivalent rectangular duct f...

Page 9: ...tem with a backdraft damper If the existing system has multiple returns instead of installing a dedicated return to the Ultra Aire Dehumidifier it is possible to select one to disconnect from the exis...

Page 10: ...is used a digital control is required It may be necessary to use 8 duct work if additional fresh air is required In cold climates or at times when the dew point is low ventilation can be used to dehu...

Page 11: ...91 5 CFM Record the required CFM ____________ FRESH AIR VENTILATION Determine Ventilation Requirements The MINIMUM ventilation requirement is calculated using ASHRAE 62 2 2016 Use one or both of the...

Page 12: ...INAL FROM THE ULTRA AIRE DEHUMIDIFIER TO CONTACT THE COM TERMINAL ON THE ULTRA AIRE DEHUMIDIFIER OR DAMAGE TO THE TRANSFORMERS WILL RESULT Circuit Breaker To prevent damage to the 24 volt control tran...

Page 13: ...Power HVAC Accessory Connect the accessory to the DMPR OR COM and 24V terminals Between the COM lead and the 24V TERMINAL is a 40VA transformer This low voltage power source powers the relay coils wh...

Page 14: ...Step 2 Remove the filter by gently pulling it straight out of the unit Insert new filter by gently pushing it straight into the unit Make sure the AIR FLOW arrow on the filter is pointing into the un...

Page 15: ...lofted or paper media 12 70 75 95 1 0 3 0 pm Particle Size Superior Residential Bag Filter Nonsupported Legionella microfine fiberglass or 11 60 65 95 Humidifier Dust Better Commercial Buildings synt...

Page 16: ...uld run Disconnect the terminals 8 Connect the 24V and DEHU terminals together fan and compressor should run Disconnect the terminals 9 If this test works then the field control wiring is ok 10 If the...

Page 17: ...r below and or in area of low relative humidity the dehumidifier will produce little to no water 7 Collecting the water removed in a 24 hour period will give a measurement of performance WARNING WARNI...

Page 18: ...te for the correct charge weight and refrigerant type Refrigerant Charging SERVICE Symptom Possible Reason Troubleshooting Procedure CAUTION CAUTION TROUBLESHOOTING SHOULD BE PERFORMED BY A QUALIFIED...

Page 19: ...y costs related to changes to a Product or Component that may be required by any codes laws or regulations that may become effective after initial purchase of the Product by Customer Customer Responsi...

Page 20: ...800 533 7533 www Ultra Aire com...

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