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Summary of Contents for Nibe IEC HTY
- Page 1 SerieS Fan Powered Terminal UniT INSTALLATION, OPERATION & MAINTENANCE MANUAL Part#: I100-90045539 | IOM-070 | Published: June 17, 2024 Models: HTY CFM Range: 600-2,000...
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Page 2: Table Of Contents
SerieS Fan Powered Terminal UniTS – iom-070 model: Table of Contents Model Nomenclature Section 4 – Normal Operation & Periodic Maintenance Attentions, Warnings & Cautions General Section 1 – Installation Motor/Blower Assembly Preface Coil Unpacking and Inspection Optional Electric Heater Assembly Prepare Jobsite and Units Electrical Wiring and Controls Handling and Installation... -
Page 3: Model Nomenclature
SerieS Fan Powered Terminal UniTS – iom-070 model: Model Nomenclature UNIT | VINTAGE CONTROLS System / Thermostat = Series Fan Powered Terminal Unit Manual Fan Operation = None SIZE Function Control 06 = 600 CFM 14 = 1400 CFM G = 40 amp appropriate fuse 08 = 800 CFM 16 = 1600 CFM H = 40 amp disconnect... -
Page 4: Attentions, Warnings & Cautions
SerieS Fan Powered Terminal UniTS – iom-070 model: Attentions, Warnings & Cautions WARNING CAUTION Never pressurize any equipment beyond specified test pressures listed Disconnect all power prior to any installation or service (unit may use on the unit rating plate. Always pressure test with an inert fluid or gas more than one power source;... -
Page 5: Section 1 - Installation
SerieS Fan Powered Terminal UniTS – iom-070 model: Section 1 – Installation PREFACE UNPACKING AND INSPECTION International Environmental Corporation fan coil All units are carefully inspected at the factory units represent a prudent investment offering throughout the manufacturing process under a strict trouble-free operation and long service with proper quality assurance program. -
Page 6: Prepare Jobsite And Units
SerieS Fan Powered Terminal UniTS – iom-070 model: Section 1 – Installation PREPARE JOBSITE AND UNITS HANDLING AND INSTALLATION To save time and to reduce the possibility of costly While all equipment is designed and fabricated errors, set up a complete sample installation in a with sturdy materials and may present a rugged typical room at the jobsite. -
Page 7: Unit Clearance And Service Access
SerieS Fan Powered Terminal UniTS – iom-070 model: Section 1 – Installation UNIT CLEARANCE AND SERVICE ACCESS For specific unit dimensions, refer to the product technical catalog for your model. Provide adequate clearance for the removal of the panel, access to controls, or replacement of internal serviceable components including air filters. -
Page 8: Mounting Type
SerieS Fan Powered Terminal UniTS – iom-070 model: Section 1 – Installation MOUNTING TYPE All accessory valve packages should be installed as required, and all service valves should be The Series Fan Powered Terminal ships with checked for proper operation. pre-installed strut channels. -
Page 9: Electrical Connections
SerieS Fan Powered Terminal UniTS – iom-070 model: Section 1 – Installation ELECTRICAL CONNECTIONS Field supplied or factory supplied valve packages will need to be insulated in the field by the The electrical service to the unit should be installing contractor. Factory supplied valve compared to the unit nameplate to verify packages are shipped loose for field installation. -
Page 10: Ductwork Connections
SerieS Fan Powered Terminal UniTS – iom-070 model: Section 1 – Installation DUCTWORK CONNECTIONS Units with optional factory-furnished and installed aquastats may be shipped with the aquastats All ductwork and/or supply and return grilles should mounted on a coil stub-out. Remove the aquastat be installed in accordance with the project plans before installation of a valve package. -
Page 11: Final Preparations
SerieS Fan Powered Terminal UniTS – iom-070 model: Section 1 – Installation FINAL PREPARATIONS Turn off power to the unit (open unit electrical 5. Rotate fan wheel by hand to be sure it is free disconnect) and install lockout tags on all power and does not rub housing. -
Page 12: Section 2 - Startup
SerieS Fan Powered Terminal UniTS – iom-070 model: Section 2 – Startup GENERAL STARTUP COOLING/HEATING SYSTEM Before beginning any startup operation, the startup Prior to the water system start-up and balancing, the personnel should familiarize themselves with the chilled/hot water systems should be flushed to clean unit, options and accessories, and control sequence out dirt and debris which may have collected in the to understand the proper system operation. -
Page 13: Air System Balancing
SerieS Fan Powered Terminal UniTS – iom-070 model: Section 2 – Startup AIR SYSTEM BALANCING Water Containing Required Concentration Sulphate Less than 200 ppm All ductwork must be complete and connected. All 7.0 – 8.5 grilles, filters, and access doors and panels must be Chlorides Less than 200 ppm properly installed to establish actual system operating... -
Page 14: Section 3 - Controls Operation
SerieS Fan Powered Terminal UniTS – iom-070 model: Section 3 – Controls Operation BOARD COMPONENTS AND SPECIFICATIONS number between 1 and 99. Long flashes represent the tens digit, and short flashes represent the units Before proper control operation can be verified, digit. -
Page 15: Normal Operation & Periodic Maintenance
SerieS Fan Powered Terminal UniTS – iom-070 Section 4 model: – Normal Operation & Periodic Maintenance GENERAL COIL Each unit on a job will have its own unique operating Coils may be cleaned by removing the side or environment and conditions which may dictate a bottom panels and brushing the entering air face maintenance schedule for that unit that is different between fins with a stiff brush. -
Page 16: Electrical Wiring And Controls
SerieS Fan Powered Terminal UniTS – iom-070 Section 4 – model: Normal Operation & Periodic Maintenance ELECTRICAL WIRING AND CONTROLS FILTERS The electrical operation of each unit is determined The time interval between each replacement should by the components and wiring of the unit. This may be established based on regular inspection of the vary from unit to unit. -
Page 17: Drain
SerieS Fan Powered Terminal UniTS – iom-070 Section 4 model: – Normal Operation & Periodic Maintenance DRAIN REPLACEMENT PARTS The drain should be checked before initial start-up, Factory replacement parts should be used wherever and at the beginning of each cooling season to possible to maintain unit performance, it’s normal assure that the drain, drain trap, and line are clear. -
Page 18: Equipment Startup Checklist
SerieS Fan Powered Terminal UniTS – iom-070 model: Equipment Startup Checklist RECEIVING AND INSPECTION DUCTWORK CONNECTIONS Unit received undamaged Install ductwork, fittings and grilles, as required † † Unit received complete as ordered Flexible duct connections at unit † † “Furnish only”... -
Page 19: Sensocon Airflow Measurement Probe
SerieS Fan Powered Terminal UniTS – iom-070 Appendix A model: Airflow Measurement Probe SENSOCON AIRFLOW MEASUREMENT PROBE The airflow measurement probe provides accurate pressure differential readings for air velocities The airflow measurement probe shall be installed a between 300 and 5000 fpm. CFM ranges vary by linear distance equal to primary air duct diameter duct size as shown in the table below. -
Page 20: Suggested Minimum Distances
SerieS Fan Powered Terminal UniTS – iom-070 Appendix A model: Suggested Minimum Distances Table A-1. Suggested Minimum Distances from Up and Downstream Disturbances 1, 2, 3 Relationship to Fan → Positive Pressure Side of Fan Negative Pressure Side of Fan Disturbance Location Upstream Downstream... - Page 21 SerieS Fan Powered Terminal UniTS – iom-070 Appendix A model: Suggested Minimum Distances Table Continued from Previous Page Relationship to Fan → Positive Pressure Side of Fan Negative Pressure Side of Fan Disturbance Location Upstream Downstream Upstream Downstream Relative to AMD → Choose greater of Xmin or Xcalc, where D = Figure...
- Page 22 SerieS Fan Powered Terminal UniTS – iom-070 Appendix A model: Suggested Minimum Distances Table Continued from Previous Page Relationship to Fan → Positive Pressure Side of Fan Negative Pressure Side of Fan Disturbance Location Upstream Downstream Upstream Downstream Relative to AMD → Choose greater of Xmin or Xcalc, where D = Figure...
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Page 23: Placement Figures
SerieS Fan Powered Terminal UniTS – iom-070 Appendix A model: Placement Figures Table A-2. Placement Figures – Ducts and Plenums Fig. ID: A-X-01 Fig. ID: A-Y-01 Fig. ID: A-X-02 Fig. ID: A-Y-02 Probe(s) Probe(s) Airflow Airflow Probe(s) Probe(s) Airflow Airflow Filter (Pleated) Filter (Pleated) Filter (Roll) - Page 24 SerieS Fan Powered Terminal UniTS – iom-070 Appendix A model: Placement Figures Table Continued from Previous Page Fig. ID: F-X-01 Fig. ID: F-Y-01 Fig. ID: F-X-02 Fig. ID: F-Y-02 Probe(s) Probe(s) Airflow Airflow Probe(s) Airflow Probe(s) Airflow Centrifugal Fan Centrifugal Fan Vane Axial Fan Vane Axial Fan Fig.
- Page 25 SerieS Fan Powered Terminal UniTS – iom-070 Appendix A model: Placement Figures Table Continued from Previous Page Fig. ID: T-X-04 Fig. ID: T-Y-04 Fig. ID: T-X-05 Fig. ID: T-Y-05 Probe(s) Probe(s) Probe(s) Probe(s) Airflow Airflow Airflow Airflow T Main Duct (turning vanes) T Main Duct (turning vanes) T Branch Duct (no turning vanes) T Branch Duct (no turning vanes)
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Page 26: Terms And Conditions
SerieS Fan Powered Terminal UniTS – iom-070 model: Terms and Conditions IEC TERMS AND CONDITIONS Orders shall not be binding upon International Environmental Corporation, an Limitation of Remedies Oklahoma corporation (hereinafter referred to as “IEC”) unless accepted by an In the event of a breach of the Limited Express Warranty, IEC will only be obligated authorized representative of IEC at its offi... - Page 27 SerieS Fan Powered Terminal UniTS – iom-070 model: Notes w w w. i e c - o k c . c o m P a r t # : i 1 0 0 - 9 0 0 4 5 5 3 9 | i o m - 0 7 0 | P u b l i s h e d : J u n e 1 7, 2 0 2 4 PA G E : 2 7...
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Page 28: Revision History
SerieS Fan Powered Terminal UniTS – iom-070 model: Revision History Date Section Description 05/24/2024 Created Document Template Update 06/17/2024 Sound Data Update Visual Design 5000 w. i-40 Service rd. | oklahoma City, oK 73128 *I100-90045539* Phone: 405.605.5000 | Fax: 405.605.5001 www.iec-okc.com It is the responsibility of the end user to properly characterize and dispose of all waste materials according to applicable regulatory and legal entities.
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