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40UV,UH Floor and Ceiling Mounted Unit Ventilators Installation, Start-Up and Service Instructions Part No. 5H1060560000 CONTENTS Page SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . 1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 PRE-INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Unpack and Inspect Units . . . . . . . . . . . . . . . . . . . . . 4 Protect Units from Damage . . . . . . . . . . . . . . . . . . . . 5 Prepare Jobsite for Unit Installation . . . . . . . . . . . . . 5 Identify and Prepare Units . . . . . . . . . . . . . . . . . . . . . 5 Drainage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Step 1 — Place Units in Position . . . . . . . . . . . . . . . . 7 • FLOOR MOUNTED UNITS • CEILING MOUNTED UNITS Step 2 — Make Piping Connections . . . . . . . . . . . . 12 • CHILLED/HOT WATER COILS (NO PIPING PACKAGE) • CHILLED/HOT WATER COILS (PIPING PACKAGE) • DIRECT EXPANSION (DX) COILS (NO PIPING PACKAGE) • DIRECT EXPANSION (DX) COILS (PIPING PACKAGE) • STEAM COILS (NO PIPING PACKAGE) • STEAM COILS (PIPING PACKAGE) Piping Insulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 • STANDARD UNITS Step 3 — Make Electrical Connections . . . . . . . . . . 18 • WIRING • TERMINAL STRIP CONNECTIONS PRE-START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Pre-start Checks . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 • DX COOLING MODELS ONLY: • ALL MODELS: • DX COOLING MODELS ONLY: OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Freeze Stat (Optional) . . . . . . . . . . . . . . . . . . . . . . . . 21 Outside Air and Return Air Dampers (Optional) . . 21 CONTROLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Chilled Water with Valve Control . . . . . . . . . . . . . . . 21 Chilled Water with Face and Bypass Control . . . . . 21 Direct Expansion (DX) Cooling Control . . . . . . . . . 21 Hot Water or Steam with Valve Control . . . . . . . . . 21 Hot Water with Face and Bypass Control . . . . . . . . 21 Hot Water and Chilled Water (2-Pipe) with Valve Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Hot Water and Chilled Water (2-Pipe) with Face and Bypass Control . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 2-Position Control Valves . . . . . . . . . . . . . . . . . . . . .21 Condensate Pump (Optional) . . . . . . . . . . . . . . . . . .21 Condensate Pan Float Switch (Optional) . . . . . . . .21 SERVICE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22 Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22 Maintenance Schedule . . . . . . . . . . . . . . . . . . . . . . .24 REPLACEMENT PARTS . . . . . . . . . . . . . . . . . . . . . .27 UNIT START-UP CHECKLIST. . . . . . . . . . . . . . . . . CL-1 SAFETY CONSIDERATIONS The installation and maintenance instructions in this manual must be followed to provide safe, efficient, and trouble-free operation. In addition, particular care must be exercised regarding the special precautions listed below. Failure to properly address these critical areas could result in property damage or loss, personal injury, or death. These instructions are subject to any more restrictive local or national codes. HAZARD INTENSITY LEVELS DANGER: Indicates an imminently hazardous situation which, if not avoided, WILL result in death or serious injury. WARNING: Indicates a potentially hazardous situation which, if not avoided, COULD result in death or serious injury. CAUTION: Indicates a potentially hazardous situation which, if not avoided, MAY result in minor or moderate injury. IMPORTANT: Indicates a situation which, if not avoided, MAY result in a potential safety concern. PRÉCAUTIONS PARTICULIÈRES Les instructions d'installation et d'entretien de ce manuel doivent être suivies pour assurer un fonctionnement sûr, efficace et sans problème. De plus, une attention particulière doit être portée aux précautions particulières énumérées ci-dessous. Le fait de ne pas traiter correctement ces zones critiques pourrait entraîner des dommages matériels ou des pertes, des blessures corporelles, voire la mort. Ces instructions sont soumises à des codes locaux ou nationaux plus restrictifs. HIÉRARCHIE DES NIVEAUX DE RISQUES DANGER: Indique un danger imminent qui, s'il n'est pas évité, entraînera INÉVITABLEMENT des blessures graves, voire mortelles. AVERTISSEMENT: Indique un danger potentiel qui, s'il n'est pas évité, RISQUE d'entraîner des blessures graves, voire mortelles. ATTENTION: Indique un danger potentiel qui, s'il n'est pas évité, PEUT entraîner des blessures mineures ou modérées. IMPORTANT: Indique une situation qui, si elle se matérialise, PEUT entraîner des risques pour la sécurité des personnes. Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. Catalog No. 04-53400088-01 Prin
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IMPORTANT: The use of this manual is specifically intended for a qualified installation and service agency. A qualified installation and service agency must perform all installation and service of these appliances. Units with DX evaporator coils contain the refrigerant R-410A. Review the R-410A Material Safety Data Sheet (MSDS) for hazards and first aid measures. Refrigerant charging should only be carried out by an EPA-certified air conditioning contractor. AVERTISSEMENT Une installation, un réglage, une altération, une réparation ou une maintenance impropre risque de causer des dommages,...
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