Related Manuals for nVent Hoffman PROAIR CR29 Series
Summary of Contents for nVent Hoffman PROAIR CR29 Series
- Page 1 We connect and protect PROAIR Air Conditioner CR29 Model Rev. M P/N 89104461 89104461...
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Page 2: Table Of Contents
TABLE OF CONTENTS Warranty and Return Policy ..................................2 General Safety Instructions ..................................3 Receiving The Air Conditioner..................................3 Handling And Testing The Air Conditioner ..............................3 Installation Instructions ....................................4 Dimension Drawings ....................................4 Mounting Cutout Dimension ..................................5 Wire Diagrams And Schematics .................................. -
Page 3: General Safety Instructions
GENERAL SAFETY INSTRUCTIONS Observe the following general safety instructions for installation and operation of this product: • This appliance is for installation only in locations not accessible to the general public. • This appliance is not intended for use by persons, including children, with reduced physical, sensory, or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning the use of the appliance by a person responsible for their safety. -
Page 4: Installation Instructions
INSTALLATION INSTRUCTIONS 1. Inspect air conditioner and verify functionality before mounting the air conditioner, see HANDLING AND TESTING THE AIR CONDITIONER on page 3. 2. Using the cutout dimensions shown in this manual, prepare the air “IN” and air “OUT” openings, and mounting bolt hole pattern for the enclosure. -
Page 5: Mounting Cutout Dimension
AMBIENT 13.00 1/4-20 UNC (6X) AIR OUT 89045048 REV E (2X) MOUNTING CUTOUT DIMENSION 15.75 14.06 (3X) 12.50 ANDARD 1.06 ONDENSATE 1.06 AIN LOCATION 6.40 9.56 (2X) 12.00 29.50 (6X) 25.06 24.12 (2X) 1.06 AC OUTLINE (2X) 4.75 Cutout Dimensions NOTE: Mounting Gasket Adheres to Air Conditioner nVent.com/HOFFMAN... -
Page 6: Wire Diagrams And Schematics
WIRE DIAGRAMS AND SCHEMATICS WIRE DIAGRAM, LEVEL 1, 2000 BTU 50/60 HZ 89111534 REV D SCHEMATIC, LEVEL 1, 2000 BTU 7975710 REV B nVent.com/HOFFMAN... -
Page 7: Wire Diagram, 115 V, Level 1, 4000 Btu
WIRE DIAGRAM, 115 V, LEVEL 1, 4000 BTU *** NOTE *** START CAP CA INSTALLED UPS CONNECT STA TO HARNESS 8 WIRING DIAGRAM 89100701 REV.C SCHEMATIC, 115 V, LEVEL 1, 4000 BTU ADD QC TERMINALS TO START PART NO. 89100701 CAPACITOR PER SPEC NONE... -
Page 8: Wire Diagram, 230 V, Level 1, 4000 Btu
5.00 WIRE DIAGRAM, 230 V, LEVEL 1, 4000 BTU 3.50 89111007 REV D SCHEMATIC, 230 V, LEVEL 1, 4000 BTU PART NO. 89111007 SEE NOTES MATERIAL FINISH NONE TOLERANCE UNLESS NOTED PROPRIETARY AND CONFIDENTIAL THE INFORMATION CONTAINED IN THIS DRAWING IS THE SOLE PROPERTY OF PENTAIR EQUIPMENT PROTECTION. -
Page 9: Wire Diagram, Level Ii And Iii, 2000 Btu
WIRE DIAGRAM, LEVEL II AND III, 2000 BTU nVent.com/HOFFMAN... -
Page 10: Schematic, Level Ii And Iii, 2000 Btu
SCHEMATIC, LEVEL II AND III, 2000 BTU WIRE DIAGRAM, 115 V, LEVEL II AND III, 4000 BTU 89100766 REV C 89100766 REV C nVent.com/HOFFMAN... -
Page 11: Schematic, 115 V, Level Ii And Iii, 4000 Btu
SCHEMATIC, 115 V, LEVEL II AND III, 4000 BTU 4.25 WIRE DIAGRAM, 230 V, LEVEL II AND III, 4000 BTU PART NO. MATERIAL FINISH 5.00 TOLERANCE ONE PLACE ( TWO PLACE THREE PLACE ANGLES PROPRIETARY AND CONFIDENTIAL SolidW THE INFORMATION CONTAINED IN THIS DRAWING IS THE SOLE PROPERTY OF HOFFMAN ENCLOSURES. -
Page 12: Schematic, 460 V Level I, 4000 Btu
5.00 SCHEMATIC, 460 V LEVEL I, 4000 BTU 3.50 50/60 HZ WIRE DIAGRAM 89111009 REV E 5.00 SCHEMATIC, 460 V LEVEL II AND III, 4000 BTU PART NO. 89111009 MATERIAL SEE NOTES FINISH NONE UNLESS OTHERWISE SPECIFIED DIMENSIONS AND TOLERANCES IN INCH TOLERANCES: ONE PLACE DECIMAL TWO PLACE DECIMAL... -
Page 13: Components List
COMPONENTS LIST CR290216GXXX CR290226GXXX CR290246GXXX 115 Volt 230 Volt 460 Volt Part Description 50/60 Hz 50/60 Hz 50/60 Hz 3000 BTU 2700 BTU 2700 BTU Blower, Condenser 29412110SP 29412010SP 29412010SP Blower, Evaporator 29412110SP 29412110SP 29412010SP Capacitor, Compressor, Start 89111993SP 89117017SP 89117017SP Compressor 89108747SP... -
Page 14: Parts List
PARTS LIST Part Description Part No. Condenser Coil 29412010SP Filter, drier, refrigerant 52602800SP ITEM NO. PART NUMBER DESCRIPTION QTY. 10-1106-14 TSTAT LEVEL II III Compressor See Components List 10-1005-21 RELAY, PWR, COIL: 24VDC, DPNO 10-1006-94 TRANS, CNTL 120-24V,20VA Hot Gas bypass valve (CR2904xx units only) 89100261SP 086912 TBLK, 18 STATION AC 1425... -
Page 15: Technical Information
TECHNICAL INFORMATION DESIGN DATA BTU/Hr @ MOPD Full Load Max Ambient Shipping Model Voltage Phase Max Ambient Amps Cooling Amps Temperature °F/°C Weight lb/kg Temperature °F/°C CR290216GXXX 50/60 9.2/7.8 2600/3000 131/55 98/44 CR290226GXXX 50/60 3.7/3.6 2600/2700 131/55 98/44 CR290246GXXX 50/60 2.0/1.9 2600/2700 131/55... -
Page 16: Temperature Control
MAINTENANCE Performing preventative maintenance (PM) helps to keep your nVent HOFFMAN AC unit operating at the highest most efficient levels. Maintenance should be performed at least twice a year, more frequently when in challenging conditions, such as dusty, high humidity, high heat, oily or corrosive environments. -
Page 17: Condenser And Evaporator Air Movers
Cleaning Instructions: 1. Flush the filter with warm water from the exhaust side to the intake side. DO NOT USE CAUSTICS. 2. After flushing, allow filter to drain. Placing it with a corner down will assure complete drainage. 3. Recoat the filters with RP Super Filter Coat adhesive. When spraying filter do so from both sides for maximum concentration of adhesive. -
Page 18: Preventative Maintenance/Inspection
PREVENTATIVE MAINTENANCE/INSPECTION Maintenance/Inspection Recommendations Last Completed (Perform at least 2 times per year – more frequently as required by operational environment) Check Point Description Date Date Date Date Run unit through all modes of operation and record temperatures, Operational Inspection voltages, and amperes Comments: Visually inspect unit for damage, cleanliness, missing, loose, or... -
Page 19: Trouble Shooting
TROUBLE SHOOTING "Unit won't Cool" w/ Manual Possible low charge. Verify pressures, contact Replace fan. Tstat 115V/230V/460V HVAC certified Technician. Correct voltage and retest. Does the unit have Is the fan Is there correct correct supply voltage? Contact certified electrician. running? voltage to the fan? Is the internal temp... - Page 20 CR29 Compressor wont start (Unit w/ Manual Tstat) Is the enclosure is Compressor Replace Compressor Is the thermal temp 10 ⁰F above Relay/Start relay Relay / Start Relay overload closed? set point. energized? Adjust Tstat setting (turn Replace thermal Check capacitor(s) clockwise) to call for cooling.
- Page 21 Evaporator Coils Freezing (Unit w/ Manual Tstat) Possible Causes: – Electrical connections – Bad fan Is voltage to inoperable fan Is the fan running? Possible Causes: correct? – Faulty electrica connections for fan. Is the enclosure Replace seals and gaskets properly sealed on enclosure.
- Page 22 Unit Tripping Breaker (Controller or Manual Tstat) Does breaker trip Check power connections and instantaneosly? components for possible short circuit. Verify correct power supply. Is the compressor Does breaker trip when Replace Compressor shorted to ground? Compressor comes on? Check electrical Check electrical Are fuse and breaker the correct connections and...
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Page 23: F-Gas Information
For Additional technical support: • Call 763-422-2211 or • Email cooling.service@nVent.com or • Download Field Service Request (FSR) from: http://HOFFMAN.nVent.com/en-us/cooling-field-service-request F-GAS INFORMATION CR290226GXXX CR290246GXXX CR290216GXXX CR290416GXXX CR290426GXXX CR290446GXXX Refrigerant Kühlmittel R513A R513A Chłodziwo Factory Charge 340 Grams 312 Grams Füllmenge durch Hersteller 340 Gramm 312 Gramm Opłata Fabryczna... - Page 24 nVent.com/HOFFMAN...
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- Page 27 nVent.com/HOFFMAN...
- Page 28 nVent 2100 Hoffman Way Anoka, MN 55303 USA +1.763.422.2211 +1.763.576.3200 https://nVent.com/HOFFMAN Our powerful portfolio of brands: ©2024 nVent. All nVent marks and logos are owned or licensed by nVent Services GmbH or its affiliates. All other trademarks are the property of their respective owners.
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