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National Comfort Products

®

 

A Division of National Refrigeration & Air Conditioning Products, Inc.

 

539 Dunksferry Road 

|

 Bensalem, PA 19020 

|

 (215) 244-1400 

|

 1-800-523-7138 

|

 Fax: (215) 639-1674

HEATING & A/C EQUIPMENT

NATIONAL

COMFORT

PRODUCTS

®

Thru-the-Wall Condensing Units

This unit should  

be installed in an 

OUTSIDE WALL FOR

THRU-THE-WALL 

INSTALLATION ONLY!

Please read the entire installation guide before starting the installation.

Split-System

Condensing Units

Installation  

Guide

All Units Department of Energy Listed

NCPE

 

Series:

 

1000

 

3000

  

4000
5000

Summary of Contents for 1000 SERIES

Page 1: ...639 1674 HEATING A C EQUIPMENT NATIONAL COMFORT PRODUCTS Thru the Wall Condensing Units This unit should be installed in an OUTSIDE WALL FOR THRU THE WALL INSTALLATION ONLY Please read the entire inst...

Page 2: ...gh Voltage and Power Supply Page 10 Start Up Sequence of Operations Page 11 Refrigerant Charging Page 12 Maintenance Checkout Procedure Page 13 Important Before Removing a Warranty Compressor Page 14...

Page 3: ...ntly grounded Failure to do so can cause electrical shock resulting in severe personal injury or death WARNING These instructions are intended as an aid to qualified licensed service personnel for pro...

Page 4: ...instructions do not cover all variations in systems or provide for every possible contingency to be met in connection with the installation Should further information be desired or should particular...

Page 5: ...of these decorative grilles The less resistive these grilles are to air flow the better the units performance will be Outdoor louvers provided by others must be approved by NCP to maintain unit perfor...

Page 6: ...Liquid Line Pressure Drop 50 PSI Subtract 43 PSI for each foot of Liquid Lift if any Do Not Exceed this value when selecting Liquid Line Field Installation Install the units per the manufacturer s re...

Page 7: ...the condensing unit should not block access to major components Refrigerant lines should not be in direct contact with the floor or ceiling joists Use insulated or suspension type hangers When refrig...

Page 8: ...l equivalent length of refrigerant lines exceeds 50 ft Leak Checking Leak checking of refrigerant line braze joints and evaporator unit using dry nitrogen 1 Install service port cap of the vapor line...

Page 9: ...aporator coil The vacuum pump can now be disconnected Electrical Connections NOTE Make certain that the volts hertz and phase correspond to that specified on the unit rating plate and that the service...

Page 10: ...equipment nameplate OR Make certain that the volts hertz and phase correspond to that specified on the unit rating plate and that the service provided by the utility is sufficient to handle the additi...

Page 11: ...ubcooling in cooling mode is the only recommended method of charging above 55 F ambient outdoor temperature For best results the indoor temperature should be kept between 70 F to 80 F Note It is impor...

Page 12: ...lar CAUTION Low Suction Pressure Operation Compressor Damage Do not operate with a restricted suction Do not operate with the low pressure cut out bridged Do not operate compressor without enough syst...

Page 13: ...age Check exposed surfaces for corrosion Replace or paint part as required This maintenance is critical to prevent stains and damage to exterior surface of building 5 Inspect refrigerant piping for le...

Page 14: ...HM Reading between Terminals C R __________ 5 Compressor Winding OHM Reading between Terminals R S __________ 6 Compressor Winding OHM Reading between Terminals C Ground __________ 7 Compressor Windin...

Page 15: ...Installation Guide for NCPE Split System Condensing Units 15...

Page 16: ...Installation Guide for NCPE Split System Condensing Units 16...

Page 17: ...Installation Guide for NCPE Split System Condensing Units 17...

Page 18: ...10 15 3 25 208 230 60 1 10 17 75 30 Volts Hertz Phase Min AWG Wire Min Cir Ampacity Max Fuse COMPRESSOR 9 0 56 3 10 9 62 9 12 8 67 8 RLA Amps LRA Amps FAN MOTOR 0 25 1500 1 4 0 25 1500 1 4 0 25 1500...

Page 19: ...12 13 20 208 230 60 1 10 15 3 25 208 230 60 1 10 18 56 30 Volts Hertz Phase Min AWG Wire Min Cir Ampacity Max Fuse COMPRESSOR 9 0 56 3 10 9 62 9 13 5 72 5 RLA Amps LRA Amps FAN MOTOR 0 25 1500 1 4 0...

Page 20: ...NOMINAL CAPACITY B HR 18 000 23 000 27 200 ELECTRICAL 208 230 60 1 12 13 20 208 230 60 1 10 15 3 25 208 230 60 1 10 17 75 30 Volts Hertz Phase Min AWG Wire Min Cir Ampacity Max Fuse COMPRESSOR 9 0 56...

Page 21: ...00 28 400 ELECTRICAL 208 230 60 1 12 13 47 20 208 230 60 1 12 15 13 20 208 230 60 1 10 19 08 30 Volts Hertz Phase Min AWG Wire Min Cir Ampacity Max Fuse COMPRESSOR 9 0 56 3 10 3 61 6 13 50 72 5 RLA Am...

Page 22: ...ondenser Coil 14208361 14208360 14208360 9 Motor 0 25 HP 1500 RPM 14270049 14270049 14270049 10 14 Prop Fan 14214033 14214033 14214033 11 Motor Mount 14270102 14270102 14270102 12 Access Panel 1000 14...

Page 23: ...denser Coil 14208356 14208357 14208357 9 Motor 0 25 HP 1500 RPM 14270049 14270049 14270049 10 14 Prop Fan 14214033 14214033 14214033 11 Motor Mount 14270102 14270102 14270102 12 Access Panel 3000 1425...

Page 24: ...High Pressure Switch 14265027 14265027 14265027 5 Compressor 14210241 14210242 14210243 6 Liquid Service Valve 14258603A 14258603A 14258603A 7 Vapor Service Valve 14258606A 14258606A 14258606A 8 Conde...

Page 25: ...8603A 14258603A 14258603A 7 Vapor Service Valve 14258612 14258612 14258612 8 Condenser Coil 14208372 14208371 14208371 9 Motor 14270056 14270056 14270056 10 Prop Fan 14214038 14214038 14214038 11 Moto...

Page 26: ...As an option we offer an Insulated Sound Cover for installation over the inside cover of the unit Sound Without Indoor Cover 70 4 dba Standard AHRI 350 2008 Sound With Indoor Cover 68 3 dba Standard...

Page 27: ...tional Comfort in specifications drawings or otherwise and whether or not National Comfort s goods are specifically designed and or manufactured by National Comfort for Customer s use or purpose 4 LIM...

Page 28: ...ort after one year from the date of installation or after 20 months from the date of manufacture of the compressor as determined by the compressor serial number whichever occurs first but before the e...

Page 29: ...essure with service door reattached ENGINEERING SPECIFICATION GUIDE 4 Technical Data Limitations All installations should factor a proper building heat gain along with appropriate duct sizing and elec...

Page 30: ..._______________________ ________________________________________________________________________ ________________________________________________________________________ ______________________________...

Page 31: ...______________________ ________________________________________________________________________ ________________________________________________________________________ _______________________________...

Page 32: ...Comfort Products 539 Dunksferry Road Bensalem PA 19020 5908 800 523 7138 Fax 215 639 1674 HEATING A C EQUIPMENT NATIONAL COMFORT PRODUCTS Manual NCPE Condensing Unit Installation Instructions 14299118...

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