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Thru-the-Wall Comfort for all types of Multi-Family Construction
Installation Guide
Thru the Wall
Condensing Unit
This unit should be installed in an
Outside Wall For
Thru-The-Wall
Installation Only!
Read Installation Manual
Prior To Starting The Installation.
Please fill in the following information and file it for
future reference.
MODEL NO.______________________________
SERIAL NO.______________________________
INSTALL DATE ___________________________
This manual must be left with the homeowner for future reference.
All Units Department of Energy Listed
* Please consult the DOE Compliance Certification Database (https://tinyurl.com/NCPCondensers)
for a list of rated combinations of indoor and outdoor units.
National Comfort Products
NATIONAL
®
A Division of National Refrigeration and Air Conditioning Products, Inc.
COMFORT
539 Dunksferry Road • Bensalem, PA 19020-5908
PRODUCTS
(800) 523-7138
www.nationalcomfortproducts.com
HEATING & A/C EQUIPMENT
NATIONAL
COMFORT
PRODUCTS
HEATING & A/C EQUIPMENT
NCP
Series:
1000
3000
4000
5000
Go Thru-the-Wall
®
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Table of Contents
Related Manuals for NCP 1000 Series
Summary of Contents for NCP 1000 Series
- Page 1 NATIONAL ® COMFORT PRODUCTS HEATING & A/C EQUIPMENT Thru-the-Wall Comfort for all types of Multi-Family Construction Installation Guide Thru the Wall Condensing Unit This unit should be installed in an Outside Wall For Thru-The-Wall Installation Only! Read Installation Manual Prior To Starting The Installation. Please fill in the following information and file it for Series: future reference.
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Page 3: Table Of Contents
Specifications, Dimensional Drawings .......................... 18-19 Matched systems with Cased Coils ..........................20 Matched systems with Air Handlers ..........................20 Replacement Parts - NCP 1000 Series .......................... 21 Replacement Parts - NCP 3000 Series .......................... 22 Replacement Parts - NCP 4000 Series .......................... 23 Replacement Parts - NCP 5000 Series .......................... -
Page 4: Nomenclature
Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 Split System Condensing Unit Nomenclature 1000 NCP = Condensing Unit Refrigerant Capacity Series Generation Option Factory Use 4 = R410A 18 = 1.5 Ton 1000 A = Standard 24 = 2 Ton... -
Page 5: Safety Warning
Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 Safety Warnings! WARNING This appliance is not intended for use by those (including children) These instructions are intended as an aid to qualified, licensed service personnel for proper installation, adjustment and operation of with reduced physical, sensory or mental capabilities, or lack of this unit. -
Page 6: Before You Start
Installation Guide | Thru the Wall Condensing Units Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 NCP Series 1000/3000/4000/5000 Before You Start Make all electrical connections in accordance with the National Electrical Code and any pertinent local codes or ordinances. Use a separate branch electrical circuit for this unit. -
Page 7: High Voltage And Power Supply
Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 Electrical - High Voltage Check for Clearances NOMINAL MINIMUM MAXIMUM VOLTAGE VOLTAGE VOLTAGE 208-230 High Voltage Power Supply Minimum 48" Vertical Clearance Between Units WARNING LIVE ELECTRICAL COMPONENTS! During installation, testing, servicing and troubleshooting of this product, it may be necessary to work with live electrical components. -
Page 8: Refrigerant Piping Limits
Coil Outdoor louvers provided by others must be approved by NCP to maintain unit performance and warranty. 7. If the unit is mounted behind a decorative grille, one or both of the following items must be done to eliminate recirculation of air to the unit: a. - Page 9 Installation Guide | Thru the Wall Condensing Units Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 NCP Series 1000/3000/4000/5000 7. Install the refrigerant lines using the following procedure (See Steps 1 Note: Always use refrigeration grade copper tubing that is internally thru 4.)
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Page 10: Leak Checking
Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 Step 3: Step 5a: Flux the copper tube and Using a liquid soap solution insert into the stub. Braze the joint. No flux is necessary if a low to zero-silver braze alloy is used. -
Page 11: Start Up, Sequence Of Operations
Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 Start Up b. If the evacuation is being performed on an installation where the condensing unit factory charge has been lost, the service valves should be opened. 1. Ensure that directions on page 6 through 10 have been completed. Check 2. -
Page 12: Refrigerant Charging
Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 NATIONAL COMFORT PRODUCTS R-410A CHARGING CHART °F °F °F °F °F °F °F °F °F °F °F LIQUID PRESSURE AT SERVICE VALVE (psig) R-410A REQUIRED LIQUID LINE TEMPERATURE (°F) - Page 13 Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 Ounces & Pounds of R410A Required for Line Sets Weight Tubing Size Ounces 3/8" - 3/4" 10.5 17.5 24.5 Pounds 3/8" - 3/4" 0.21875 0.4375 0.65625 0.875 1.09375 1.3125 1.53125...
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Page 14: Maintenance, Checkout Procedure
Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 Maintenance Checkout Procedures and Troubleshooting 1. Annually clean the inside of the unit to keep the weep holes in the base pan Checkout Procedures open to assure proper drainage of water from the unit. -
Page 15: Noise, Insulated Sound Cover
Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 Noise We design our unit as quiet as possible; please keep in mind when locating the unit that it does make noise. Use common precautions as you would for other mechanical appliances pertaining to noise. -
Page 16: Important! Before Removing A Warranty Compressor
Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 IMPORTANT!!! BEFORE REMOVING A WARRANTY COMPRESSOR, PLEASE FILL OUT THE FOLLOWING AND CALL (800) 523-7138. REMOVAL OF COMPRESSOR WITHOUT FACTORY VERIFICATION CAN LEAD TO WARRANTY CREDIT BEING DENIED Incoming Voltage to Compressor at Contactor is:__________Volts Compressor Starting AMP Draw:__________ Ω... -
Page 17: Wiring Diagrams
Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 208-230 VAC NOMINAL VOLTAGE 196 VAC MINIMUM VOLTAGE 244 VAC MAXIMUM VOLTAGE FUSED OR NON-FUSED DISCONNECT OPTIONAL C Y R BLACK BLACK WHITE (OPTIONAL) BLUE YELLOW BLACK BLACK WHITE... -
Page 18: Specifications, Dimensional Drawings
Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 1000 Series w/ matches up to 12.5 SEER2* 4 " 8 " All Units 208/230-1-60Hz Compressor Shipping Model weight (lbs) NCP4181000B-** 10.3 45.7 14.2 8 " 4 " NCP4241000B-** 11.7... - Page 19 Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 4000 Series w/matches up to 12.5 SEER2* 30" 8 " All Units 208/230-1-60Hz Shipping Compressor Model Weight 4 " (lbs) 4 " NCP4184000B-** 10.3 45.7 14.7 NCP4244000B-** 11.7 59.5 16.4...
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Page 20: Matched Systems With Cased Coils
Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 Matched system with Cased Coil Nominal Rated Capacity Liquid Subcool Suction Superheat Outdoor Model Indoor Model Rated EER2 Airflow SEER2 (Btu/h) (°F) (°F) (SCFM) NCP4181000B-** NCC418AA-* 18,000 10.2 11.7... -
Page 21: Replacement Parts - Ncp 1000 Series
Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 1000 Series Replacement Parts Guide Item Description NCP4181000B-** NCP4241000B-** NCP4301000B-** Description Item NCP4181000B-** NCP4241000B-** NCP4301000B-** Contactor 142-62-082 142-62-082 142-62-082 Start/Run Capacitor 142-25-376 142-25-375 142-25-395/396 Low Pressure Switch 142-65-026 142-65-026... -
Page 22: Replacement Parts - Ncp 3000 Series
Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 3000 Series Replacement Parts Guide Item Description NCP4183000B-** NCP4243000B-** NCP4303000B-** Contactor 142-62-082 142-62-082 142-62-082 Start/Run Capacitor 142-25-376 142-25-375 142-25-395/396 Low Pressure Switch 142-65-026 142-65-026 142-65-026 High Pressure Switch 142-65-029... -
Page 23: Replacement Parts - Ncp 4000 Series
Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 4000 Series Replacement Parts Guide Item Description NCP4184000B-** NCP4244000B-** Contactor 142-62-082 142-62-082 Start/Run Capacitor 142-25-387 142-25-395 Low Pressure Switch 142-65-026 142-65-026 High Pressure Switch 142-65-029 142-65-029 Compressor 142-10-264 142-10-265... -
Page 24: Replacement Parts - Ncp 5000 Series
Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 5000 Series Replacement Parts Guide Item Description NCP4185000B-** NCP4245000B-** NCP4305000B-** Contactor 142-62-082 142-62-082 142-62-082 Start/Run Capacitor 142-25-387 142-25-395 142-25-395 Low Pressure Switch 142-65-026 142-65-026 142-65-026 High Pressure Switch 142-65-029... - Page 25 Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 539 Dunksferry Road | Bensalem, PA 19020 | 215-244-1400 | 1-800-523-7138 THRU-THE-WALL CONDENSING UNIT & HEAT PUMP LIMITED WARRANTY 1. National Comfort Products warrants to its customers that its product shall be free from defects in material and workmanship under normal use and regular service and maintenance as follows: COMPRESSORS: For five years from the date of original installation.
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Page 26: Warranty
Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 who use the Goods. National Comfort’s Goods are to be used in their recommended applications and all warning labels adhered to the Goods by National Comfort are to be left intact. - Page 27 Installation Guide | Thru the Wall Condensing Units NCP Series 1000/3000/4000/5000 Notes...
- Page 28 National Comfort Products 539 Dunksferry Road | Bensalem, PA 19020-5908 (800) 523-7138 IM TTW CONDENSING UNITS 14299245 1/2024...