National Comfort Products CPE41200U User manual

National Comfort Products
A Division of National Refrigeration and Air Conditioning Products, Inc.
539 Dunksferry Road • Bensalem, PA 19020-5908
[phone] • Fax [phone]
www.nationalcomfortproducts.com
HEATING & A/C EQUIPMENT
NATIONAL
COMFORT
PRODUCTS
®
Go Thru-the-Wa
HEATING & A/C EQUIPMENT
NATIONAL
COMFORT
PRODUCTS
®
Thru-the-Wa Comfort for a types of Multi-Family Construction
Please read the entire installation guide
before starting the installation.
All phases of this installation must comply
with National, State and Local codes.
Electric Heat Kit
Please fill in the following information and file it
for future reference.
MODEL NO.______________________________
SERIAL NO.______________________________
INSTALL DATE ___________________________
Installation
Guide

2
Installation Guide |Electric Heat Kit

3
Installation Guide |Electric Heat Kit
DO NOT DESTROY OR THROW AWAY THIS MANUAL.
IT SHOULD BE KEPT IN A SAFE PLACE FOR FUTURE REFERENCE.
Important: This document is customer property and is to remain with this unit
Safety Warnings.......................................................................................... page 4
Comfort Pack Installation............................................................................ page 6
Comfort Pack Heater Specifications............................................................ page 8
Multi-Family Air Handler Installation........................................................... page 9
Multi-Family Air Handler Heater Specifications........................................... page 12
Heater Wiring Diagrams.............................................................................. page 13
Table of Contents

4
Installation Guide |Electric Heat Kit
!CAUTION
ATTENTION INSTALLING PERSONNEL
Prior to installation, thoroughly familiarize yourself with this Installation Manual. Observe all
safety warnings. During installation or repair, caution is to be observed. It is your responsibility
to install the product safely and to educate the customer on its safe use.
• ENSURE THAT ALL POWER IS DISCONNECTED PRIOR TO
ATTEMPTING INSTALLATION OF THIS HEATER KIT. THERE MAY BE
MORE THAN ONE DISCONNECT SERVICING THE UNIT.
• A MEANS OF STRAIN RELIEF AND CONDUCTOR PROTECTION MUST
BE PROVIDED AT THE SUPPLY WIRE ENTRANCE INTO CABINET.
• USE COPPER CONDUCTORS ONLY.
• INSTALLATION MUST FOLLOW NATIONAL ELECTRIC CODE AND
OTHER APPLICABLE CODES.
If this appliance is installed in an enclosed area such as a garage or utility
room with any carbon monoxide producing appliance, ensure the area is
properly ventilated.
FIRE, ELECTRICAL SHOCK, HAZARD
!WARNING
After connecting all wires, check all screws of breaker and make sure all screws are
properly tight.
Failure to do so will result in breaker malfunction, re, death, personal injury or
property damage.

5
Installation Guide |Electric Heat Kit
Comfort Pack Installation (For Installation In Air Handler See Page 9)
1. Remove the upper access panel from
the cabinet.
2. Remove the heater cover plate from the
unit. Keep the two screws to reuse in the
next step.
3. Insert the heater banks into the opening
and secure with four screws (additional
screws can be found in accessories kit).
4. Mount the circuit breaker(s) to the bracket
at the front of the furnace section.

6
Installation Guide |Electric Heat Kit
Comfort Pack Installation (Continued)
5. Disconnect and remove the cabinet
power wiring harness from the adapter
plug at the horizontal air divider.
6. Connect the Power and Control wiring
harnesses from the Heat Kit to their
associated connectors. Then connect the
external power wiring to the free end of
the Heat Kit circuit breaker(s). Refer to the
Unit Installation Manual for instructions and
complete wiring diagram.
7. Reinstall the upper access panels
and install the corresponding breaker
patch plate from the accessories kit.
8. Remove the lter access panel.

7
Installation Guide |Electric Heat Kit
Comfort Pack Installation (Continued)
12. On the Unit’s Data Tag, check off the
box next to the heat kit that was installed
in the unit.
Check
Box Heat Kit Model No. Heating kW MCA (Min. Circuit Ampacity)
Max Fuse or
Breaker Size
NATIONAL COMFORT PRODUCTS AIR HANDLER
539 DUNKSFERRY RD. BENSALEM, PA 19020
NOTE: Use with outdoor unit R-410A refrigerant only
(REMARQUE : À utiliser avec l'unité extérieure avec le réfrigérant R-410A uniquement)
ELECTRICAL RATING - CARACTÉRISTIQUE ÉLECTRIQUE
For Indoor Installation Only (IPXO) / (Pour installation à l'intérieur seulement)
MAX. EXTERNAL STATIC PRESSURE 0.5'' WC
HEATING DESCRIPTION - DESCRIPTION DE CHAUFFAGE
SERIAL NO. / NUMÉRO DE SÉRIE
MODEL NO. / NUMÉRO DU MODÈLE
Min. Test Pressure
(La Pression D'eprouve Minimale)
Max. Allow. Pressure
(La Pression Maximale Admissible)
BLOWER MOTOR
(Moteur De La Soufflante)
SHORT CIRCUIT CURRENT
(Courant De Court-Circuit)
kA RMS SYMMETRICAL
(kilo ampères RMS SYMÉTRIQUE) HP
0 0 4.8 4.9 15 15
3.2 2.62 22.1 20.6 25 25
4.68 3.83 30.2 27.9 35 30
6.58 5.37 40.5 37.2 45 40
9.35 7.64 55.6
28.6 26.2
50.8 60 60
14.02 11.47 54 49.2 60
30
50
30
230V 208V 230V 208V 230V 208V
None
CPEHK-03-A
FLA
(208V/230V)
VOLTS MIN/MAX VOLTAGE / VOLTAGE MIN/MAXPH HZ
PSIG
KPA KPA
PSIG
(PRESSION STATIQUE EXTERNE MAX. 0.5'' WC)
MINIMUM SPACING TO COMBUSTIBLE SURFACES 0.0"
(ESPACEMENT MINIMUM AUX SURFACES COMBUSTIBLES 0,0")
MAXIMUM OUTLET AIR TEMPERATURE 200 °F
(TEMPÉRATURE MAXIMALE DE L'AIR DE SORTIE 200 °F)
USE COPPER CONDUCTORS ONLY, MOTORS ARE THERMALLY PROTECTED
(UTILISER UNIQUEMENT DES CONDUCTEURS EN CUIVRE, LES MOTEURS SONT
PROTÉGÉS THERMIQUEMENT)


CPEHK-05-A
CPEHK-07-A


CPEHK-10-A

CPEHK-15-A

Note: When Installing an Electric Heat Kit, please refer to the above table for Fuse or
Breaker size selection and put a check mark on its respective check box.
(REMARQUE : Lors de l'installation d'un kit de chauffage électrique, veuillez vous référer au
tableau ci-dessus pour la sélection de la taille du fusible ou du disjoncteur et cochez la case
correspondante.)
53533
CERT. TO: UL-60335-1:2016 Ed.6 & CSA C22.2#60335-1: 2016 Ed.2
UL-60335-2-40:2019 Ed.3 & CSA C22.2#60335-2-40: 2019 Ed.3
14291115
9. Afx the wiring diagram label included in
the accessories kit on the dotted line area
of the cabinet’s wiring diagram.
5/4/2022
DATE
DRAWN BY
BS
WIRING DIAGRAM
NAH4**MFA-*1
JOB NUMBER
MF AIR HANDLER
CAP - DUAL CAPACITOR
CB - CONTROL BOARD
CC - COMPRESSOR CONTACTOR
CFM - CONDENSER FAN MOTOR
COMP - COMPRESSOR
EBM - EVAPORATOR BLOWER MOTOR
PART NUMBER
14291122
HPS - HIGH PRESSURE SWITCH
LPS - LOW PRESSURE SWITCH
XFMER - TRANSFORMER
TB - TERMINAL BOARD
FAX: [phone]
Phone: [phone]
Bensalem, Pa. 19020
539 DUNKSFERRY RD.
R C Y G
LINE VOLTAGE:
LOW VOLTAGE:
CW1A W1B W2 Y COOL HEAT
CONTACTOR COILS FAN OUTPUTS
C R R C Y G W2 W1
TO THERMOSTAT
CB
RED
BLACK
YELLOW
GREEN
EBM
WHITE
RED - HIGH
YELLOW - MED HIGH
BLUE - MED
BLACK - MED LOW
ORANGE - LOW
FAN SPEEDS
208
230
-+
C
XFMER
*TRANSFORMER
FACTORY SET POINT IS
230V, FIELD
ADJUSTMENT REQUIRED
FOR 208V APPLICATION.
DISCONNECT
NON-FUSED
OPTIONAL
FUSED OR
L2L1
G
BLACK
WHITE
ORANGE
BLUE
GREEN
WHITE
BLACK
GREEN
WHITE
BLACK
RED
BLACK
BLACK
WHITE
0
1
-
+
24V
COIL
4
2
6
8
0
1
-
+
24V
COIL
4
2
6
8
0
1
-
+
24V
COIL
4
2
6
8
HL
HTR1
HTR2
HL
HTR3
HL
WHITE
WHITE
BLACK
BLACK
BLACK
FL
FL
FL
WHITE
30A BR
60A BR
HR2
HR3 HR1
L2
L1
L2
L1
BR - BREAKER
FL - FUSIBLE LINK
HL - HIGH LIMIT
HR - HEAT RELAY
HTR - HEATER
GREEN
WHITE
BLACK
BLACK
WHITE
ORANGE
BLUE
14291124
10. Set the appropriate blower speed tap
(orange wire) on the blower speed control
board. Refer to the Comfort Pack Installation
Manual for airow tables and proper setting.
11. Reinstall the lter access panel.
Check
Box Heat Kit Model No. Heating kW MCA (Min. Circuit Ampacity)
Max Fuse or
Breaker Size
NATIONAL COMFORT PRODUCTS AIR HANDLER
539 DUNKSFERRY RD. BENSALEM, PA 19020
NOTE: Use with outdoor unit R-410A refrigerant only
(REMARQUE : À utiliser avec l'unité extérieure avec le réfrigérant R-410A uniquement)
ELECTRICAL RATING - CARACTÉRISTIQUE ÉLECTRIQUE
For Indoor Installation Only (IPXO) / (Pour installation à l'intérieur seulement)
MAX. EXTERNAL STATIC PRESSURE 0.5'' WC
HEATING DESCRIPTION - DESCRIPTION DE CHAUFFAGE
SERIAL NO. / NUMÉRO DE SÉRIE
MODEL NO. / NUMÉRO DU MODÈLE
Min. Test Pressure
(La Pression D'eprouve Minimale)
Max. Allow. Pressure
(La Pression Maximale Admissible)
BLOWER MOTOR
(Moteur De La Soufflante)
SHORT CIRCUIT CURRENT
(Courant De Court-Circuit)
kA RMS SYMMETRICAL
(kilo ampères RMS SYMÉTRIQUE) HP
0 0 4.8 4.9 15 15
3.2 2.62 22.1 20.6 25 25
4.68 3.83 30.2 27.9 35 30
6.58 5.37 40.5 37.2 45 40
9.35 7.64 55.6
28.6 26.2
50.8 60 60
14.02 11.47 54 49.2 60
30
50
30
230V 208V 230V 208V 230V 208V
None
CPEHK-03-A
FLA
(208V/230V)
VOLTS MIN/MAX VOLTAGE / VOLTAGE MIN/MAXPH HZ
PSIG
KPA KPA
PSIG
(PRESSION STATIQUE EXTERNE MAX. 0.5'' WC)
MINIMUM SPACING TO COMBUSTIBLE SURFACES 0.0"
(ESPACEMENT MINIMUM AUX SURFACES COMBUSTIBLES 0,0")
MAXIMUM OUTLET AIR TEMPERATURE 200 °F
(TEMPÉRATURE MAXIMALE DE L'AIR DE SORTIE 200 °F)
USE COPPER CONDUCTORS ONLY, MOTORS ARE THERMALLY PROTECTED
(UTILISER UNIQUEMENT DES CONDUCTEURS EN CUIVRE, LES MOTEURS SONT
PROTÉGÉS THERMIQUEMENT)


CPEHK-05-A
CPEHK-07-A


CPEHK-10-A

CPEHK-15-A

Note: When Installing an Electric Heat Kit, please refer to the above table for Fuse or
Breaker size selection and put a check mark on its respective check box.
(REMARQUE : Lors de l'installation d'un kit de chauffage électrique, veuillez vous référer au
tableau ci-dessus pour la sélection de la taille du fusible ou du disjoncteur et cochez la case
correspondante.)
53533
CERT. TO: UL-60335-1:2016 Ed.6 & CSA C22.2#60335-1: 2016 Ed.2
UL-60335-2-40:2019 Ed.3 & CSA C22.2#60335-2-40: 2019 Ed.3
14291115


8
Installation Guide |Electric Heat Kit
Heater Specications – Comfort Pack
Unit Compatibility+
Comfort Pack
CPE40900U*
CPE41200U*
CPE41800U*
CPE42400U*
CPE43000T*
+List is subject to change without notice.
Model Heat Kit Nominal
Heater Size
Heater Capacity
(Btuh) Total Amps MCA MOP
230V 208V 230V 208V 230V 208V 230V 208V
CPE41200U*
CPEHK-03-A 3 kW 10,900 8,900 16.9 15.6 20.4 18.7 25 20
CPEHK-05-A 5 kW 16,000 13,100 23.3 21.4 28.4 26.0 30 30
CPEHK-07-A 7 kW 22,400 18,300 31.6 28.8 38.8 35.3 40 40
CPEHK-10-A 10 kW 32,000 26,000 43.7 39.7 53.8 48.9 55 50
CPE41800U*
CPEHK-03-A 3 kW 10,900 8,900 16.9 15.6 20.4 18.7 25 25
CPEHK-05-A 5 kW 16,000 13,100 23.3 21.4 28.4 26.0 30 30
CPEHK-07-A 7 kW 22,400 18,300 31.6 28.8 38.8 35.3 40 40
CPEHK-10-A 10 kW 32,000 26,000 43.7 39.7 53.8 48.9 55 50
CPEHK-15-A 15 kW 47,800 39,200 64.0 58.1 79.2 71.9 80 75
CPE41240U*
CPEHK-03-A 3 kW 10,900 8,900 17.8 16.5 21.3 19.0 25 25
CPEHK-05-A 5 kW 16,000 13,100 24.2 22.3 29.3 26.9 30 30
CPEHK-07-A 7 kW 22,400 18,300 32.5 29.7 39.7 36.2 40 40
CPEHK-10-A 10 kW 32,000 26,000 44.6 40.6 54.7 49.8 55 50
CPEHK-15-A 15 kW 47,800 39,200 64.9 59.0 80.1 72.8 85 75
CPE413000T*
CPEHK-03-A 3 kW 10,900 8,900 17.8 16.5 23.2 23.2 35 35
CPEHK-05-A 5 kW 16,000 13,100 24.2 22.3 29.3 26.9 35 35
CPEHK-07-A 7 kW 22,400 18,300 32.5 29.7 39.7 36.2 40 40
CPEHK-10-A 10 kW 32,000 26,000 44.6 40.6 54.7 49.8 55 50
CPEHK-15-A 15 kW 47,800 39,200 64.9 59.0 80.1 72.8 85 75

9
Installation Guide |Electric Heat Kit
Multi-Family Air Handler Installation
1. Remove the access panels from the
cabinet.
3. Remove the heater cover plate from the
unit. Keep the four screws to reuse in the
next step.
4. Insert the heating banks into the
opening and secure with four screws.
2. Disconnect and remove the air handler’s
existing power wire harness.
TO EXTERNAL
POWER CONNECTION
TO TRANSFORMER

10
Installation Guide |Electric Heat Kit
Multi-Family Air Handler Installation (Continued)
6. Mount the circuit breaker(s) to the
front board bracket.
7. Connect the appropriate speed tap wires
from the blower motor to the Cooling and
Heater Fan Output terminals on the Control
Board. Refer to the Air Handler Installation
Manual for the airow tables and proper
speed setting. Note: In the case where
Cooling and Heating motor speeds are the
same, a terminal splitter and jumper wire
will be required.
5. Move the control board from the front
board bracket to the bracket on the heat
kit.
CW1AW1B W2 Y COOL HEAT
CONTACTOR COILS FAN OUTPUTS
CR RC YG
W2 W1
TO THERMOSTAT
CB
RED - HIGH
YELLOW - MED HIGH
BLUE - MED
BLACK - MED LOW
ORANGE - LOW
FAN SPEEDS
8. Connect the Power and Control wiring
harnesses from the Heat Kit to their
associated connectors in the Air Handler.
Connect the external power wiring to the
free end of the Heat Kit circuit breaker(s).
Refer to the Unit Installation Manual for
Instructions and complete wiring dia-
gram.
TO TRANSFORMER
TO HEAT
KIT BREAKER
TO HEAT
KIT RELAYS
TO UNIT
CONTROL BOARD