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HEATING & A/C EQUIPMENT

NATIONAL

COMFORT

PRODUCTS

®

Thru-the-Wall Comfort for all types of Multi-Family Construction

National Comfort Products

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

 

539 Dunksferry Road  •  Bensalem, PA 19020-5908

(800) 523-7138

www.nationalcomfortproducts.com

 

HEATING & A/C EQUIPMENT

NATIONAL

COMFORT

PRODUCTS

®

Go Thru-the-Wall

CP9

 

T-Series

 

Please fill in the following information and file it for 
future reference.

MODEL NO.______________________________

SERIAL NO.______________________________

INSTALL DATE ___________________________

This unit should be installed in an 

Outside Wall For

Thru-The-Wall 

Installation Only

!

Installation Guide

  

Comfort Pack Gas

T-Series

Read Installation Manual 

Prior To Starting The Installation.

This manual must be left with the homeowner 

for future reference.

Condensing Furnace 

up to 95% AFUE

COMFORT PACK

Summary of Contents for Comfort Pack CP9 T Series

Page 1: ...PRODUCTS Go Thru the Wall CP9 T Series Please fill in the following information and file it for future reference MODEL NO ______________________________ SERIAL NO ______________________________ INSTA...

Page 2: ...2...

Page 3: ...Abnormal Functions page 18 High Altitude Operation page 18 20 Gas Piping Venting Pressures page 20 22 Ignition System page 22 23 Start up page 23 24 Special Notes for Extremely Cold Weather Areas page...

Page 4: ...ck Nomenclature CP Product CP Comfort Pack 9 HeatType 8 80 Gas 9 95 Gas E Electric 4 Refrigerant 4 R410A 30 Clg Capacity 30 2 5Ton 43 Htg Capacity 43 43 MBH 50 50 MBH T Series T Tall A Option A Standa...

Page 5: ...ATH WARNING WARNING DO NOT USE THIS APPLIANCE IF ANY PART HAS BEEN UNDER WATER IMMEDIATELY CALL A QUALIFIED SERVICE TECHNICIAN TO INSPECT THE APPLIANCE AND REPLACE ANY GAS CONTROL THAT HAS BEEN UNDER...

Page 6: ...NJURY OR DEATH GAS FIRED APPLIANCES ARE NOT DESIGNED FOR USE IN HAZARDOUS ATMOSPHERES CONTAINING FLAMMABLE VAPORS OR COMBUSTIBLE DUST IN ATMOSPHERES CONTAINING CHLORINATED OR HALOGENATED HYDROCARBONS...

Page 7: ...moval Carefully slide the chassis out of the cabinet by grasping the handles located beneath the evaporator coil drain pan and pulling toward you while keeping the chassis centered in the cabinet As t...

Page 8: ...d through an exterior wall with the back end extending 3 4 past the outside wall surface Provide support inside the building for the unit near the return air opening There should be enough clearance a...

Page 9: ...age whenever the slide out chassis has to be removed from the cabinet remove the secondary drain trap before sliding the chassis out After the chassis is reinstalled in the cabinet prime the trap with...

Page 10: ...erless trap to free end of the vinyl tubing Use provided routing clamp and sheet metal screw to secure waterless trap to side panel Follow all applicable codes to route condensate from waterless trap...

Page 11: ...of air to the unit a The front of the unit must be mounted tight to the inside of the architectural grille b A barrier must be provided to prevent recirculation of air to the unit mixing of inlet and...

Page 12: ...learance to non mechanical air supply inlet to building or the combustion air inlet to any other appliance 9 in for appliances 10 000 Btu h 3 kW and 50 000 Btu h 15 kW 12 in for appliances 50 000 Btu...

Page 13: ...an Electrical Code Part I C S A Standard C22 1 In addition the installer should be aware of any local ordinances or utility company requirements that might apply Check the rating plate for the supply...

Page 14: ...ctrical safety precautions when exposed to live electrical components could result in death or serious injury WARNING The high voltage power supply must agree with the equipment nameplate OR Make cert...

Page 15: ...h is located ce the top of the burner assembly It is factory set and i justable If the setpoint is reached the flame rollo interrupt the electric supply to the gas valve If the fla switch activates id...

Page 16: ...m of 8 inches above finished floor See installation guide for vent termination clearances 38 13 16 26 57 64 7 57 64 43 17 13 16 7 21 32 28 3 31 32 2 1 64 RETURN LOW VOLTAGE THERMOSTAT CONNECTION JUCTI...

Page 17: ...otor and waits for the pressure switch to close If the pressure switch does not close within 240 seconds of the venter motor energizing on 3 attempts the control green LED will flash two times and wil...

Page 18: ...motor on heat speed and venter motor remains energized The blower motor is shut off after 180 seconds When the blower motor de energizes the spark and gas valve are re energized and the control initi...

Page 19: ...ermanent marker fill in the pressure setting Adhere the label on the heater near the gas valve so that it is conspicuous to someone serving the valve NATURAL GAS HIGH HEATING VALUE MANIFOLD PRESSURE G...

Page 20: ...apping for test gauge connection drip leg and ground union fitting If the supply air from the unit is ducted to space s outside the space containing the unit the return air must be ducted from outside...

Page 21: ...w c and a maximum of 14 w c Normally field adjustment should not be required Before attempting to measure or adjust valve outlet gas pressure the inlet supply pressure must be within the specified ran...

Page 22: ...L HAVING A TEMPERATURE RATING OF AT LEAST 105 C EXCEPT FOR LIMIT CONTROL FLAME ROLLOUT SWITCH AND SENSOR LEAD WIRES WHICH MUST BE 150 C PLEASE SEE HAZARD INTENSITY LEVELS CAUTION NOTE This is a fire t...

Page 23: ...adequate for the load use turns the blower motor on heat speed and runs the venter motor The control will be in soft lockout and flashing fault code 3 before returning to normal operation When the sw...

Page 24: ...ise to OFF Do not force 5 Close the access door Check Installation After Start Up If the heater is being derated for high altitude operation follow the instructions to adjust the valve outlet pressure...

Page 25: ...d and replaced as needed and is not washable Substituting the air filter with media other than the type provided with the unit is not recommended since other materials may cause additional static pres...

Page 26: ...OPERATE WITH MINIMUM MAINTENANCE TO ENSURE LONG LIFE AND SATISFACTORY PERFORMANCE A HEATER THAT IS OPERATED UNDER NORMAL CONDITIONS SHOULD BE INSPECTED AND CLEANED AT THE START OF EACH HEATING SEASON...

Page 27: ...igure 2 4 Turn the gas control switch to the OFF position 5 Label and disconnect the wires from the gas valve igniter flame sensor and flame rollout switch 6 Using two wrenches separate the ground joi...

Page 28: ...od connections Proper operation of the direct spark ignition system requires a minimum flame signal of 1 0 microamps as measured by a microammeter For further information and check out procedure on th...

Page 29: ...red button on the switch 15 to 20 minutes are required for the switch to cool sufficiently for resetting A distinct click will be felt when the switch resets Operate the furnace If the flame rollout s...

Page 30: ...he Furnace 1 Remove the wire from thermostat and from furnace control board to disconnect freeze protection heater After removing front panels 4 Remove the 2 screws indicated at the right 3 Slide out...

Page 31: ...Installation Guide Comfort Pack T Series with up to 95 Gas Heat 31 5 Remove the patch plate 6 Remove the 11 screws 7 Remove front furnace baffle 8 Remove 2 screws...

Page 32: ...connect wire harnesses and loosen hose clamp on flue before sliding furnace out Note Be careful with the secondary HX since the fins can be damaged easily When setting it down make sure it is tilted t...

Page 33: ...MOP RLA LRA HP RLA LRA HP RLA CP943043TB 208 230 1 60 14 1 67 9 1 4 2 4 1 2 3 8 20 3 23 8 35 CP943050TB 208 230 1 60 14 1 67 9 1 4 2 4 1 2 3 8 20 3 23 8 35 Electrical Data Model Description CPWS Wall...

Page 34: ...95 Gas Heat 34 Check Your Temperature Rise The temperature rise should be as follows 43MBH 50 F Nominal 35 F to 65 F 50MBH 55 F Nominal 40 F to 70 F In order to calculate CFM use the formula CFM BTU O...

Page 35: ...tory Heat Speed Setting Comfort Pack Gas CFM and Temperature Rise 50 000 BTU Input UNIT SIZE COLOR SPEED 1 w c TD 2 w c TD 3 w c TD 4 w c TD 5 w c TD CP943050TB Red 1 1000 43 1 975 44 2 950 45 3 930 4...

Page 36: ...SET POINT IS 230V FIELD ADJUSTMENT REQUIRED FOR 208V APPLICATION 1 2 3 4 5 SPEED TERMINAL 1 HIGH 2 MED HIGH 3 MED 4 MED LOW 5 LOW TB ORANGE BLUE BLUE RED BLACK BLUE YELLOW RED BLACK BLACK WHITE WHITE...

Page 37: ...ed option thermostat 2 Dotted wiring installed by others 3 Caution if any of the original wiring as supplied with the appliance must be replaced it must be replaced with wiring material having a tempe...

Page 38: ...ing control at the thermostat or 5 main power Replace combustion air proving switch 6 7 a If 24 volt is measured at the valve connections and valve remains closes replace valve b Check and tighten all...

Page 39: ...r Grille Top 14256535 Combustion Air Baffle 14256536 Combustion Air Inlet 14256537 Unit Skid Strap 14256646 Furnace Channel 14256663 Furnace Parts Part Description Part Number 43 MBH 50 MBH Gas Furnan...

Page 40: ...r Coil Mount 14256483 Drier 14275947 Outdoor Fan 14214042 Outdoor Motor Mount 14270101 Indoor Blower Motor 14270067 Blower Wheel 14214045 Blower Housing 14214044 Indoor Motor Mount 14270109 Air Divide...

Page 41: ...g OHM 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 Win...

Page 42: ...espect to the goods and are in lieu of and exclude all other warranties express or implied arising by operation of law or otherwise including without limitation merchantability and fitness for a parti...

Page 43: ...his procedure shall render the warranty void B Compressors In addition to the above referenced requirements Customer is also required to purchase a replacement compressor and return the original compr...

Page 44: ...IM CP9 T Series with up to 95 Gas Heat 2024 HEATING A C EQUIPMENT NATIONAL COMFORT PRODUCTS National Comfort Products A Division of National Refrigeration Air Conditioning Products Inc 539 Dunksferry...

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