Heatilator CNXT70PLUS Owner'S Manual Download

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Hearth & Home Technologies • CNXT70PLUS • 4034-105 Rev C • 09/05

C. Optional Components

RC-SMART-HTL
Remote Control

RCT-MLT-HTL

Multi-Function

Remote Control

SMART-STAT-HTL

Remote Control

with Thermostat

Control

WSK-MLT-HTL

Multi-Function Wall Switch

Bi-fold Door Face

FF-NXT70AC

FF-NXT70PWT-P

Rear Burner

Varia

ead

Dexen Val

Burner

Orifice

Pilot

Orifice

DCKVN-NXTPLUS

Conversion Kit

Propane to Natural Gas

Rear Burner

Varia

ead

Dexen Val

Burner

Orifice

Pilot

Orifice

DCKVP-NXTPLUS

Conversion Kit

Natural Gas to Propane

Summary of Contents for CNXT70PLUS

Page 1: ...ou cannot reach your gas supplier call the re department Installation and service must be performed by a quali ed installer service agency or the gas supplier WARNING HOT DO NOT TOUCH SEVERE BURNS MAY...

Page 2: ...ation regarding your speci c appliance can be found on the rating plate located in the control area of the appliance Congratulations XXXX CERTIFIED FOR CANADA CERTIFI POUR LE CANADA Hearth Home Techno...

Page 3: ...itude Installations 12 8 Electrical Information 13 A Recommendation for Wire 13 B Connecting to the Appliance 13 C System Wiring 14 D Wall Switch 17 E Optional Accessories Requirements 17 F Junction B...

Page 4: ...anada B BTU Speci cations C High Altitude Installations The CNXT70PLUS is power vented High altitude gas appli ance considerations are no longer of concern as long as the gas appliance is properly ins...

Page 5: ...in length 6 or 8 Self drilling screws One 1 4 in female connection for optional fan Keep appliance dry Mold or rust may cause odors Water may damage controls WARNING C Inspect the Appliance and Compon...

Page 6: ...ecting a location for your appliance it is important to consider the required clearances to walls See Figure 3 1 Note For actual appliance dimensions refer to Section 14 Figure 3 1 Appliance Locations...

Page 7: ...ration barriers should be installed in the chase as per regional codes for the rest of the home Additionally in reagions where cold air in ltration may be an issure the inside surfaces be sheetrocked...

Page 8: ...r Wall Projections Accept able on both sides of opening 0 in 1 2 in 13 mm 32 7 8 in 835 mm 0 in to floor 0 in to combustibles in front of the FAF 23 1 2 in 597 mm 38 3 4 in 984 mm 42 in 1067 mm Figure...

Page 9: ...als away from vent pipe may cause re 4 Termination Locations Note Refer to the HRV200PLUS installation manual for additional installation and venting instructions 5 Vent Information and Diagrams Note...

Page 10: ...t pipe may cause re The diagram shows how to properly position level and se cure the appliance Nailing tabs are provided to secure the appliance to the framing members Place the appliance into positio...

Page 11: ...e gas connector are connected to the 1 2 in 13 mm control valve inlet If substituting for these components please consult local codes for compliance Pressure requirements for appliance are shown in ta...

Page 12: ...preset at the factory Changing valve settings may result in re hazard or bodily injury WARNING CHECK FOR GAS LEAKS Fire Risk Explosion Risk Asphyxiation Risk Check all ttings and connections Do not us...

Page 13: ...rrect wiring will damage millivolt values Incorrect wiring will override IPI safety lockout and may cause explosion WARNING 8 Electrical Information Label all wires prior to disconnection when servici...

Page 14: ...es a 110VAC supply to the gas appliance junction box for operation A wiring diagram is shown in Figure 8 1 The CNXT70PLUS is equipped with an intermittent pilot control valve which operates on a 3 vol...

Page 15: ...hermostat wire or equivalent may be used EMBER LIGHTS OFF ON HI EMBER FIRE T14 T13 T12 T11 T10 T9 P1 REM REM LOW P2 LO HI 12V C1 C2 COM R1 K3 K2 K1 T8 T7 T6 T5 T4 T3 T2 T1 T16 T15 IPI SOLENOID PRESS S...

Page 16: ...16 Hearth Home Technologies CNXT70PLUS 4034 105 Rev C 09 05 Figure 8 3 Appliance Circuit Board Wiring...

Page 17: ...operation Note When wired as shown the appliance will operate when any of the following actions occur 1 The wall switch is placed in the ON position or 2 The remote control is placed in the ON mode o...

Page 18: ...box is being wired from the INSIDE of the appliance Remove the screw attaching the junction box receptacle to the outer shell rotate the junction box inward to disengage it from the outer shell see F...

Page 19: ...all edges and fronts to clearances and speci cations listed in manual WARNING Metal appliance front may be covered with non combustible material only Do NOT overlap combustible materials onto applianc...

Page 20: ...d back log Set log so the Y is pointed down See Figure 10 2 Place right center log 4 on the white notches in left center log and back log Log should set on log tab welded to back of far right grate ba...

Page 21: ...2V DC signal is sent from the HI terminal on the appliance circuit board to the HRV200PLUS The HRV200PLUS does the following Blower motor on HIGH for system pre purge C2 terminal is energized 12VDC ac...

Page 22: ...by energizing relay K1 on the circuit board Sends a 12VDC signal to the C1 terminal to override the pressure switch for the rst thirty seconds of ignition The CNXT70PLUS senses adequate draft in the...

Page 23: ...Hearth Home Technologies CNXT70PLUS 4034 105 Rev C 09 05 23 B Lighting the Appliance...

Page 24: ...smoke detectors and help eliminate any odors associated with the appliance s initial burning Prevent accidental appliance operation when not attended Unplug or remove batteries from remote control if...

Page 25: ...LUS incorrect Check wiring for correct connections and continuity 6 Appliance circuit board wired incorrectly Check appliance wiring per wiring diagram 7 Inadequate draft Check HRV200PLUS lters clean...

Page 26: ...d for servicing WARNING C HRV200PLUS Please refer to the HRV200PLUS manual for additional maintenance requirements for the ventilation portion of the CNXT70PLUS A Annual Maintenance To ensure that you...

Page 27: ...clearances refer to Sec tion 3 Figure 14 1 Appliance Dimensions 14 Reference Materials 38 in 965 mm 36 in 914 mm 41 in 1041 mm 32 1 4 in 819 mm 30 5 8 in 778 mm 1 5 8 in 41 mm 3 5 8 in 92 mm Gas Line...

Page 28: ...TL Remote Control with Thermostat Control WSK MLT HTL Multi Function Wall Switch Bi fold Door Face FF NXT70AC FF NXT70PWT P Rear Burner Variable Head Dexen Valve Burner Orifices Pilot Orifice DCKVN NX...

Page 29: ...34 Hearth Home Technologies CNXT70PLUS 4034 105 Rev C 09 05 This page intentionally left blank...

Page 30: ...proper operation abuse accident or unworkmanlike repairs 4 environmental conditions additional air handling devices such as exhaust fans or forced air furnaces or other causes 5 interconnection with o...

Page 31: ...llation and operation D O N O T D I S C A R D This product may be covered by one or more of the following patents United States 4593510 4686807 4766876 4793322 4811534 5000162 5016609 5076254 5113843...

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