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Summary of Contents for NCGM/GCK Series

Page 1: ...safety codes In the United States follow all safety codes including the current edition National Fuel Gas Code NFGC NFPA No 54 ANStZ223 1 In Canada refer tothe current edition of the National Standard...

Page 2: ...welling The sources could be gas fired clothes dryers gas cooking stoves water heaters furnaces gas fired fireplaces wood fireplaces and several other items Carbon monoxide can cause seri ous bodily i...

Page 3: ...nd Size Fan Time ON Setting Fan Time OFF Setting Manual Gas Shut Off Upstream of Furnace Drip Leg YES _1 NO _1 Dealer Comments Drip Leg Upstream of Gas Valve Condensate Drain Connected YES _1 Condensa...

Page 4: ...rnace is a replacement it is usually best to install the furnace where the old one was Choose the location or evaluate the existing location based upon the minimum clearance and furnace dimensions Fig...

Page 5: ...231 2 221 2 t41t2 Unit Capacity 50 000 75 000 100 000 125 000 GasConnections RightSide LeftSide N P N P R 321 2 237t8 321 2 261 16 107 8 321 2 237 8 321 2 261 16 107 8 321 2 237t8 321 2 261 16 107 8...

Page 6: ...1213 16 17 20 Y 3 13 16 3 13 16 3 13 16 3 13 16 ram Equivalents 48 1219 191 8 486 223 4 578 263 8 670 281 2 724 11 2 38 15 8 41 21 2 64 41 2 114 t75 16 440 181 2 470 175 8 448 211 4 540 247 8 632 247t...

Page 7: ...allation NCGM GCK Inlet Pipe Optional Vent Pipe Condensate Trap field supplied 25 21 81 NOTE 5 bottom clearance required for condensate trap If the furnace is to be suspended from the floor joists in...

Page 8: ...e used The drain connection to the condensate trap must also be properly sloped to an open drain See Section 5 under Condensate Drain Trap and Neutralizer The condensate drain trap connects to the dra...

Page 9: ...condition 8 If improper venting is observed the cause MUST be cor rected using the appropriate tables in code books of coun try having jurisdiction NOTE If flame pulls towards draft hood this indicat...

Page 10: ...shall communicate through a vertical or horizontal duct to the outdoors or spaces crawl or attic that freely communicate with the outdoors and shall have a mini mum free area of 1 sq in per 3000 Btu p...

Page 11: ...gen burned See Confined Space Installation in the Combustion and Ventilation Air chapter If combustion air is drawn from outside the structure it MUST be taken from the same atmospheric pressure zone...

Page 12: ...te pipe when the exhaust vent passes through an un conditioned space or raceway 2 If situations require pipe to be run on the exterior wall to reach a suitable termination point it MUST be properly in...

Page 13: ...E B C F C F 4 A D B E B E B C F C F C F 5 D B E B E B C F C F C F C F 100 000 Btuh Furnace Feet of Pi e 0 9 10 14 15 19 20 24 25 29 30 34 35 40 1 A A A D B E B E B C F 2 A A D B E B E F C F C F 3 A D...

Page 14: ...ire 2 16 x25 x1 filters one on each side of furnace This configuration does NOT allow the condensate drain line to be run out the side of furnace If line MUST be run out the side an optional standoff...

Page 15: ...mble in re verse order Proper Sealing Procedure for Combustion Blower Clamps_ Blower_ 25 21 86 Vent Pipe Rubber Coupling Vent Trap and Furnace Connections Upflow pe Vent pipe MUST be installed with th...

Page 16: ...ty damage This furnace is approved for venting with Schedule 40 PVC CPVC ABS Cellular Core pipe fittings and SDR 26 PVC NOTE SDR pipe is not approved for use in Canada NOTE All PVC CPVC ABS and Cellul...

Page 17: ...tem is installed in an existing chimney make sure clearances shown in Figure 18 are maintained Hori zontal section before the termination elbow can be ex tended on the inlet air to provide necessary c...

Page 18: ...ented near each other each furnace must be individually vented Concentric Vent and Combustion Air Roof Termination 12 Min Grade or Snow Level Combustior Air Dimension A is touching or 2 maximum separa...

Page 19: ...Rating Rating Orifice Orifice 50 000 40 000 44 55 75 000 60 000 44 55 100 000 80 000 44 55 125 000 100 000 44 55 Gas Type Gas Pressures Above 2000 Manifold Min Pressure Natural 4 5 3 5 1 1 kPa 0 9 kPa...

Page 20: ...ough your distributor HighAltitudeAir PressureSwitch Altitudes over 4 000 require a different air pressure switch than the one installed at the factory Check parts list for pressure switch and consult...

Page 21: ...26 for the general layout at the furnace The rules listed apply to natural and LP gas pipe installations NOTE Refer to Figure 25 for the general layout at the furnace The rules listed apply to natural...

Page 22: ...e na tional codes Install wiring in accordance with manufacturer s instructions Humidifier ElectronicAir Cleaner The furnace is wired for humidifier and or electronic air cleaner connection CAUTION Do...

Page 23: ...tions The access panel MUST be sealed to prevent leaks 4 If separate evaporator and blower units are used install good sealing dampers for air flow control Chilled air going through the furnace could...

Page 24: ...ille to reduce noise NOTE To further reduce noise install acoustical air turning vanes and or line the inside of duct with acoustical material Sizing Existing or new ductwork MUST be sized to handle t...

Page 25: ...sible when the fur nace is installed so that the heat exchanger can be viewed for inspections The access panel MUST be sealed to pre vent leaks NOTE Dampers field supplied can be either automatic or m...

Page 26: ...size and type s of filter supplied with the furnace will handle the airflow required if central air conditioning is used with the furnace Use either filter type Washable high velocity filter based on...

Page 27: ...base for Combustible Floors MUST be used when a downflow furnace is set on a combustible floor even when the fur nace is installed on a coil box 1 Cut the opening in the floor according to Table 8 The...

Page 28: ...tments The furnaces with greater than 1600 CFM requires that both left and right side returns are used in side return applications Two 16 x 25 high velocity filters and racks are provided with furnace...

Page 29: ...r Face 10 10 78 TemperatureRise Check The blower speed MUST be set to give the correct air temperature rise through the furnace as marked on the rating plate Tempera ture rise is the difference betwee...

Page 30: ...eads should already be connected to the Heat and Cool terminals Heating and Continuous Blower Speed the Same If it is necessary to operate the heating speed and continuous blower speed using the same...

Page 31: ...cture Dimension D may be lengthened to 60 max or shortened by cutting the pipes to 12 min Dimension A will change ac cording to D dimension Concentric Vent Dimensional Drawing 3 Dia PVC 11 2 _ 3 Dia _...

Page 32: ...e parts through the field supplied roof boot flashing NOTE De not allow insulation or other materials to accu mulate inside the pipe assembly when installing through the structure s hole Secure the as...

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