Venting - Carrier N92ESN Installation, Start-Up, Operating And Service And Maintenance Instructions

N92ESN: Installation, Start-up, Operating and Service and Maintenance Instructions
Fig. 37 – Field-Supplied Isolation Relay for Humidifiers with Internal Power Supply
NOTE 9
Single- -Stage Furnace with Single Stage Air
NOTES FOR THERMOSTAT WIRING DIAGRAMS
1. Refer to outdoor equipment Installation Instructions for additional
information and setup procedure.
2. Outdoor Air Temperature Sensor must be attached in all dual fuel
application.
3. Refer to ICP thermostat Installation Instructions for additional
information and setup procedure.
4. When using a Humidity Sensing Thermostat, set DEHUMIDIFY
OPTIONS to H DE-ENRGZD FOR DEHUM
5. HUM 24VAC terminal is 24 VAC and is energized when the low
pressure switch closes during a call for heat.
6. When connecting 115 VAC to humidifier use a separate 115 VAC
supply.
7. When using a humidifier on a HP installation, connect humidifier to
hot water.
!
OPTIONAL VENTING BELOW THE FURNACE
The venting system may be positioned below the furnace ONLY IF the
factory accessory External Vent Trap Kit is used. The External Vent
Trap Kit is only approved for PVC/ABS DWV venting systems.
CAREFULLY FOLLOW THE INSTRUCTIONS PROVIDED
WITH THE EXTERNAL VENT TRAP KIT FOR LAYING OUT
THE VENTING SYSTEM AND THE DRAIN SYSTEM. The
instructions included with this furnace DO NOT APPLY to vent
systems that are located below the furnace.
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
To Humidifier Leads
To Humidifier Leads
Conditioner
Fig. 38 – Thermostat Wiring Diagrams
NOTICE
To HUM Terminal On
Furnace Control Board
24 V
Coil
To Com/24V Screw Terminal
on Thermostat Strip
NOTE 9
Single- -Stage Furnace with Single- -Stage Heat Pump
(Dual Fuel)

VENTING

NOTE: Planning for the venting system should be done in conjunction
with planning for the ductwork, drainage, and furnace accessories, such
as air cleaners and humidifiers. Begin assembling the venting system
AFTER the furnace is set in place in the required orientation.
Venting for this furnace shall follow all Local codes for Category IV
venting systems. This furnace is CSA approved for venting with
PVC/ABS DWV venting systems. This furnace is also CSA approved
for venting with M&G DuraVent
polypropylene venting systems using single wall straight and flex, and
required fittings (elbows, reducers, increasers, connectors, adapters)
only.
NOTE: THESE INSTRUCTIONS DO NOT CONTAIN DETAILED
INSTALLATION INSTRUCTIONS
VENTING SYSTEMS. Refer to the polypropylene venting system
manufacturer's installation instructions for the polypropylene venting
system installation.
NOTE: When using polypropylene venting systems, all venting
materials used, including the vent terminations, must be from the same
manufacturer.
Special Venting Requirements for Installations in
Canada
Installation in Canada must conform to the requirements of CSA B149
code. Vent systems must be composed of pipe, fittings, cements, and
primers listed to ULC S636. The special vent fittings, accessory
concentric vent termination kits and accessory external drain trap
available from the furnace manufacturer have been certified to ULC
S636 for use with those Royal Pipe and IPEX PVC vent components
which have been certified to this standard. In Canada, the primer and
27
PolyPro or Centrotherm Innoflue
R R
FOR POLYPROPYLENE
A11157
A200519
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