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General| Model | NCC300DV |
|---|---|
| Category | Water Heater |
| Type | Tankless |
| Fuel Type | Natural Gas |
| Energy Factor | 0.82 |
| Minimum Flow Rate | 0.5 GPM |
| Activation Flow Rate | 0.5 GPM |
| Voltage | 120V |
| Minimum BTU Input | 15, 000 BTU/h |
| Temperature Range | 100°F to 140°F |
| Venting | Direct Vent |
| Warranty | 12-Year Limited Heat Exchanger, 5-Year Limited Parts |
Safety advice for replacing vent pipes.
Measures to protect vent termination from snow accumulation.
Verifying the correct gas type and supply line size.
Confirming the required voltage and frequency for operation.
Warning about potential scalding and need for mixing valves.
Specific safety checks for mobile home installations.
Ensuring water quality to maintain warranty coverage.
Critical safety warning regarding vent terminal placement.
Installation site considerations to prevent fire, damage, or incomplete combustion.
Maintaining required clearances from combustible materials.
Recommended clearances for accessibility for maintenance and repair.
Precautions when installing near cooking equipment to avoid impurities.
Instructions for securely mounting the unit to the wall.
Adjusting dip switches for high altitude installations.
General guidelines for installing the venting system.
Specific instructions for using Polypropylene (PP) pipe for venting.
Table outlining maximum allowable vent pipe lengths based on elbows.
Clearance requirements for approved vent materials.
Procedure for securely connecting vent pipes.
Guidelines for installing PVC, CPVC, and PP vent pipes.
Diagram and instructions for horizontal vent termination.
Diagram and instructions for vertical vent termination.
Alternative horizontal termination instructions when standard distance is not met.
Vent termination for SV configuration, horizontal setup.
Vent termination for SV configuration, vertical setup.
Horizontal vent termination instructions for 5" vent replacement.
Vertical vent termination instructions for 5" vent replacement.
Verifying the correct gas type for the unit.
Procedures and warnings for converting gas types.
Sizing the gas meter for appliance demand.
Ensuring proper operation of gas regulators.
Critical safety information regarding gas supply pressure.
Method for checking gas supply pressure.
Procedure to clean piping before connecting.
Guidelines for insulating pipes to prevent freezing.
Table outlining water hardness levels and recommended treatment devices.
Step-by-step guide for preparing the heat exchanger flushing system.
Diagram and notes for a recirculation plumbing system.
Diagram and notes for combined water heating and space heating.
Critical safety instruction to disconnect power before work.
Requirements for proper electrical grounding.
Installing a leakage breaker for safety.
Instructions for connecting the remote controller cord to the unit.
How to change display settings like units and temperature format.
Step-by-step guide for initial settings on the remote controller.
How to connect control wires for pump operation.
Connecting pumps to a relay for control.
Steps to connect the Quick Connect Cord between units.
Initial steps before performing trial operation.
Standard installation of multi-system without recirculation.
Guidance for installing the optional remote controller.
Verification steps after installing the remote controller.
Information to convey to the customer post-installation.
