52
CR60-IM.v0429.4
Installation of Gas Supply
1. A licensed professional must install the gas supply.
2. Turn off and unplug the 120v power supply.
3. Turn off the gas and do not smoke or have other ignition sources while working on the gas.
4. Do not turn on Noritz tankless water heater or gas line until all fumes are gone.
5. Check the rating plate for correct gas type and gas inlet pressure before connecting to the water heater.
6. Before operating, all gas piping should be checked and tested by a leak detector or an equivalent
nonflammable solution.
7. Purge the gas line of any debris before connecting to the water heater.
8. To check for gas pressure setting and measuring gas pressure of the system please refer to the diagram
below.
Summary of Contents for NCC199CDV
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Page 29: ...29 CR60 IM v0429 4 2 Unit Drawing Illustration Dimensions All Units are in inches...
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Page 33: ...33 CR60 IM v0429 4 4 Unit Drawing Illustration Dimensions All Units are in inches...
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