Noritz NCC199CDV - Rack Parallel Piping System

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CR60-IM.v0429.4
Rack Parallel Piping System
• Multiple Noritz CR60 can be installed series. Refer to the following table for the maximum number of racks that
can connected together.
Rack Name
Max Racks
Total Quantity of Heaters
CR60-WH-2
5
10
CR60-WH-3
3
9
CR60-FS-4
3
12
CR60-FS-5
2
10
CR60-FS-6
2
12
• A low pressure gas regulator must be installed upstream of the CR60 gas supply such that the gas supply
pressure is within the acceptable gas supply pressure range. The total input of all CR60 shall be used when sizing
the gas regulator.
• Use common plumbing practice and reference all applicable codes when sizing the secondary manifolds and gas
regulator.