Submittal Sheet
Model Number
Number
of
Heaters
Configurations Fuel Type
Gas Consumption Input Max Flow (GPM)
Minimum
BTU/h
Maximum
BTU/h
50 F Rise 60 F Rise 70 F Rise 80 F Rise 90 F Rise 100 F Rise
Indoor Models
ACI-CRS-22WM-N 2 Natural 15,000 398,000 15.2 12.6 10.8 9.4 8.4 7.6
ACI-CRS-22WM-P 2 Propane 13,000 398,000 15.2 12.6 10.8 9.4 8.4 7.6
ACI-CRS-23WM-N 2 Natural 15,000 398,000 15.2 12.6 10.8 9.4 8.4 7.6
ACI-CRS-23WM-P 2 Propane 13,000 398,000 15.2 12.6 10.8 9.4 8.4 7.6
ACI-CRS-33WM-N 3 Natural 15,000 597,000 22.8 18.9 16.2 14.1 12.6 11.4
ACI-CRS-33WM-P 3 Propane 13,000 597,000 22.8 18.9 16.2 14.1 12.6 11.4
Outdoor Models
ACO-CRS-22WM-N 2 Natural 15,000 398,000 15.2 12.6 10.8 9.4 8.4 7.6
ACO-CRS-22WM-P 2 Propane 13,000 398,000 15.2 12.6 10.8 9.4 8.4 7.6
ACO-CRS-23WM-N 2 Natural 15,000 398,000 15.2 12.6 10.8 9.4 8.4 7.6
ACO-CRS-23WM-P 2 Propane 13,000 398,000 15.2 12.6 10.8 9.4 8.4 7.6
ACO-CRS-33WM-N 3 Natural 15,000 597,000 22.8 18.9 16.2 14.1 12.6 11.4
ACO-CRS-33WM-P 3 Propane 13,000 597,000 22.8 18.9 16.2 14.1 12.6 11.4
Model Number Gas Manifold Connection Hot/Cold Water Manifold Connections Power
Indoor Models
ACI-CRS-22WM-N 1-1/2” Schedule 40 pipe 2” Copper tube 120 V, 60 Hz, 4.5 A
ACI-CRS-22WM-P 1-1/2” Schedule 40 pipe 2” Copper tube 120 V, 60 Hz, 4.5 A
ACI-CRS-23WM-N 1-1/2” Schedule 40 pipe 2” Copper tube 120 V, 60 Hz, 6.75 A
ACI-CRS-23WM-P 1-1/2” Schedule 40 pipe 2” Copper tube 120 V, 60 Hz, 6.75 A
ACI-CRS-33WM-N 1-1/2” Schedule 40 pipe 2” Copper tube 120 V, 60 Hz, 9 A
ACI-CRS-33WM-P 1-1/2” Schedule 40 pipe 2” Copper tube 120 V, 60 Hz, 9 A
Outdoor Models
ACO-CRS-22WM-N 1-1/2” Schedule 40 pipe 2” Copper tube 120 V, 60 Hz, 4.5 A
ACO-CRS-22WM-P 1-1/2” Schedule 40 pipe 2” Copper tube 120 V, 60 Hz, 4.5 A
ACO-CRS-23WM-N 1-1/2” Schedule 40 pipe 2” Copper tube 120 V, 60 Hz, 6.75 A
ACO-CRS-23WM-P 1-1/2” Schedule 40 pipe 2” Copper tube 120 V, 60 Hz, 6.75 A
ACO-CRS-33WM-N 1-1/2” Schedule 40 pipe 2” Copper tube 120 V, 60 Hz, 9 A
ACO-CRS-33WM-P 1-1/2” Schedule 40 pipe 2” Copper tube 120 V, 60 Hz, 9 A
Model Number
Dimensions in Inches Shipping Dimensions in Inches
Approx. Shipping
Weight (lbs)
A
Length
B
Width
C
Height
Length Width Height
ACI-CRS-22WM-N 46 13.02 57 77 26.25 70 240
ACI-CRS-22WM-P 46 13.02 57 77 26.25 70 240
ACI-CRS-23WM-N 66 13.02 57 77 26.25 70 250
ACI-CRS-23WM-P 66 13.02 57 77 26.25 70 250
ACI-CRS-33WM-N 66 13.02 57 77 26.25 70 350
ACI-CRS-33WM-N 66 13.02 57 77 26.25 70 350
Outdoor Models
ACO-CRS-22WM-N 46 13.02 57 77 26.25 70 240
ACO-CRS-22WM-P 46 13.02 57 77 26.25 70 240
ACO-CRS-23WM-N 66 13.02 57 77 26.25 70 250
ACO-CRS-23WM-P 66 13.02 57 77 26.25 70 250
ACO-CRS-33WM-N 66 13.02 57 77 26.25 70 350
ACO-CRS-33WM-N 66 13.02 57 77 26.25 70 350
*Line drawings on pages 3 and 4.
Dimensions and specifications subject to change without notice in accordance with our policy of continuous product improvement. Not part of commercial stocking program.
Model numbers- First number 2/3/4/5/6 = number of tankless units mounted. Model numbers - Second number 2/3/4/5/6 = rack size (max units that could fit on that rack)
Commercial Tankless
Rack System
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AOSCG14002