Lochinvar CFN0991PM User Manual
COPPER-FIN II®GAS WATER HEATER (MODELS CF 401-2071)
COPPER-FIN II
®
WATER HEATER
Submittal Sheet
CFE-Sub-06
JOB NAME ______________________________________________________________________
LOCATION ______________________________________________________________________
ARCH./ENGR.____________________________________________________________________
WHOLESALER __________________________________________________________________
MECH. CONTRACTOR ___________________________________________________________
MODEL NO. _____________________________________________________________________
TYPE GAS ______________________________________________________________________
Btu/hr INPUT_____________________________________________________________________
RECOVERY RATE IN GPH_______________________________________@________°F RISE
NOTES
Standard Features
• 85% Thermal Efficiency
• ASME Copper Finned Tube Heat Exchanger
• Gasketless Heat Exchanger Design
• Proportional Firing
• Built-In Sequencer with up to
4 Stages of Operation
• Digital Operator Interface Panel
• Sealed Combustion Chamber
• Stainless Steel Burners
• Low NOx Operation Exceeds the
most Stringent Air Quality Requirements
• 160 PSI Working Pressure
• All Bronze Circulating Pump
• Pump Delay
• Glass-Lined Water Surfaces
• Loch-Heat Ceramic Tile Combustion Chamber
• Hot Surface Ignition
• ASME Temperature & Pressure Relief Valve
• Inlet & Outlet Temperature Gauges
• Referenced Gas Valves
• Field Convertible Air Inlet Connection
• Adjustable High Limit w/ Manual Reset
• Combustion Air Filter
• Freeze Protection
• Flow Switch
• 24 Volt Control System
• BMS Terminal Strip
• 5 Year Limited Warranty on Heat Exchanger
(See warranty for details)
Optional Equipment
Place an X in the box by all options that apply
Alarm Bell
Contacts for Air Louvers
Contacts on any Failure
Cupro-Nickel Heat Exchanger
Down Stream Test Valves
High Gas Pressure Switch w/ Manual Reset
Low Gas Pressure Switch w/ Manual Reset
Low Water Cut-Off w/ Manual Reset & Test
Run Time Contacts
Multi-Stack Frame
Combustible Floor Shield (CF 401-751)
MP
2
Sequencer
Firing Controls
M9 Hot Surface Ignition with Electronic
Supervision (Standard)
M13 GE GAP/FM/IRI
M7 California Code
Lochinvar Corporation • 300 Maddox Simpson Pkwy • Lebanon, TN 37090 • 615-889-8900/Fax: 615-547-1000
www.Lochinvar.com
1/08—Printed in U.S.A.
Copper-Fin II®Gas Water Heater Dimensions & Specifications
Approx.
Model No. Fans Controls Pump Total Amps
401-501 3.6 2.7 5.0 11.3
6511-751 5.4 3.4 5.0 13.8
991-1261 3.2 7.2 5.8 16.3
1441-2071 6.7 7.2 5.8 19.8
Venting Options
Aire-LockTMDirect Vent Sealed Combustion
DirectAire
®
Vertical
DirectAire
®
Vertical w/ Sidewall Inlet
Outdoor Installation
Power DirectAire
®
Horizontal
Powered Side Wall
Sidewall (CF 401-751)
Intelligent Venting Solutions
Model Btu/hr GPH @ Vent Air Gas Shipping
Number Input 100°F Rise A B C D E F G H J K L P Size Inlet Conn Weight
CFN401PM 399,999 412 31-1/2" 37-3/4" 22-1/4" 12-1/2" 7" 7" 29" 23-1/2" 8" 6-1/2" 30-3/4" 18-1/2" 6" 6" 1-1/4" 430
CFN501PM 500,000 515 31-1/2" 45-1/2" 22-1/4" 12-1/2" 7" 7" 29" 23-1/2" 8" 6-1/2" 30-3/4" 18-1/2" 6" 6" 1-1/4" 480
CFN651PM 650,000 670 31-1/2" 56-3/4" 22-1/4" 12-1/2" 8-1/2" 8-1/4" 29" 23-1/2" 8" 6-1/2" 30-3/4" 18-1/2" 8" 8" 1-1/4" 550
CFN751PM 750,000 773 31-1/2" 64" 22-1/4" 12-1/2" 8-1/2" 8-1/4" 29" 23-1/2" 8" 6-1/2" 30-3/4" 18-1/2" 8" 8" 1-1/4" 605
CFN0991PM 990,000 1,020 36" 48-1/4" 33-1/2" 15-3/4" 8" 9-1/4" 33-3/4" 27" 9-1/4" 9" 41-3/4" 20-1/2" 10" 10" 2" 930
CFN1261PM 1,260,000 1,298 36" 58-1/2" 33-1/2" 15-3/4" 9" 10-1/4" 33-3/4" 27" 9-1/4" 9" 41-3/4" 20-1/2" 12" 12" 2" 995
CFN1441PM 1,440,000 1,484 36" 68-3/4" 33-1/2" 15-3/4" 9" 10-1/4" 33-3/4" 27" 9-1/4" 9" 41-3/4" 20-1/2" 12" 12" 2" 1,130
CFN1801PM 1,800,000 1,855 36" 82-1/4" 33-1/2" 15-3/4" 10" 11-1/2" 33-3/4" 27" 9-1/4" 9" 41-3/4" 20-1/2" 14" 12" 2" 1,285
CFN2071PM 2,070,000 2,133 36" 92-1/2" 33-1/2" 15-3/4" 10" 11-1/2" 33-3/4" 27" 9-1/4" 9" 41-3/4" 20-1/2" 14" 12" 2" 1,400
Notes: Change ‘N’ to ‘L’ for LP gas models. No deration on LP models.
Water connections for models (CF 401-751) are 2" NPT on 6-1/2" centers. Water connections for models (CF 0991-2071) are 2-1/2" NPT on 11-1/4" centers.
Performance data is based on manufacturer test results.
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