Lochinvar PFN0250PM User Manual
POWER-FIN®GAS WATER HEATERS
POWER-FIN
®
WATER HEATER
Submittal Sheet
PF-Sub-10
JOB NAME ______________________________________________________________________
LOCATION ______________________________________________________________________
ARCH./ENGR.____________________________________________________________________
WHOLESALER __________________________________________________________________
MECH. CONTRACTOR ___________________________________________________________
MODEL NO. _____________________________________________________________________
TYPE GAS ______________________________________________________________________
Btu/hr INPUT____________________________________________________________________
RECOVERY RATE IN GPH_______________________________________@________°F RISE
NOTES
Standard Features
• 88% Thermal Efficiency
• Aquastat with Adjustable Differential
• Sequential & Diagnostic Control Panel
• Radial Perforated Stainless Steel Burner
• Low NOx Operation Exceeds the most Stringent Air
Quality Requirements
• ASME Copper Finned Tube Heat Exchanger
• 160 psi Working Pressure
• All Bronze Circulating Pump
• Pump Delay
• Remote Tank Thermostat
• Glass-Lined Water Surfaces
• Two Water Temperature Gauges (inlet/outlet)
• Redundant Gas Valves
• Main Gas Pressure Regulator
• Low Gas Pressure Switch
• Manually Operated Lubricated Gas Cock
• High & Low Air Pressure Switches
• Hot Surface Ignition
• Zero Clearance to Combustible Materials
• ASME Temperature & Pressure Relief Valve
• Adjustable High Limit
• Flow Switch
• Down Stream Test Valve (PF500-1000)
• 24 Volt Control System
• Barometric Damper
• 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 on any Failure
Contacts for Air Louvers
Cupro-Nickel Heat Exchanger
High Gas Pressure Switch w/ Manual Reset
Low Gas Pressure Switch w/ Manual Reset
Intermittent Pump Control
Low Water Cut-Off
Probe Type
Probe Type Manual Reset w/ Test
Adjustable High Limit w/ Manual Reset
Solenoid Gas Valve
Time Clock (7 Day)
Time Clock (24 Hour)
MOD-U-PAK SEQUENCER
Control
Part Number
2-6 Stage PAN3813
7-10 Stage PAN3814
Firing Control Systems
F9 HSI (Standard)
F13 Factory Mutual
F14 IRI
F7 California Code
Lochinvar Corporation • 300 Maddox Simpson Pkwy • Lebanon, TN 37090 • 615-889-8900 / Fax: 615-547-1000
www.Lochinvar.com
2/04—Printed in U.S.A.
Power-Fin®Gas-Fired Water Heater Dimensions & Specifications
Common Manifold Size for Multiple Power-Fin Units
Quantity Water Heaters Manifold Pipe Size
12”
23”
3 3 1/2”
44”
5-6 5”
7-9 6”
Approx.
Model No. Fans Controls Pump Total Amps
PFN0250 0.7 5 7.2 12.9
PFN0500 1.8 5 7.2 14
PBN0750-1000 4.5 5 7.2 16.7
Model Btu/hr GPH @ A D E F G Gas Air Inlet Shipping
Number Input 100°F Rise Conn. Size Weight
PFN0250PM 250,000 264 34" 16-1/4" 20-1/4" 5" 28-1/4" 3/4" 8" 530
PFN0500PM 500,000 528 41-1/2" 24-1/4" 26-1/2" 5" 35-1/2" 1" 10" 595
PFN0750PM 750,000 793 52-1/2" 33-1/4" 25-1/2" 6-1/2" 40-1/4" 1-1/4" 12" 650
PFN1000PM 1,000,000 1,057 60-1/2" 41-1/4" 28-1/2" 8-1/2" 47-1/2" 1-1/2" 14" 750
VENT DIAMETER
Conventional† Sidewall* Direct Vent**
5" 4” 4”
7” 6” 6”
9” 8” 8”
10 ” 10 ” 10 ”
† Requires category II venting material.
* Requires factory-supplied venting material.
** Requires factory supplied venting material and
concentric combustion-air intake piping (Inlet diameter).
23"
36"
TOP VIEW
VIEWING PORT
FRONT
G
BACK VIEW
VENT DIA.
INLET
DIA.
OUTLET
11 1/2"
6"
INLET
3 3/4"
A
E
GAS
CONN.
ELEC.
CONN.
D
F
Notes: Change “N” to “L” for LP gas models.
Water connections are 2".
Performance data is based on manufacturer test results.
Venting Options
Conventional
Sidewall
Direct Vent Vertical
Direct Vent Horizontal
Outdoor
Intelligent Venting Solutions
Amp Draw Data
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