Job __________________________
Item No ______________________
FireMax400TM Modular Water Heater
` Model: FM400N
• Woven Ceramic Fiber Infrared Power
Burners
• Radial solid copper fin-tube heat
exchanger for 3600 heat transfer
• Cleanable intake air filters
• Burners activated by water flow and
temperature
• Advanced microprocessor controls
• Natural Gas or Liquid Propane 199,990
BTUH per burner
• Stainless Steel Seismic Legs are
standard
ACCESSORIES AND OPTIONS
(available at additional cost)
FEATURES AND BENEFITS
• Single point water, gas and electrical
connections
• Factory-provided pressure and
temperature relief valve
• All waterways constructed of stainless
steel, copper and brass for corrosion
protection and clean operation
• Simple, easy maintenance through
front panel
• All stainless steel cabinet and frame
• Circulates to hot water storage tank
• All pumps, sensors and controls
included
Printed in USA R4/12
□ EZ-Vent Kit for Venting through
dishwasher ventilation system (Each
burner must be vented separately)
□ Factory Authorized StartUp
□ Water Hammer Arrester
□ Water Pressure Gauge
□ Water Temperature Gauge
□ Water Pressure/Temperature Gauge
□ Water pressure reducing valve (if water
supply pressure exceeds 80psi)
□ Low Pressure water pressure reducing
valve (for dishwasher rinse; installed
after booster & before D/W rinse)
□ Auxiliary PowerVent required for
extended flue lengths. Call factory
□ EZ Install Kit
□ Expansion Tank
TM
or FM400L
TM
FireMax400TM – Modular Water Heater
Model: FM400NTM or FM400L
TM
BtuH per burner
Model Number
TM
FM400
Natural Gas
Pressure
WC @ Inlet
Min M ax Min Max Nat LP M in Max 1" Side Top Rear
7” 10.5” 10” 14” 3.5” 7.5”
FireMax400TM/120 1 hour 840 gal 735 gal 660 gal 600 gal 552 gal 515 gal
BTU/Storage 2 hour 1560 gal 1350 gal 1200 gal 1080 gal 984 gal 910 gal
Firemax400TM/240 1 hour 960 gal 858 gal 780 gal 720 gal 672 gal 635 gal
BTU/Storage 2 hour 1680 gal 1470 gal 1320 gal 1200 gal 1104 gal 1030 gal
Natural or Propane
2 @ 199,990 1" NPT 1" NPT
LP Gas
Pressure
WC @ Inlet
Temp Rise 600F 700F 800F 900F 1000F 1100F
Output Temp 1100F 1200F 1300F 1400F 1500F 1600F
Manifold
Pressure
WC
Gas
Connection
Water
Pressure
(Flow)
40
psi
80
psi
Water
Supply
Re-circulating
Loop
To Storage Tank
Electrical
Connection
120V 1ph
12.4 amps
Clearance From
6” L
1” R
Gas Pressure
Regulators
Two Supplied 836 lbs
Combustible
Surface
Auxiliary Power
1”
6” *
Shipping
Weight
Vent Per
Local Code
Vent
Required for
extended flue
lengths Call
factory
*1” from back of exhaust vent
Note: May be vented through the dishwasher canopy or pant-leg exhaust system per 1991
Uniform Mechanical Code Sec 916. & 917. Check with local authority
Printed in USA R 5/05
2 9 49 5 A i rp o rt R oa d , E u g e n e, O R 9 7 4 0 2
T o ll F ree :
1 - 8 0 0 - 6 2 4-4 8 0 9
T e l:( 5 4 1 ) 4 6 1 -6 0 2 0 Fa x :(5 4 1 ) 4 6 1 -6 0 23
FireMax400
TM
Modular Gas Water Heater specification
Water Heater shall be a FireMax400TM gas water heater, Model FM400TM as
manufactured by Vanguard Technology Inc., Eugene, OR 97402. Water Heater
to be fired by two 199,990 Btu infrared power burners, using natural gas or
liquid propane fuel, with woven ceramic fabric burner. Burners to be ignited by
means of a hot surface igniter and a redundant intermittent pilot. Heat
exchangers to be of heavy duty finned copper tubing and carry a 5 year limited
warranty. Standard equipment to include gas pressure regulating valves,
internal bronze-stainless re-circulation pumps, integrated solid state
temperature controls, temperature and pressure relief valves, cleanable intake
air filters, and LED temperature displays. Water Heater frame, body panels,
and flue collars shall be of all stainless steel construction. Unit shall stand on 6
inch adjustable stainless or composite NSF approved legs. Stainless steel front
panel to be removable for access to all components without disconnecting
water heater from its installed location. Water Heater to be rated at 88%
operating efficiency, minimum. Water heater shall be connected and circulated
to one or more hot water storage tanks and controlled by temperature sensors
in tank(s).
Printed in USA R4/12
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