Form No. PL81401271001-6/05-.3Mw
Printed in the U.S.A.
©2005 U.S. Boiler Company, Inc. - Lancaster,PA
Phone: 717-397-4701
www.burnham.com
C3 & C4 RATINGS
OPTIONAL TANKLESS HEATERS
OPTIONAL TANKLESS HEATERS
BOILER
MODEL
HEATER
MODEL
HEATER GPM
OUTPUT (1)
C3
V1-2
3.25
C4
V1-1
3.5
Boiler Model
A
B
C
C3
16"
8-3/4"
6"
C4
20"
10-3/4"
6"
Notes:
1. Available as a packaged water boiler only.
2. The Burner Capacity is based on oil having a heating value of 140,000 BTU/GAL.
3. DOE Heating Capacity and Annual Fuel Utilization Efficiency (AFUE) are based on U.S. Government tests at 13.0% CO
2
with No. 1 maximum
smoke and -0.02 inches water column over fire draft on standard equipment package.
4. Net I=B
selecting boiler.
Maximum Working Pressure: 30 PSI water.
BOILER
MODEL
(1)
BURNER
CAPACITY
GPH (2)
DOE HEATING
CAPACITY MBH
(3)
I=B=R NET
RATINGS
MBH (4)
MINIMUMCHIMNEY REQUIREMENTS
AFUE %
ROUND IN
DIAMETER
RECTANGLE
IN. x IN.
HEIGHT
(FT.)
C3
0.75
89
77
6
8 x 8
15
83.5
C4
1.20
140
121
6
8 x 8
15
81.7
C3 & C4 DIMENSIONS
AND
STANDARD EQUIPMENT
Standard Equipment:
• Cast Iron Section Assembly
• Deluxe Insulated Jacket
• Burner Swing Door &
Mounting Plate Beckett
• Flame Retention Burner
• Boiler Drain Valve
• Barometric Draft Regulator
14000 Volt Electric Ignitor
• Solenoid Oil Valve
• 1-1/2” Supply Connection
• Relief Valve
• Combination High Limit
Circulator Relay Control
• Pressure/Temperature Gauge
• Protectorelay Control
Circulator
Every C3 & C4 cast iron heat
exchanger is covered by Burnham's
Lifetime True Blue Limited Warranty.
LIFETIME LIMITED WARRANTY
Notes:
1. Tankless heater rating G.P.M. based on 100°F rise with 40°F
inlet water (intermittent draw) with boiler water temperature
of 200° F.
Other Optional Equipment:
•
Two stage fuel unit
