Burnham Ohio Special Data Sheet

R

g

SERIES 3

Power Flame Burner Information

Burner Model Motors

emote

Boiler

Size

3-100OS C4-30 C4-OB 5.0 0.75 208/460/3 Full Mod RM7840L/UV 2.0/2.5** 14.1" w.c. 1 psig
3-125OS C5-30 C5-O 7.5 1.0 208/460/3 Full Mod RM7840L/UV 2.0/2.5** 14.2" w.c. 1 psig
3-150OS C6-30 C6-O 10.0 1.0 208/460/3 Full Mod RM7840L/UV 3.0 19.5" w.c. 1 psig
3-175OS C7-30 C7-O 15.0 1.0 208/460/3 Full Mod RM7840L/UV 3.0 32.0" w.c. 10 psig
3-200OS C8-30 C8-O 15.0 1.0 208/460/3 Full Mod RM7840L/UV 3.0 40.0" w.c. 10 psig
3-225OS C8-30 C8-O 15.0 1.0 208/460/3 Full Mod RM7840L/UV 3.0 40.0" w.c. 10 psig

* State actual jobsite voltage on order.
** Dual size gas trains: Leak test cock, main gas valve, and auxiliary gas valve are indicated by the first number.
Gas regulator and main shutoff cock are indicated by the second number.

Firing Sequence

Full Mod: Full modulation with proven low fire start, synchronized fuel/air control with modulating motor.

Gas and

Gas/#2 Oil

#2 Oil

Blower

HP

Oil Pump

HP

Voltage*

Firing

Sequence

Standard UL

Flame

uard

Safe

Size Min. Pres. Max. Pres.

Gas Train

5/02

A

SERIES 3

Power Flame Burner Equipment

Equipment Fuel Description

Control Cabinet Gas, #2 Oil, Gas/#2 Oil NEMA 1A with hinged door.
Control Voltage Transformer Gas, #2 Oil, Gas/#2 Oil Included.
Motor Starter Gas, #2 Oil, Gas/#2 Oil Magnetic starters with overload protection for blower and oil pump.
Fusing Gas, #2 Oil, Gas/#2 Oil Control circuit only.
Ignition Gas, #2 Oil, Gas/#2 Oil Gas/Electric pilot.
Signal Lights Gas, #2 Oil, Gas/#2 Oil Four: power on, call for heat, fuel on, flame failure.
Air Flow Safety Switch Gas, #2 Oil, Gas/#2 Oil Included.
Gas Train Gas and Gas/#2 Oil

Oil Pump #2 Oil, Gas/#2 Oil Separate oil pump set with motor and accessories mounted on boiler skid.
Oil Train #2 Oil, Gas/#2 Oil Modulating oil valve, dual oil solenoid valves, low oil pressure switch.
Pilot Gas Controls Gas, #2 Oil, Gas/#2 Oil Manual pilot shut-off valve, high gas pressure regulator and solenoid gas valve.
Manual Controls Gas/#2 Oil Gas/Oil changeover switch; Manual/Auto switch with manual potentiometer.

UL gas train for min/max inlet pressure indicated on Burner Information table.
Assembled, wired and mounted on unit consisting of the following:

z Manual shut-off valve.
z Gas pressure regulator.
z Manual leak test valve.

z

utomatic gas valve: motorized with proof of closure.

z Safety gas valve: Motorized.
z Normally open vent valve.
z High and Low gas pressure switches.

5/02