safety equipment shall conform to applicable requirements of MIL-B-18797.
The combustion control system shall be the [on/off] [high-low-off]
[positioning] [metering] type.
][2.2.4
Oil-Fired Power Burner
Oil-fired power burner (over 117 kW 400,000 BTU/hr input). MIL-B-18796.
Pressure-atomizing type burner. Direct electric-spark-ignited type
ignition system. Design burner and combustion control equipment for firing
commercial grade number 2 fuel oil and be an integral part of the boiler.
Burner controls and safety equipment shall conform to applicable
requirements of MIL-B-18796. The combustion control system shall be the
[on/off] [high-low-off] [positioning] [metering] type. Mount controls;
including operating switches, indicating lights, gages, alarms, motor
starters, fuses, and circuit elements of control systems on a single
control panel or cabinet designed for separate mounting not on the burner
in accordance with MIL-B-18796. Locate flame scanner such that testing and
cleaning of scanner can be accomplished without disassembly of burner.
Provide fuel train as indicated.
][2.2.5
Gas and Light Oil-Fired Power Burner
Gas and light oil-fired power burner (over 117 kW 400,000 BTU/hr Input).
MIL-B-18796. The combustion control system shall be the [on/off]
[high-low-off] [positioning] [metering] type. Pressure-atomizing type oil
burner. Interrupted-pilot type ignition system, and pilot be
electrode-ignited natural gas type, except that the oil burner be direct
electric-spark-ignited. Design burner and combustion control equipment for
firing commercial grade number 2 fuel oil and natural gas having a specific
gravity of [0.6] [_____] and a heating value of approximately [37,300 kJ
per cubic meter] [1000 BTU per cubic foot] [_____] and be an integral part
of boiler. Burner controls and safety equipment shall conform to
applicable requirements of MIL-B-18796.
Mount controls; including
operating switches, indicating lights, gages, alarms, motor starters,
fuses, and circuit elements of control systems on a single control panel or
cabinet designed for separate mounting not on the burner in accordance with
MIL-B-18796. Locate flame scanner such that testing and cleaning of
scanner can be accomplished without disassembly of burner. Provide fuel
train as indicated. Gas pressure available: [_____ Pa inches of water
gage] [_____ kPa (gage) psig].
]2.3
BOILER TRIM AND CONTROL EQUIPMENT
**************************************************************************
NOTE: Include MIL-B-18796 if power burner with
input exceeding 117 kW 400,000 BTU/hr is required.
**************************************************************************
Provide in accordance with MIL-B-18897 [and MIL-B-18796] and additional
requirements specified below.
2.3.1
Emergency Disconnect Switch
**************************************************************************
NOTE: Indicate location of emergency disconnect
switch on drawings. Insert emergency switch
amperage required.
**************************************************************************
SECTION 15514N
Page 9
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