Heater (Cont'd) - Raytheon BEECH BARON 58P Maintenance Manual

BEECHCRAFT
BARON 58P
MAINTENAN CE MAN UAL
HEATER
DESCRIPTION AND OPERATION
INCREASE.
The heater
system
consists of
a
35,000 BTU
per
hour
HEATEROPERATION
combustion air
heater,
two
control
switches,
one
push-pull
control knob,
vent
air blower, combustion air blower and
a.
When the CABIN HEAT switch is placed in the
three sensing elements. CABIN HEAT position,
power
is provided
to
the heater,
combustion air blower and the low
vent
air blower circuit.
The
vent
air blower circulates cabin air
through the heater b.
The BLOWER, HTR switch controls
the
vent
air
assembly
and back
to
the cabin
as
heated air. blower circuits, however,
when the
CABIN HEAT switch is
in
the CABIN HEAT
position the low
vent
air blower
HEA
TER CONTROL SYSTEM
circuit is automatically actuated.
c.
The push-pull knob placarded CABIN TEMP
The heater controls
are
located
on
the
LH
subpanel. A
PULL TO INCREASE
controls the
amount
of hot air
two-position toggle switch placarded
CABIN HEAT,
a
entering the cabin.
Pulling
the
knob
increases the
three-position
toggle switch placarded BLOWERS, HTR
temperature at
which the duct thermostat switch
opens
and
a
push-pull
knob
placarded
CABIN TEMP PULL TO (controlling the heater).
"END"
2140-00
Pagel
Apr 1/75