DI
ITAL TEMPERATURE
READ
U
oom temperature is digitally monitored, providing
or more precise control than conventional systems. The
arge, easy-to-rea
LED
isp
ay can s
ow eit
er set-point or actua
room temperature as se
ecte
y owner.
NE-T
U
H
PERATI
N
hen the unit is powered o
, the unit can be returned directly to heating or cooling mode by pressing the
Heat’ or ‘Cool’ buttons without the con
using power up sequence o
some controls. One-touch control takes
uesswork out o
unit control, delivering a more enjoyable experience and eliminating
ront-desk calls.
REM
TE
NTR
L
PERATI
N
2008 “D” mo
e
PTAC units can
e contro
e
y a wire
ess
an
e
remote contro
. T
e remote
ontrol places all o
the controls o
the PTAC unit conveniently in the palm o
your guest’s hands. The
emote can operate
rom distances up to 25
eet away. The remote is sold seperately as accessory PDXRC.
NDIVIDUAL M
DE
FAN
NTR
L
BUTT
N
y having separate control buttons and indicators
or both
an and mode settings, the Friedrich digital
ontrol eliminates the con
usion o
previous digital PTACs. The accurate temperature setting provides
reater guest com
ort than other systems
UIET
TART
T
P
FAN
ELAY
he
an start and stop delays prevent abrupt changes in room acoustics due to the compressor energiz-
ng or stopping immediately. Upon call
or cooling or heating, the unit
an will run
or
ve seconds prior
o energizing the compressor. Also, the
an o
delay allows
or “
ree cooling” by utilizing the already cool
ndoor coil to its maximum capacity by running
or 30 seconds a
ter the compressor.
REM
TE THERM
TAT
PERATI
N
Some applications require the use o
a wall-mounted thermostat. All new Friedrich PTACs may be switched
rom
unit contro
to remote t
ermostat contro
easi
y wit
out t
e nee
to or
er a specia
mo
e
or accessory
it.
NTERNAL DIAGN
TI
PR
GRAM
he new Friedrich digital PTAC
eatures a sel
diagnostic program that can alert maintenance to compo-
ent
ailures or operating problems. The internal diagnostic program saves properties valuable time when
iagnosing running pro
ems
ERVI
E ERR
R
DE
T
RAG
he sel
diagnosis program will also store error codes in memory i
certain conditions occur and correct
hemselves such as extreme high or low operating conditions or activation o
the room
reeze protection
eature. Storing error codes can help properties determine i
the unit
aced obscure conditions or i
an er-
or occurred and corrected itsel
N
TANT
MF
RT
R
M M
NIT
RING
he on-board processor monitors time between demand cycles (heat or cool) and will cycle the
an every
minutes to sample the room condition and determine i
the desired conditions are met. This allows the
oom to have similar bene
ts to a remote mounted thermostat without the complication or cost o
a wall-
ounte
t
ermostat.
ELE
TR
NI
EM
E
ATU
E
LIMITIN
y
imiting t
e operating range, t
e property can save energy
y e
iminating “max coo
” or “max
eat”
ituations common wit
o
er uncontro
e
systems. T
e new e
ectronic contro
a
ows owners to set op-
rating ranges
or both heating and cooling independently o
one another
R
M FREEZE
PR
TE
TI
hen the PTAC senses that the indoor room tem
erature has fallen to 40
, the unit will c
cle on the
fan (hi
h) and the electric strip heat to raise the room temperature to 46
F, and then c
cle off again. This
feature works re
ardless of the mode selected and can be turned off . The control will also store the Room
Freeze c
cle in the service code memor
for retrieval at a later date. This feature ensures that unoccupied
ooms do not reach freezin
levels where dama
e can occur to plumbin
and fi xtures.
RAND
M
MPRE
R
RE
TAR
ultiple compressors starting at once can o
ten cause electrical overloads and premature unit
ailure. The
andom restart delay eliminates multiple units
rom starting at once
ollowing a power outage or initial
ower up. The compressor delay will range
rom 180 to 240 seconds.
Digital Control Features