
1
W
ERIE
REVER
IBLE
HILLER
PE
IFI
ATI
N
ATAL
Flow Switch
A
low switch or equivalent must be installed on the evaporator
or
ach unit to be installed. I
the unit is to operate as both modes
heatin
coolin
, a
low switch is needed on both heat exchan
ers.
ifferential Pressure Switch
A di
erential pressure switch can be used in place o
a
low switch.
The di
erential switch must be capable o
pressure ran
e as
indicated in the pressure drop tables.
-Wa
Reversin
Valv
W units
eature a reliable all-brass pilot
operated re
ri
erant reversin
valve.
The reversin
valve operation is limited
to chan
e o
mode b
the control to
nhance reliabilit
.
ibration Isolation
nits are shipped with heav
dut
, durometer selected rubber
rommets to reduce sound that can be transmitted throu
h the
loor
via the
rame
see
rommets below
. For additional sound attenuation,
optional heav
dut
sprin
isolation can reduce sound levels b
3 dBA
see sprin
s below
can be purchased as an accessor
.
Cabine
All r
v
r
i
l
hill
r
r
m
r
n
tr
t
o
heav
au
e steel channel and painted
with corrosion resistant black, pol
ester,
ower coat paint. The
rame includes
ork
truck pockets and li
tin
points to assist
in maneuverabilit
o
the product durin
in
t
ll
ti
n. Th
r
v
r
i
l
hill
r
m
with
an enclosure that provides additional sound
attenuation, protection o
the electrical
and re
ri
eration s
stems, and makes the
roduct more aestheticall
pleasin
. The
nclosure is constructed o
heav
au
e
Inside the RW Series cont
rommets Standard
Heav
Dut
Mountin
Sprin
s Optional
I
-325-01
R120-360
I
-750-01
RW600
alvanized steel painted with
ra
textured, pol
ester, powder
oat paint rated at more than 1,000 hours salt spra
ratin
. The
nclosure includes heav
dut
hin
ed doors that can be easil
emoved
or improved serviceabilit
.
Control Panel
v
r
i
l
hill
r
ntr
l
anel
eatures a heav
-
dut
, hin
ed service door
with
nv
ni
nt
r
inter
ace displa
or ease
rvi
n
in
t
ll
ti
n.
The ke
ed service door
eatures a low volta
e
mer
enc
stop button
with an optional
actor
m
nt
i
nn
t
wit
h. Th
l
t int
ri
r
the control panel
eatures
i
h volta
e components
h
th
l
tri
l
disconnect,
uses, and
ompressor contactors.
The ri
ht interior o
the panel
eatures the FX10 main control
board, expansion board, control trans
ormer, and 24 VA
terminal
trip
or control wirin
. The control panel was desi
ned with the
technician in mind to provide convenient, clear wirin
with plent
o
workin
space.
lectrical Disconnec
A
actor
mounted, internall
wired, disconnect is available
to provide electrical isolation
rom hi
h volta
e suppl
at
the heat pump.
eparate
ircuit protection must be
ield
installed in the power wirin
and must compl
with National
Electric
ode
NE
and
r l
l
. Di
nn
t
t
r
in
l
:
• Non-
used, rotar
i
nn
t wit
on
o
” positio
• Door interlocked, external
istol handle keeps door
l
wh
n
i
nn
i
n
•
Lockout
Ta
out”
eature to
keep the unit
o
durin
servic
•
omplies with NE
Article 440-14