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AIR
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Split
System
4A6H5036E-SF-1
B
UNIT
CONTAINS
R-410A
REFRIGERANTI
t.
R-410A
OPERATING
PRESSURE
exceeos
THE
LIMIT
OF
R-22.
PROPER
SERVICE
EQUIPMENT
IS
REQUIRED.
FAILURE
TO
use
PROPER
SERVICE
TOOLS
MAY
RESULT
IN
EQUIPMENT
DAMAGE
on
PERSONALINJURY.
Heat
Pump
4A6H5036E1000A
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SERVICE
use
ONLY
R-410A
REFRIGEFIANT
AND
APPROVED
POE
COMPRESSOR
OIL.
IMPORTANT
--This
document
contains
a
wiring
diagram,
a
parts
list,
and
service
information.
This
is
customer
prop-
7-E_B__QQyQ__T
SEEQIFICATIQNS
.
7
ourooon
UNIT
U23»
4A6H5036E1000A
POWER
CONNS.
—
V/PH/HZ
./.-Ii‘
208/230/1/60
MiN.
BRCI-I.
CIR.
AMPACITY
20
BR.
CIR.
PROT.
RTG7
—
MAX.
(AMPS)
_
7
7
COMPRESSOR
NO.
USED
-
NO.
SPEEDS
VOLTS/PH/HZ
R.L.
AMPS
Q7
-
L.R.
AMPS
FACTORY
INSTALLED
START
COMPONENTS
@
INSULATION/SOUND
BLANKET
COMPRESSOR
HEAT
35
DURATIONTM
1
-
1
200/230/‘I/60
15.4
-
83
NO
YES
YES
7
7
PROPELLER
27.6
-
1
DIRECT
-
1
3820
1
-
1/5
ourooon
FAN
DIA.
(lN.)
-
no.
useo
TYPE
DRIVE
-
NO.
SPEEDS
CFM
@
0.0
lN.W.G.
to
NO.
MOTORS
-
HP
MOTOR
SPEED
R.P.M.
VOLTS/PH/HZ
F.L.
AMPS
SPINE
FINT“
1
-
24
27.86
3/8
850
200/230/1/60
1
.00
ouToooi=i
COIL
-
TYPE
nows
-
F.P.l.
FACE
AREA
(so.
FT.)
TUBE
SIZE
.(lN-.).
.
REFRIGERANT
LBS.
--
R-410A
(0.0.
UNIT)
I;
9
i.es.,
3
oz.
FACTORY
SUPPLIED
YES
LINE
SIZE
-
IN.
0.0.
GAS
3/4
LINE
SIZE
-
IN.
O.D.
LIO.
@
3/e
CHARGING
SPECIFICATION
SUBCOOLING
10°F
DIMENSIONS
i-i
x
w
x
o
CRATED(lN.)7
7
46.4x35.1x38.7
77
WEIGHT
SHIPPING
(LBS.)
283
-.N_§T(LBS-)-
__,._____
__
.
_
_
_____2i7
.
_
THIS
INFORMATION
IS
INTENDED
FOR
USE
BY
INDIVIDUALS
POS-
SESSING
ADEQUATE
BACKGROUNDS
OF
ELECTRICAL
AND
ME-
CHANICAL
EXPERIENCE.
ANY
ATTEMPT
TO
REPAIR
A
CENTRAL
AIR
CONDITIONING
PRODUCT
MAY
RESULT
IN
PERSONAL
INJURY
AND
OR
PROPERTY
DAMAGE.
THE
MANUFACTURER
OR
SELLER
CANNOT
BE
RESPONSIBLE
FOR
THE
INTERPRETATION
OF
THIS
INFORMATION,
NOR
CAN
IT
ASSUME
ANY
LIABILITY
IN
CONNECTION
WITH
ITS
USE.
erty
and
is
to
remain
with
this
unit.
Please
return
to
service
information
pack
upon
completion
of
work.
-
._TU7B!_I§I_GINF.08MATIQl)_|.--.._-.----,__
Tubing
Sizes
Tubing
Additional
Suction
Liquid
.
Length
Refrigerant
3/4”
3/8”
20’
3/4”
3/
8”
30’
3/4”
3/8"
40’
3/4”
3/8"
50’
19
OZ.
3/4” 3/8”
60’
24
OZ.
Tubing
lengths
in
excess
of
sixty
(60)
feet
see
application
software.
3
oz.
8
oz.
14
oz.
IL‘
Certified
in
accordance
with
the
Air-Source
Unitary
Air-conditioner
Equipment
certifica-
tion
program,
which
is
based
on
ARI
standard
210/240.
@
Rated
in
accordance
with
ARI
standard
270.
@
Calculated
in
accordance
with
Natl.
Elec.
Codes.
Use
only
HACR
circuit
breakers
or
fuses.
G)
Standard
Air
—-
Dry
Coil
--
Outdoor
@
This
value
approximate.
For
more
precise
value
see
unit
nameplate.
@
Max.
linear
length
60
ft.;
Max.
lift
-
Suction
60
ft.;
Max
lift
~
Liquid
60
ft.
For
greater
length
consult
refrigerant
piping
software
Pub.
No.
32-3312-0*
(*
denotes
latest
revision).
£7)
This
value
shown
for
compressor
RLA
on
the
unit
nameplate
and
on
this
specification
sheet
is
used
to
compute
minimum
branch
circuit
ampacity
and
max.
fuse
size.
The
value
shown
is
the
branch
circuit
selection
current.
No
means
no
start
components.
Yes
means
quick
start
kit
components.
PTC
means
positive
temperature
coefficient
starter.
*cAurioii\i»l
A
~
*
CONTAINS
REFRIGERANTI
SYSTEM
CONTAINS
OIL
AND
REFRIGERANT
UNDER
HIGH
PRESSURE.
RECOVER
REFRIGERANT
TO
RELIEVE
PRESSURE
BEFORE
OPENING
SYSTEM.
Failure
to
follow
proper
procedures
can
result
in
personal
illness
or
injury
or
severe
equipment
damage.
A
CAUTION
RECONNECT
ALL
GROUNDING
DEVICES.
ALL
PARTS
OF
THIS
PRODUCT
CAPABLE
OF
CONDUCTING
ELECTRICAL
CURRENT
ARE
GROUNDED.
IF
GROUNDING
WIRES,
SCREWS,
STRAPS,
CLIPS,
NUTS
OR
WASHERS
USED
TO
COMPLETE
A
PATH
TO
GROUND
ARE
REMOVED
FOR
SERVICE,
THEY
MUST
BE
RETURNED
TO
THEIR
ORIGINAL
POSITION
AND
PROPERLY
FASTENED.
NOTICE:
Trane
has
a
policy
of
continuous
product
and
product
data
improvement
and
it
reserves
the
right
to
change
design
and
specifications
without
notice.
©
2009
American
Standard
Heating
&
Air
Conditioning
11/09
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IF
CDT-B
IS
NOT
USED,
ADD
JURPER
BETWEEN
W2
S
R3
AT
AIR
HANDLER.
IF
USED,
ODT-B
MUST
BE
MOUNQED
REMOTE
OF
EONTROL
R
BOX
IN
AN
APPROVED
WEATHER
OO
ENCLOSU
.
2.
IF
ODT-A
IS
NOT
USED,
ADD
JUMPER
BETWEEN
WI
S
W2
AT
AIR
HANDLER.
3.
LOW
VOLTAGE
I24
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FIELD
WIRING
MUST
BE
I8
AWG
MIN.
FOR
CANADIAN
INSTALLATIONS
POUR
INSTALLATIONS
CANADIENNES
srsrens
EXCEEDING
l50V—TO-GROUND.
ATTENTION:
NE
CONVIENT
PAS
AUX
INSTALLATIONS
05
PLUS
cs
I50
v
A
LA
TERRE.
7
TDR
relay
cycles
sump
heat
off
dur-
ing
compressor
operation
and
delays
energizing
the
sump
heat
for
30
mins
after
“Y”
call
is
removed.
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SUBCOOLING
CHARGING
IN
COOLING
ABOVE
55°F
OD
AMBIENT
Subcooling
(in
the
cooling
mode)
is
the
only
recommend-
ed
method
of
charging
above
55°F
ambient
temperatures
For
best
results
-
the
indoor
temperature
should
be
kept
between
70°F
to
80°F.
Add
system
heat
if
needed.
At
start-up,
or
whenever
charge
is
removed
or
added,
the
system
must
be
operated
for
a
minimum
twenty
(20)
minutes
to
stabilize
before
accurate
measurements
can
be
made.
Measure
Liquid
Line
Temperature
and
Refrigerant
Pres-
sure
at
service
valves.
Determine
total
refrigerant
line
length,
and
height
(lift)
if
indoor
section
is
above
the
condenser.
Use
the
Subcool
Charging
Chart
Corrections
Table
to
calculate
any
ad-
ditional
subcooiing
required
for
your
specific
application.
Determine
the
Design
Subcooling
from
the
unit
name-
plate
or
Service
Facts.
Add
any
additional
amount
of
subcooiing
calculated
in
Step
5
to
the
Design
Subcooling
to
arrive
at
the
final
subcooiing
value.
The
manufacturer
has
always
recommended
installing
approved
matched
7.
Locate
this
value
in
the
appropriate
column
of
the
R-410-A
Refriger-
indoor
and
outdoor
systems.
ant
Charging
Chart.
Locate
your
liquid
line
temperature
in
the
left
col-
umn
of
the
chart
and
the
intersecting
liquid
line
pressure
under
your
A"
Spm
Systems
are
AHRI
rated
with
only
TXV
indoor
Systems‘
calculated
subcooiing
value
column.
Add
refrigerant
to
raise
the
pres-
The
benefits
of
installing
approved
indoor
and
outdoor
split
systems
are
sure
to
match
the
chart,
or
remove
refrigerant
to
lower
the
pressure.
maximum
efficiency,
optimum
performance
and
the
best
overall
system
Again,
wait
twenty
(20)
minutes
for
the
system
conditions
to
stabilize
reliability
before
adjusting
charge
again.
The
following
charging
methods
are
therefore
prescribed
for
systems
with
8.
When
system
is
correctly
charged,
you
can
refer
to
System
Pressure
indoor
TXVs.
Curves
(in
Service
Facts)
to
verify
typical
performance.
SUBCOOL
CHARGING
TABLE
CORRECTIONS
FOR
LINE
LENGTH
AND
RISE
REFH
GERANT
L
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15
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Design
Subcool
Value
from
Table
r
IO
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Subtract
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S.C.T_able
Pressure
7 7
77
7
77
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25
30
40
60
80
TOTAL
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LINE
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in
cooling
is
not
recommended
below
55°F
outdoor
ambi-
ent.
2.
The
only
recommended
method
of
charging
at
outdoor
ambients
below
55°F,
is
to
weigh
in
the
charge
in
the
heating
mode.
3.
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charge
plus
standard
charge
adders
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line
length.
4.
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line
temperature
and
pressure
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the
OD
valves)
to
obtain
a
minimum
of
10°F
subcooiing.
5.
Add
charge
if
a
minimum
of
10°F
subcooiing
is
not
obtained
with
the
nameplate
charge
plus
line
length
correction.
6.
lt
is
important
to
return
in
the
spring
or
summer
to
accurately
charge
the
system
in
the
cooling
mode
at
outdoor
ambients
above
55°F
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25
From
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DEFROST
TERMINATION
TEMPERATURE
Defrost
controls
have
a
selectable
termination
temper
ature
Cutting
jumper
J2
(shown
below)
will
achieve
a
Defrost
Termination
Temperatures
.'
.
O
Outdoor
Termination
Temperature Temperature
termination
temperature
of
70
when
the
ambient
tem
perature
is
below
30°
(see
table
at
left).
Defrost
Board
>22°F
47°F
Detail
O
AS
10°F-22°F
I
ODT+25°F
Shipped
I
6°F--10°F
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Jumper
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Pius
-—-————-—->
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12
min.
or
35°F
D
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starting,
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proper
fan
motor
JUMPER
2
r
or
NV:I-M01
332
U<-9
D
NOWWOO*J.S3l
l
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TROUBLESHOOTING
ED
operation
and
both
indoor
and
outdoor
Troubleshooting
Outdoor
TXVI
Heating
Mode
coils
are
clean
and
clear
of
ice.
I‘
asure
superheat
on
sucti
I
easure
sub-cooling
at
ls
outdoor
.
.
.
.
line
at
TXV
sensing
bulb.
the
outdoor
unit.
YES
ambient
above
N
ls
superheat
over
6.,F
and
ls
sub-cooling
greater
55
°F
under
20¢?
than
8°
'
NO
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system
charge
using
Sen/ice
Facts
t"
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In
ii
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it
uni
uni
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1‘
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1
4A6H5036E-SF-1
B
YES
__i___
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Outdoor
i
ambient
is
too
warm
for
this
test
NO
emove
sensing
bulb
from
th
suction
line.
Observe
liquid
pressure
and
suction
pressure
while
holding
the
bulb
in
bare
hand
for
one
minute.
D
s
Liquid
pressure
decrease
-
d
s
tion
pressure
increas
.
NO
t
T”
YE
Yés
TXV
is
OK
Replace
the
TXV
Compressor
fails
to
start
Contactor
check
ls
contactor
energized?
contacts
closed
NO
TROUBLESHOOTING
.
YES
.
Go
To:
Compressor
won’t
run
Check
for
24
volts
AC
across
contactor
coil
ls
voltage
present
at
ntactor
coi
.
NO
Check
control
transformer
and
control
fuse
s
the
contro
transformer
YES
*
r
*
>“Replace
contactor
YES
Jumper
R
to
Y
low
Does
the
.
d
fuse
goo.
NO
Repair
or
replace
transformer
or
fuse.
Investigate
cause
for
failure
(possible
short
in
i
field
wiring)
Single
Pole
Contactor
(MS)*
OUT
IN
.>
voltage
terminals
at
thermostat
sub
base.
contactor
energize?
NO
Repair
or
replace
connecting
wiring
i
Double
Pole
Contactor
(MS)
T2
,,
,
_
T1
T2
.
T1
I
I.
YES
Replace
the
room
thermostat
‘
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Compressor
won’t
run
Contactor
is
closed
Check
for
high
voltage
to
contactor
s
high
voltage
present
YES
at
T1
and
T2
?
L
NO
Check
power
supply
from
disconnect
and/or
@
breaker
panel.
TROUBLESHOOTING
Check
for
open
IOL
(internal
Overload)
Check
resistance
of
C
to
S
and
C
to
R
Does
the
esistance
chec
show
an
open
ircuit
from
C
to
or
C
to
R’?
NO
‘
I
Check
for
open
}
windings.
oes
a
resistance
chec
show
an
open
circuit
between
R
and
S?
NO
i
Check
for
locked
i
rotor
ls
oltage
pre
nt
at
C
to
S
and
C
to
R
with
locked
ro
r
amps
o
’
?
NO
Check
wiring
to
compressor
C,
S
and
R
4A6H5036E-SF-1
B
YES
YES
YES
Allow
compressor
time
to
cool
and
re-test
Replace
the
compressor
7
rot.
Check
Start-
Capacitor
and
Relay
(if
present)
and
Run
Capacitor
I
o
the
sta
components
an
run
capacitor
t
eck
goo
.
NO
Replace
start
components
andl
or
run
capacitor
YES
Replace
the
compressor
____...____.
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_._.
7
PRESSURE
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ourooon
TEMPERATURE
(Degree
F)
COOLING
PERFORMANCE
CAN
BE
CHECKED
WHEN
THE
OUTDOOR
TEMP
IS
ABOVE
65
DEG
F.
TO
CHECK
COOLING
PERFORMANCE,
SELECT
THE
PROPER
INDOOR
CFM,
ALLOW
PRESSURES
TO
STABILIZE.
MEASURE
INDOOR
WET
BULB
TEMPERATURE,
OUTDOOR
TEMPERATURE,
DISCHARGE
AND
SUCTION
PRESSURES.
ON
THE
PLOTS
LOCATE
OUTDOOR
TEMPERATURE
(1);
LOCATE
INDOOR
WET
BULB
(2);
FIND
INTERSECTION
OF
OD
TEMP.
&
ID
W.B.
(3);
READ
DISCHARGE
OR
SUCTION
PRESSURE
IN
LEFT
COLUMN
(4).
O
_
EXAMPLE:
(1)
OUTDOOR
TEMP.
82
F.
'
(2)
INDOOR
WET
BULB
67
F.
(3)
AT
INTERSECTION
ACTUAL:
(4)
DISCHARGE
PRESSURE
@
1190
CFM
IS
311
PSIG
DISCHARGE
PRESSURE
SHOULD
BE
+/—
10
PSI
OF
CHART
(5)
SUCTION
PRESSURE
@
1190
CFM
IS
138
PSIG
SUCTION
PRESSURE
SHOULD
BE
+/-
3
PSIG
OF
CHART
INTERCONNECTING
LINES
GAS
-
3/4"
O.D.
LIQUID
-
3/8"
O.D.
----
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and
product
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American
Standard
Heating
&
Air
Conditioning
Amerifiafl
5!8fld8rd
Heating
<9
If
0"
OM19
P
Y
‘
.
www.americanstandardair.com
improvement
and
it
reserves
the
right
to
change
design
and
specifications
without
notice.
/
