Trane 4TXK6512G1000AA - Page 53

********************
********************
********************
*** BLK:black
WHT:whit
e RD:red
Y/G:yello
w/green
SW1-2
Manually
forced operation
invalid
OFF
o
f
S
W
1
,
S
W
6
,
S
W
7
,
S
W
8
w
i
t
h
o
u
t
t
e
c
h
n
i
c
a
l
g
u
i
d
e
n
c
e
.
4
.
C
a
n
d
o
t
h
e
p
a
r
a
m
e
t
e
r
s
c
h
SW1
-8
⑥
Base
station
0
4
8
SIG N L
Crankcase
heater
(CHTR)
4WV
RD
④
Bottom
heater (BHTR)
1
2 3
Y/G
TO INDOOR UNIT
SW1
-7
SW1
-5
SW1
-3
SW1
-
6
SW1
-
4
drive moudle
select
-
RK type
low stand
by power
cost
③
BM
S
⑤
Refriger-
ant R410A
Defrost
by time
drive moudle
select
-
RS type
Not for
base
station
normal
stand by
cost
central
control
Defrost
automatic
Refriger
-
ant R32
015
053
819
3
CON1
BLK
WHT
Y/G
N
Manually
forced
cooling
Manually
forced
heating
M
DC FAN MOTOR 2
LOWER MOTOR)
(
Manually
forced operation valid
POWER SUPPLY
SW1-1
M
Y/G
ON
L
BLU
REACTOR1
FILTER&
DRIVE
MODULE
Y/G
RD
Definition
DERD test selcetion 0
DERD test selcetion 1
DERD test selcetion 2
DERD non
-
test selcetion
RD
WHT
BLK
SW7
-
2
OFF
ON
OFF
ON
U
W
SW7
-
1
OFF
OFF
ON
ON
NOTE:
1.Dashed parts are
optional.marks
①②③④
⑤⑥⑦
are function in future.
2.SW6 is used for central control adress selection
refer to service manual to get more details
3.Once out of factory ,do not change the switches