Instructions / Assembly
SERVICING
138
I
T
IS
ESS E NTIAL
THAT
INDOOR
AND
OUTDOOR
UNITS
BE
PROPERL Y
MATCHED
.F
AILURE
TO
FOLLOW
THESE
INST RUC TIO N S
OR
TO
PROPERLY
MATCH
EVA PORATORS
AND
COND ENS ERS
CAN
RE SULT
IN
UNIT
DAM AGE
,
PROPERTY
DAM AGE
AND
/
OR
PERSONAL
INJUR Y
.
N
O
WARRANTY
CLAIM
WILL
BE
HONORED
FOR
MIX
‐
MATCHED
SYSTE MS
THAT
FAIL
TO
ADHE RE
TO
THE
SPECIFIED
PISTON
SIZE
.
WARNING
(*) SIGNIFIES UNIT REVISION.
(1) CORRECT PISTON IS SUPPLIED WITH THE OUTDOOR UNIT.
(2) CORRECT PISTON IS SUPPLIED IN THE HIGHEST SALES VOLUME TESTED COMBINATION INDOOR
UNIT. FOR ALL OTHER INDOOR COMBINATIONS, PISTON MUST BE PURCHASED FROM DISTRIBUTOR.
(3) TXV MUST BE PURCHASED SEPARATELY.
PISTON KIT CHART
GSZ140181A* ASZ140181A* WHP4418AA* W GHP4418AA*
AWUF31
ARUF30B14
All AHRI Matches
0.051
0.052
TXV only
B1789851
B1789852
TX2N4A
2
2
3
GSZ140241A* ASZ140241A* WHP4424AA* W GHP4424AA*
AWUF31 & 32
All AHRI Matches
0.057
TXV only
B1789857
TX2N4A
2
3
GSZ140301A* ASZ140301A* WHP4430AA* W GHP4430AA*
AWUF31 & 32
ARUF30B14
All AHRI Matches
0.065
0.065
TXV only
B1789865
B1789865
TX3N4
2
2
3
GSZ140361A* WHP4436A(A,B)* All AHRI Matches 0.071 B1789871 1
GSZ140421A* WHP4442AA* All AHRI Matches 0.076 B1789876 1
GSZ140481A* WHP4448AA* All AHRI Matches 0.080 B1789880 1
GSZ140601A* WHP4460AA*
All AHRI Matches 0.088 B1789888 1
ASZ140361(A,B)* WGHP4436A(A,B)*
All AHRI Matches TXV only TX3N4 3
ASZ140421A* WGHP4442AA*
All AHRI Matches TXV only TX5N4 3
ASZ140481A* WGHP4448AA*
All AHRI Matches TXV only TX5N4 3
ASZ140601A* WGHP4460AA*
A
SUF59
All AHRI Matches
0.088
TXV only
B1789888
TX5N4
2
3
SSZ140181A*
AWUF31
All AHRI Matches
0.051
TXV only
B1789851
TX2N4A
2
3
SSZ140241A*
AWUF 31 & 32
All Other AHRI Matches
0.057
TXV only
B1789857
TX2N4A
2
3
SSZ140301A*
AWUF 31 & 32
All Other AHRI Matches
0.065
TXV only
B1789865
TX3N4
2
3
SSZ140361(A,B)* All AHRI Matches 0.071 B1789871 2
SSZ140421A*
All AHRI Matches 0.076 B1789876 2
SSZ140481A*
All AHRI Matches 0.082 B1789882 2
SSZ140601A*
A
ll AHRI Matches 0.088 B1789888 2
SSZ160241A* ASZ160241A*
All AHRI Matches TXV only TX2N4A 3
SSZ160361A* ASZ160361A* All AHRI Matches TXV only TX3N4 3
SSZ160481A* ASZ160481A* All AHRI Matches TXV only TX5N4 3
SSZ160601(A,B)* ASZ160601A*
All AHRI Matches TXV only TX5N4 3
Indoor Unit
Indoor Piston
Size
Piston Kit
P/N
Outdoor Unit Note