Table 4D
-
Capacity Control Steps, 225, 250, 280 (cant)
UNIT
30GT
250 (50 Hz)
280 (60 Hz)
250
f&
Hz),
Al**
250
$;;
Hz),
Al**,Bl**
CONTROL
STEPS
1G
SEQUENCE A
Compressors
Al
Al
,A2,61
Al
,A2,Bl
,B2
Al
,A2,A3,Bl
,B2
Al ,A2,A3,Bl
,B2,B3
Al
,A2,A3,A4,Bl
,B2,83
Al,A2,A3,A4,Bl,B2,B3,B4
Al”
AlA’Bl
Al ,Bl
Al
l
,A2,Bl
Al
,A2,Bl
Al *,A2,Bl
,I32
Al
,A2,Bl
,B2
Al*,A2,A3,Bl
,B2
Al
,A2,A3,Bl
,B2
At*,A2,A3,Bl
,B2,B3
Al
,A2,A3,Bl
,B2,B3
Al
l
,A2,A3,A4,Bi ,B2,B3
Al
,A2,A3,A4,Bl
,B2,B3
Al*,A2,A3,A4,Bl,B2,83,84
Al,A2,A3,A4,Bl,B2,B3,B4
Al*
Al%
*
Al ,Bi*
Al ,Bl
Al *,A2,Bl*
Al ‘.A2.B-l
Al
,A2,Bl
Ai
*.A2.B1 *,B2
Al
,A2,Bl
*,B2
Al
,A2,Bl
,B2
Al
*,A2,A3,Bl
*,B2
Al l ,A2,A3,Bl ,B2
Al
,A2,A3,Bl
,B2
Al*,A2,A3,Bl
*,B2,B3
Al ,A2,A3,Bi
*,B2,B3
Al
,A2,A3,Bl
,B2,83
Al
*,A2,A3,A4,Bl
*,B2,B3
Al
*,A2,A3,A4,Bl
,B2,83
Al
,A2,A3,A4,Bl
,B2,B3
Ai*,A2,A3,A4,Bl*,B2,B3,B4
Ai,A2,A3,A4,Bl*,B2,B3,B4
Ai,A2,A3,A4,Bl,B2,B3,B4
*Unloaded compressor.
-/-Compressor unloader, standard.
-
““Compressor unloader, accessory
ttTwo unloaders, both unloaded
NOTE: These capacity control steps may
vary
due to lag compressor sequencing
r
LOADING SEQUENCE B
Compressors
AK1
Al $1
,B2
Al
,A2,Bi
,B2
Al
,A2,Bl
,B2,B3
Al ,A2,A3,Bl
,B2,B3
Al
,A2,A3,A4,Bl
,B2,83
Al,A2,A3,A4,Bl,B2,B3,84
-
-
-
-
-
-
-
-
-
-
-
-
-
Bi*
A&*
Al ‘,Bl
Al
,Bi
Al
l
,Bl*,B2
Al ,Bi
*,B2
Al
,Bl
,B2
Al*,A2,Bl
*,B2
Al l ,A2,Bl ,B2
Al
,A2,Bl
,B2
Al *,A2,Bl
*,B2,B3
Al
,A2,Bl
*,B2,B3
Al
,A2,Bl
,B2,63
Al*,A2,A3,Bi
*,B2,B3
Al*,A2,A3,Bl
,B2,B3
Al
,A2,A3,Bl
,B2,B3
Al *,A2,A3,Bi*,B2,B3,B4
Al ,A2,A3,Bl*,B2,B3,B4
Al
,A2,A3,Bl
,B2,B3,B4
Al*,A2,A3,A4,Bl*,B2,B3,B4
Ai*,A2,A3,A4,Bi,B2,83,B4
Al
,A2,A3,A4,Bi
,B2,B3,B4
25