Table 4C - Capacity Control Steps,
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| r | LOADING SEQUENCE A |
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| T | LOADING SEQUENCE B |
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| UNIT | CONTROL |
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| 3 0 G N | STEPS | Displacement |
| Compressors |
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| Displacement | Compressors |
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| hwrox) |
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| (Awrox) |
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| 6 |
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| “drt,t |
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| - |
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| - |
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| - |
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| - |
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| - |
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| - |
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| AlPtlBl* |
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| - |
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| - |
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| Al tt,Bl |
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| - |
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| - |
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| A• | • | ,Bl |
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| - |
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| - |
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| Al | ,Bl |
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| - |
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| - |
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| Al tt,A2,Bl* |
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| - |
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| - |
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| 130, 24OA, |
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| “A’:t;P22~7El |
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| - |
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| - |
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| - |
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| - |
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| Al*A2 Bl |
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| - |
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| - |
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| Al tt,A2,Bl | *,B2 |
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| - |
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| Altt,A2,Bl |
| ,B2 |
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| - |
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| - |
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| Al *,A2,Bi ,B2 |
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| - |
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| Al | ,A2,Bl | ,B2 |
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| - |
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| Al tt,A2,A3,Bl | *,B2 |
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| - |
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| - |
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| Al tt,A2,A3,Bl | ,B2 |
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| Al *,A2,A3,Bl ,B2 |
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| - |
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| - |
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| Al ,A2,A3,Bl |
| ,B2 |
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| - |
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| Bitt |
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| - |
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| Bi*‘ |
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| - |
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| - |
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| - |
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| AIB& * |
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| - |
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| - |
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| Al’,Bl |
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| - |
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| - |
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| Al *,Bl tt,B2 |
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| 130,24OA, |
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| - |
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| Al ,Bl tt,B2 |
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| - |
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| Al ,Bl *,B2 |
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| - |
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| - |
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| Al ,Bl ,B2 |
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| - |
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| - |
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| Al ,A2,Bl |
| tt,B2 |
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| - |
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| Al ,A2,Bl*,B2 |
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| - |
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| Al | ,A2,Bl |
| ,B2 |
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| - |
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| Al ,A2,A3,Bl | tt,B2,B3 |
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| - |
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| Al ,A2,A3,Bi |
| *,B2,B3 |
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| - |
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| Al ,A2,A3,Bl |
| ,B2,B3 |
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| A$v |
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| B;.p |
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| Al;t:Bl* |
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| AIBIL * |
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| A;;Jbg’ |
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| Ai,Bi |
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| Al• ,Bltt,B2 |
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| Al | ,Bl |
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| Al .Bl tt.B2 |
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| Al tt,A2,Bl* |
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| At ,Bf’*;B2 |
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| 130, 240A, |
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| A;~tA$2’~1 |
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| Al ,Bl ,B2 |
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| Al .A2.B1 |
| tt.B2 |
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| Al*A2 Bl |
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| Ai ,A2,Bl’*;B2 |
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| Altt,;22,Bl*,B2 |
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| Al | ,A2,Bl |
| ,B2 |
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| Al tt,A2,Bl | ,B2 |
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| Al ,A2,A3,Bl |
| tt,B2 |
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| Al | *,A2,Bi | ,B2 |
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| Al,A2,A3,Bl |
| • ,B2 |
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| Al | ,A2,Bl | ,B2 |
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| Al ,A2,A3,Bl | ,B2 |
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| Al tt,A2,A3,Bl*,B2 |
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| - |
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| - |
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| Altt,A2,A3,Bi | ,B2 |
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| - |
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| Al*,A2,A3,Bl | ,B2 |
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| - |
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| Al ,A2,A3,Bl |
| ,B2 |
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| - |
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| A l ’ |
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| Bi* |
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| Al |
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| Al *,Bl* |
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| A&l | * |
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| Al *,Bl |
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| Al ,Bl* |
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| Al | ,Bl |
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| Al ,Bl |
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| Ai*,A2,Bl* |
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| Al *,Bl *,B2 |
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| Al | • |
| ,A2,Bl |
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| Al ,Bl | *,B2 |
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| Al ,A2,Bi |
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| Al ,Bl |
| ,B2 |
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| Al*,A2,Bi• | ,B2 |
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| Al • | ,A2,Bl | • ,B2 |
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| Al *,A2,Bl ,B2 |
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| Al ,A2,Bl |
| *,B2 |
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| Al ,A2,Bl | ,B2 |
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| Al | ,A2,Bl |
| ,B2 |
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| Al*,A2,A3,Bl | *,B2 |
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| Al • | ,A2,A3,Bl *,B2 |
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| Al *,A2,A3,81 |
| ,B2 |
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| Al ,A2,A3,Bl*,B2 |
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| Al ,A2,A3,Bl |
| ,B2 |
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| Al ,A2,A3,Bl | ,B2 |
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*Unloaded compressor. tCompressor unloader, standard. **Compressor unloader, accessory ttTwo unloaders, both unloaded.
NOTE: These capacity control steps may vary due to lag compressor sequencing.
1 5