Carrier 040-420 - Manual (Page 8)

Table 4B Capacity Control Steps, 080-110 and Associated Modular Units
UNIT
3 0 G N
LOADING SEQUENCE A LOADING SEQUENCE B
Displacement
1 0 0
Compressors Compressors
A l *
Al
Al
Al
Al
Al
Al
Al
A l ”
Al
Al
Al
Al
Al
Al
t t
Al
Al
Al
Al
080 (60 Hz)
Al
A l *
*
Al
Al ,Bl
Al
Al
Al
t t
A l *
Al
Al *
Al
Al
,
Al
Al
l
Al
t t
*
Al
*
Al
Al
Al
Al
080 ( S O H z )
*Unloaded compressor.
unloader, standard
**Compressor unloader, accessory
unloaders, both unloaded.
NOTE: These capacity control steps may vary due to lag compressor sequencing.