Carrier 30GN040-420 operating instructions Loading Sequence A

Table 4C Ð Capacity Control Steps, 130-210 and Associated Modular Units (cont)

		LOADING SEQUENCE A		LOADING SEQUENCE B
UNIT	CONTROL	%		%
SIZE	STEPS	Displacement	Compressors	Displacement	Compressors
		(Approx)		(Approx)
	1	Ð	Ð	11	B1*
	2	Ð	Ð	17	B1
	3	Ð	Ð	28	A1,B1*
	4	Ð	Ð	33	A1,B1
190, 290A, 360A,	5	Ð	Ð	44	A1,B1*,B2
	6	Ð	Ð	50	A1,B1,B2
390B (50 Hz)
	7	Ð	Ð	61	A1,A2,B1*,B2
A1,B1**
	8	Ð	Ð	67	A1,A2,B1,B2
	9	Ð	Ð	78	A1,A2,B1*,B2,B3
	10	Ð	Ð	83	A1,A2,B1,B2,B3
	11	Ð	Ð	94	A1,A2,A3,B1*,B2,B3
	12	Ð	Ð	100	A1,A2,A3,B1,B2,B3
	1	11	A1*	11	B1*
	2	17	A1	17	B1
	3	22	A1*,B1*	22	A1*,B1*
	4	28	A1*,B1	28	A1,B1*
	5	33	A1,B1	33	A1,B1
	6	39	A1*,A2,B1*	39	A1*,B1*,B2
190, 290A, 360A,	7	44	A1*,A2,B1	44	A1,B1*,B2
	8	50	A1,A2,B1	50	A1,B1,B2
390B (50 Hz)	9	55	A1*,A2,B1*,B2	55	A1*,A2,B1*,B2
A1**,B1**	10	61	A1*,A2,B1,B2	61	A1,A2,B1*,B2
	11	67	A1,A2,B1,B2	67	A1,A2,B1,B2
	12	72	A1*,A2,A3,B1*,B2	72	A1*,A2,B1*,B2,B3
	13	78	A1*,A2,A3,B1,B2	78	A1,A2,B1*,B2,B3
	14	83	A1,A2,A3,B1,B2	83	A1,A2,B1,B2,B3
	15	89	A1*,A2,A3,B1*,B2,B3	89	A1*,A2,A3,B1*,B2,B3
	16	94	A1*,A2,A3,B1,B2,B3	94	A1,A2,A3,B1*,B2,B3
	17	100	A1,A2,A3,B1,B2,B3	100	A1,A2,A3,B1,B2,B3
	1	11	A1	14	B1
210, 315A, 390A,	2	25	A1,B1	25	A1,B1
	3	36	A1,A2,B1	44	A1,B1,B2
420A/B (60 Hz)	4	56	A1,A2,B1,B2	56	A1,A2,B1,B2
A1,B1	5	67	A1,A2,A3,B1,B2	75	A1,A2,B1,B2,B3
	6	86	A1,A2,A3,B1,B2,B3	86	A1,A2,A3,B1,B2,B3
	7	100	A1,A2,A3,A4,B1,B2,B3	100	A1,A2,A3,A4,B1,B2,B3
	1	8	A1*	Ð	Ð
	2	11	A1	Ð	Ð
	3	22	A1*,B1	Ð	Ð
	4	25	A1,B1	Ð	Ð
	5	33	A1*,A2,B1	Ð	Ð
210, 315A, 390A,	6	36	A1,A2,B1	Ð	Ð
	7	52	A1*,A2,B1,B2	Ð	Ð
420A/B (60 Hz)
	8	56	A1,A2,B1,B2	Ð	Ð
A1**,B1
	9	63	A1*,A2,A3,B1,B2	Ð	Ð
	10	67	A1,A2,A3,B1,B2	Ð	Ð
	11	83	A1*,A2,A3,B1,B2,B3	Ð	Ð
	12	86	A1,A2,A3,B1,B2,B3	Ð	Ð
	13	97	A1*,A2,A3,A4,B1,B2,B3	Ð	Ð
	14	100	A1,A2,A3,A4,B1,B2,B3	Ð	Ð
	1	Ð	Ð	9	B1*
	2	Ð	Ð	14	B1
	3	Ð	Ð	21	A1,B1*
	4	Ð	Ð	25	A1,B1
	5	Ð	Ð	40	A1,B1*,B2
210, 315A, 390A,	6	Ð	Ð	44	A1,B1,B2
	7	Ð	Ð	51	A1,A2,B1*,B2
420A/B (60 Hz)
	8	Ð	Ð	56	A1,A2,B1,B2
A1,B1**
	9	Ð	Ð	71	A1,A2,B1*,B2,B3
	10	Ð	Ð	75	A1,A2,B1,B2,B3
	11	Ð	Ð	82	A1,A2,A3,B1*,B2,B3
	12	Ð	Ð	86	A1,A2,A3,B1,B2,B3
	13	Ð	Ð	96	A1,A2,A3,A4,B1*,B2,B3
	14	Ð	Ð	100	A1,A2,A3,A4,B1,B2,B3

*Unloaded compressor. ²Compressor unloader, standard. **Compressor unloader, accessory. ²²Two unloaders, both unloaded.

NOTE: These capacity control steps may vary due to lag compressor sequencing.

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