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	13	A1	13	B1
190, 290A, 360A/B,	2	25	A1,B1	25	A1,B1
	3	41	A1,A2,B1	41	A1,B1,B2
390B (60 Hz)
	4	56	A1,A2,B1,B2	56	A1,A2,B1,B2
A1,B1
	5	78	A1,A2,A3,B1,B2	78	A1,A2,B1,B2,B3
	6	100	A1,A2,A3,B1,B2,B3	100	A1,A2,A3,B1,B2,B3
	1	9	A1*	Ð	Ð
	2	13	A1	Ð	Ð
	3	21	A1*,B1	Ð	Ð
	4	25	A1,B1	Ð	Ð
190, 290A, 360A/B,	5	37	A1*,A2,B1	Ð	Ð
	6	41	A1,A2,B1	Ð	Ð
390B (60 Hz)
	7	53	A1*,A2,B1,B2	Ð	Ð
A1**,B1
	8	56	A1,A2,B1,B2	Ð	Ð
	9	74	A1*,A2,A3,B1,B2	Ð	Ð
	10	78	A1,A2,A3,B1,B2	Ð	Ð
	11	96	A1*,A2,A3,B1,B2,B3	Ð	Ð
	12	100	A1,A2,A3,B1,B2,B3	Ð	Ð
	1	Ð	Ð	9	B1*
	2	Ð	Ð	13	B1
	3	Ð	Ð	21	A1,B1*
	4	Ð	Ð	25	A1,B1
190, 290A, 360A/B,	5	Ð	Ð	37	A1,B1*,B2
	6	Ð	Ð	41	A1,B1,B2
390B (60 Hz)
	7	Ð	Ð	53	A1,A2,B1*,B2
A1,B1**
	8	Ð	Ð	56	A1,A2,B1,B2
	9	Ð	Ð	74	A1,A2,B1*,B2,B3
	10	Ð	Ð	78	A1,A2,B1,B2,B3
	11	Ð	Ð	96	A1,A2,A3,B1*,B2,B3
	12	Ð	Ð	100	A1,A2,A3,B1,B2,B3
	1	9	A1*	9	B1*
	2	13	A1	13	B1
	3	18	A1*,B1*	18	A1*,B1*
	4	21	A1*,B1	21	A1,B1*
	5	25	A1,B1	25	A1,B1
	6	33	A1*,A2,B1*	33	A1*,B1*,B2
190, 290A, 360A/B,	7	37	A1*,A2,B1	37	A1,B1*,B2
	8	41	A1,A2,B1	41	A1,B1,B2
390B (60 Hz)	9	49	A1*,A2,B1*,B2	49	A1*,A2,B1*,B2
A1**,B1**	10	53	A1*,A2,B1,B2	53	A1,A2,B1*,B2
	11	56	A1,A2,B1,B2	56	A1,A2,B1,B2
	12	71	A1*,A2,A3,B1*,B2	71	A1*,A2,B1*,B2,B3
	13	74	A1*,A2,A3,B1,B2	74	A1,A2,B1*,B2,B3
	14	78	A1,A2,A3,B1,B2	78	A1,A2,B1,B2,B3
	15	93	A1*,A2,A3,B1*,B2,B3	93	A1*,A2,A3,B1*,B2,B3
	16	96	A1*,A2,A3,B1,B2,B3	96	A1,A2,A3,B1*,B2,B3
	17	100	A1,A2,A3,B1,B2,B3	100	A1,A2,A3,B1,B2,B3
	1	17	A1	17	B1
190, 290A, 360A,	2	33	A1,B1	33	A1,B1
	3	50	A1,A2,B1	50	A1,B1,B2
390B (50 Hz)
	4	67	A1,A2,B1,B2	67	A1,A2,B1,B2
A1,B1
	5	83	A1,A2,A3,B1,B2	83	A1,A2,B1,B2,B3
	6	100	A1,A2,A3,B1,B2,B3	100	A1,A2,A3,B1,B2,B3
	1	11	A1*	Ð	Ð
	2	17	A1	Ð	Ð
	3	28	A1*,B1	Ð	Ð
	4	33	A1,B1	Ð	Ð
190, 290A, 360A,	5	44	A1*,A2,B1	Ð	Ð
	6	50	A1,A2,B1	Ð	Ð
390B (50 Hz)
	7	61	A1*,A2,B1,B2	Ð	Ð
A1**,B1
	8	67	A1,A2,B1,B2	Ð	Ð
	9	78	A1*,A2,A3,B1,B2	Ð	Ð
	10	83	A1,A2,A3,B1,B2	Ð	Ð
	11	94	A1*,A2,A3,B1,B2,B3	Ð	Ð
	12	100	A1,A2,A3,B1,B2,B3	Ð	Ð

*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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