Crown CSHB60-90XE operation manual Sequence of Operation

All installations and services must be performed by qualified service personnel.

BLOWER Off-		Yes				Sequence of Operation
Delay Active?
No
HEAT	Yes			W	Yes	On-Delay	Yes	LIMIT	Yes
Mode On?			Active?			Ended?		Active?

NoNo

1.BURNER Off

2.HEAT mode Off

3.BLOWER Off-Delay Started

4.Status LED Off

NoNo

BURNER On

COOL

Mode On?

No

Yes	Y	Yes
	Active?

No

1.A/C Off

2.COOL mode Off 3.BLOWER Off-Delay Started

4.Status LED Off

	Yes		Yes
On-Delay		DEHUM		BLOWER
Ended?		Active?
				= LOW

No

No

BLOWER = COOL

FAN Mode			Yes			Yes
						G	BLOWER = LOW
On?
					Active?
	No					No
				1. BLOWER Off (No Delay)
				2. Status LED Off
LIMIT		Yes
					1. HEAT mode On
Active?
					2. BLOWER = HEAT
					3. Status LED Flashes
	No
		Yes			1. HEAT mode On
W Active?					2. Blower On-Delay Started
					3. Burner On
	No				4. Status LED On (continuous)
		Yes			1. COOL mode On
Y Active?					2. Blower On-Delay Started
					3. Condenser On
	No				4. Status LED On (continuous)
		Yes			1. FAN mode On
G Active?					2. BLOWER = LOW
	No				3. Status LED On (continuous)

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