All installations and services must be performed by qualified service personnel.- Page 13

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

11 

BLOWER Off-

Delay Active? 

Sequence of Operation 

BURNER On

1. A/C Off 
2. COOL mode Off 
3.BLOWER Off-Delay Started 
4. Status LED Off 

BLOWER 

= LOW

BLOWER = COOL 

COOL 

Mode On? 

Y 

Active? 

On-Delay 

Ended? 

Yes Yes 

Yes

Yes 

No No  No 

No 

DEHUM 

Active? 

BLOWER = LOW

1. BLOWER Off (No Delay) 
2. Status LED Off 

1. HEAT mode On 
2. BLOWER = HEAT 
3. Status LED Flashes 

1. COOL mode On 
2. Blower On-Delay Started 
3. Condenser On 
4. Status LED On (continuous) 

1. FAN mode On 
2. BLOWER = LOW 
3. Status LED On (continuous) 

G Active? 

Y Active? 

LIMIT 

Active? 

FAN Mode 

On? 

G 

Active? 

W Active? 

1. HEAT mode On 
2. Blower On-Delay Started 
3. Burner On 
4. Status LED On (continuous) 

Yes Yes 

Yes 

Yes 

Yes 

Yes 

No No 

No 

No 

No 

No 

Yes 

No 

1.BURNER Off 
2. HEAT mode Off 
3. BLOWER Off-Delay Started 
4. Status LED Off 

HEAT 

Mode On? 

W 

Active? 

LIMIT 
Active?

On-Delay

Ended? 

Yes Yes

Yes

Yes 

No 

No 

No

No