19
Blower Speed Adjustments
Refer to the wiring diagram in the appendix to verify speed
tap settings.
All models are equipped with EEM motors. EEM motors are
constant torque motors with very low power consumption.
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nal block on the motor.
Heating-White Lead Cooling-Yellow Lead
T1 - Low Speed T4 - Low Speed
T2 - Medium Speed T5 - High Speed
T3 - High Speed
Definition
Definition
T1
White T3
Brown T4
127(+ඍඉගඑඖඏඉඑකඎඔඟඕඝඛගඊඍඉඌඒඝඛගඍඌගක-
ඞඑඌඍගඐඍගඍඕඍකඉගඝකඍකඑඛඍඛඐඟඖඖකඉගඑඖඏඔඉගඍ
Limit Check
Check limit control operation after 15 minutes of operation
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1. After several minutes the main burners must go OFF.
Blower will continue to run.
2. Remove air restrictions and main burners will relight
after a cool down period of a few minutes.
Adjust the thermostat setting below room temperature.
1. Main burners must go OFF.
2. Circulating Air Blower will continue to run for 120, 135
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on the setting.
1
2
3
10
11
12
9
6
2 3
6
5
8
9
11
12
L2
L2L2
L2
D1
L1
L1 UNUSED
HEAT
COOL
FS
K2
K1
R8
R10
R3
K4
K3
R31
LED
1068-83-400A
C27
D3
R38
D9
D10
R34
R35
R4
R11
R42
D12
R36
D11
D14
C20
Z1
R29
R22
C13
R25
D5
D7
3&%$*&ඖගකඔ%ඉකඌ6එඖඏඔඍ6ගඉඏඍ
LO COOL
HI COOL
LO HEAT
HI HEAT
U6
U7
U4
U5
U3
K2
K1
P1
ECON
STAGE
DELAY
SPEEDUP
SW1
FAULT
RECALL
BLOWER
OFF DELAY
F1
R C W1 W2
G Y1 Y2
3&%$*&ඖගකඔ%ඉකඌ7ඟ6ගඉඏඍ
127(,ඎඖඍඋඍඛඛඉකඡඉඌඒඝඛගඎඉඖ2))ඌඍඔඉඡඛඍගගඑඖඏඛ
ගඊගඉඑඖඛඉගඑඛඎඉඋගකඡඋඕඎකගඔඍඞඍඔ
WARNING
7ඐඑඛඝඖඑගඕඝඛගඖගඊඍඝඛඍඌඉඛ³උඖඛගකඝඋගඑඖඐඍඉගඍක´ඌඝකඑඖඏ
ගඐඍඎඑඖඑඛඐඑඖඏඐඉඛඍඛඎඋඖඛගකඝඋගඑඖඖඉඖඍඟඛගකඝඋගඝකඍ7ඐඑඛ
ගඡඍඎඝඛඍඕඉඡකඍඛඝඔගඑඖකඍඕඉගඝකඍඎඉඑඔඝකඍඎගඐඍඝඖඑගඌඝඍ
ගඍචගකඍඕඍඔඡඔඟකඍගඝකඖඉඑකගඍඕඍකඉගඝකඍඛඉඖඌඍචඛඝකඍග
උකකඛඑඞඍකඞඍකඡඌඑකගඡඉගඕඛඐඍකඍඛ
Unit Shutdown
1. Set the thermostat to lowest setting.
2. 7XUQRႇWKHHOHFWULFDOSRZHUVXSSO\WRWKHXQLW
3. Remove the heat exchanger door on the side of the
unit by removing screws.
4. Move the gas control valve switch to the OFF position.
Do not force.
5. &ORVHPDQXDOJDVVKXWRႇYDOYHH[WHUQDOWRWKHXQLW
6. Replace the heat exchanger door on the unit.
7. If cooling and/or air circulation will be desired, turn
ON the electrical power.
&ඔඑඖඏ6ගඉකගඝ
127(7ඐඍඝගඌකගඍඕඍකඉගඝකඍඕඝඛගඊඍ)ක
ඐඑඏඐඍකඊඍඎකඍඕඉඓඑඖඏඉඌඒඝඛගඕඍඖගඛගඋඐඉකඏඍ
Compressor Protection Devices
The compressor includes components which are designed
to protect the compressor against abnormal operating
conditions.
WARNING
7ඉඞඑඌකඍකගඡඌඉඕඉඏඍඍකඛඖඉඔඑඖඒඝකඡකඌඍඉගඐ
ඉඔඟඉඡඛඌඑඛඋඖඖඍඋගඍඔඍඋගකඑඋඉඔඟඍකඊඍඎකඍඑඖඛඍඋගඑඖඏක
ඛඍකඞඑඋඑඖඏගඐඍඝඖඑග$ඔඔඋඕකඍඛඛකකගඍඋගඑඖඌඍඞඑඋඍඛකඍඛඍග
ඉඝගඕඉගඑඋඉඔඔඡඍඖඍකඏඑජඑඖඏගඐඍඋඖගඉඋගකඉඖඌඝගඌකඎඉඖ