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LED Constant On
Red Light
Not On
Normal Operation
Is Selector
Switch Set to
Heat?
Is Fan Running?
Set Selector
Switch to Heat
Ye
s
Ye
s
No
Ye
s
Ye
s
Ye
s
Is
Thermost
at
Set Above Room
T
emperature?
Set Thermost
at
Above Room
T
emperature.
Is
Thermost
at
Defective? Check
for Continuity
.
Is Proper
V
olt
age Supplied
to Heater Power Cord
and Through
Power Cord?
Replace Thermost
at
Does Heater
Light?
Are 24 V
olt
s
Supplied from
T
ransformer?
No
No
No
No
No
Ye
s
Is
Proper
V
olt
age Supplied
to T
ransformer?
No
Ye
s
Ye
s
No
See “One T
ime Flash”
Light is Disconnected or is
Defective.
If Electrical Connections
are Good, Replace Light.
Check Nameplate for
Electrical Supply
Requirement
s. Provide
Proper V
olt
age From
Electrical Supply
. Check
Circuit Breakers in Building
Electrical System. Check
Replace
No
Are 24 V
olt
s
Supplied to
Ignition
Module?
Poor Electrical Connection or Broken Wire
Present. Rep
air or Replace.
Replace Ignition Module.
Check Electrical
Connections and
Power Supply to
T
ransformer
.
HEA
TING MODE
21
Содержание Premier TS170
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