Lb-white I-17 Infraconic Spark Ignition Manual de usuario descargar pdf (Pagina 20)

Does Igniter Spark?

19

Problem 1

Heater

does

not light

Is

proper voltage

being sent from

ON/OFF switch to

high limit

switch?

Is an

audible click

heard when solenoid valve

is supplied

voltage?

Check for voltage

and resistance of

switch and electrical

leads between

switches and ignition

control. Replace if

defective.

Yes

No

Yes

Inner combustion

cone, venturi tube

or main burner

orifice are plugged

with dirt. Clean the

heater.

No

Is ON/OFF switch

on Heater Positioned

to On

Position the

switch to On.

Yes

No

Is

proper voltage

supplied to zone

control panel and

heater power

cord?

Provide proper voltage.

- Check circuit breakers

- Make sure building

environment control

thermostat is working

properly and calling for

heat

Yes

No

Yes

No

Replace gas solenoid

valve

A. Check igniter for

defects, cleanliness, and

proper gap.

B. Check ignition lead.

Verify resistance of lead.

Should be 1 ohm or less.

Ensure lead has good

connections and no cuts.

Replace if necessary.

C. If igniter and ignition lead

are good, Replace

inition control.

Is proper

voltage

sent through power

cord to On/Off

switch?

Yes

No

Check leads of

power cord for

resistance.

Replace power

cord if necessary.

Is proper

voltage supplied to

gas control valve

on heater?

Replace ignition

control.

No

Yes

Are all fuel supply

valves open?

Open all fuel supply valves

Yes

No

Is proper

gas pressure

supplied to zone

control panel and

to heater?

Yes

No

Provide Proper

Pressure.

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