L.B. White AW230, Инструкция и руководство пользователя

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DIRECT IGNITION OPERATION SEQUENCE:
(Heating Mode)
— Line Voltage is Sent from Selector Switch to Transformer
— 24 V.A.C. is sent from Transformer to the Thermostat
— A call for Heat Occurs
— 24 V.A.C. is sent from Thermostat to Ignition Control
Module
— Red Light on Ignition Module Begins to Glow
— Ignition Control Module Performs an Internal Safe Start
Check
-- Internal Components are Tested
-- Voltage is sent to Flame Sensor from Control Module
to Start Flame Proving Process
-- Air Flow Circuit is Checked
— Ignition Control Module Begins Safety Lockout Timing
— Ignition Control Module Starts Fan Motor for Prepurge
-- Air Flow Switch is Checked for Proper Operation
-- Module Stops the Fan Motor
— Ignition Control Module Powers the Igniter
— Ignition Control Module Restarts the Fan Motor (after
igniter warm-up)
-- Air Flow Switch Closes
-- Gas Control Valve Opens
— Ignition Occurs
-- Igniter stays “Powered-up” for 6 seconds after Ignition
-- Flame Proving occurs (in 6 seconds)
-- Igniter Shuts Off
-- Gas Valve Stays Open
— Room Warms to Desired Temperature
-- Thermostat is Satisfied
-- Heater Shuts Down
— Process Starts Again on Call for Heat
IGNITION FAILURE SEQUENCE:
— First Trial for Ignition Takes Approximately 30 Seconds
— Two More Trials for Ignition will Occur
-- Second Trial Follows Immediately if First Trial Fails
-- Module Starts a 15 Minute “Wait” Period to Allow
Ignition Interruption to Pass
-- Third and Final Trial Occurs After 15 Minute Wait
Period
— If Ignition Control Module Does Not Prove Flame After
Third Trial, the Module Goes into Safety Lockout (3 Flash
Pattern)
-- Igniter Shuts Down
-- Fan Motor Stops
-- Gas Valve Closes
— To Manually Reset the Ignition System
-- Unplug the Heater and Plug it back in
-- OR --
Turn Thermostat to “Off” or “No Heat” and Then Back
to Above Room Temperature
-- OR --
Move the Heat/Vent Selector Switch to “Off” and
Then Back to “Heat”