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MUA RE-CIRCULATION SPRAY/BAKE SEQUENCE
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"SPRAY"
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POWER ON LIGHT ENERGIZED
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- IF EQUIPPED, MAKE-UP AIR UNIT’S DAMPER (INTAKE OR DISCHARGE) IS ENERGIZED; END SWITCH ON DAMPER ACTUATOR IS MADE WHEN DAMPER IS 75% OPEN
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START DELAY TIMER ENERGIZED
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- IF EQUIPPED WITH EXHAUST FAN STARTERS, HIGH SPEED STARTER FOR TWO SPEED EXHAUST MOTORS IS ENERGIZED OR BOTH EXHAUST FAN MOTOR STARTERS FOR TWO SINGLE SPEED EXHAUST FANS
- IF EQUIPPED WITH EXHAUST AUTO BALANCE SYSTEM, VFD IS ENABLED AND STATIC PRESSURE CONTROLLER OVERRIDDEN TO FORCE EXHAUST FAN VFD TO HIGH SPEED
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START DELAY TIMER TIMES OUT
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- MAKE-UP AIR UNITS SUPPLY FAN STARTER ENERGIZED.
- AFTER AIRFLOW IS PROVEN "BLOWER LIGHT" IS ENERGIZED
- RE-CIRCULATION SYSTEMS MODULATION DAMPERS ARE IN 100% OUTSIDE AIR MODE
- IF EQUIPPED WITH AUTO BALANCE SYSTEM, STATIC PRESSURE CONTROLLER CONTROLS EXHAUST FAN VFD BASED UPON BOOTH PRESSURE REQUIREMENTS
- SPRAY LIGHT ENERGIZED
- BURNER ENABLED VIA THE MANUAL "HEAT ON/OFF" SWITCH
- "BURNER LIGHT" ENERGIZED IF HEAT IS "ON"
- SET POINT ONE ENABLED ON "M" SERIES TEMPERATURE CONTROLLER
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"BAKE"
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PURGE CYCLE TIMER ENERGIZED
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- PURGE LIGHT ENERGIZED
- NO CHANGE IN MAKE UP AIR UNIT OR EXHAUST FAN OPERATION
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PURGE CYCLE TIMER TIMES OUT
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BAKE TIMER ENERGIZED
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- RE-CIRCULATION SYSTEMS (80/20) DAMPER POSITIONING MANUAL POTENTIOMETER IS ENABLED AND DAMPERS ADJUSTS TO POTENTIOMETERS SETTING.
- BURNER IS ENABLED
- "BURNER LIGHT" ENERGIZED
- IF EQUIPPED WITH EXHAUST STARTERS, LOW SPEED STARTER ENERGIZED FOR TWO SPEED EXHAUST MOTOR OR ONE EXHAUST FAN STARTER IS DE-ENERGIZED ON TWO SINGLE SPEED EXHAUST FAN SYSTEMS
- IF EQUIPPED WITH EXHAUST AUTO BALANCE SYSTEM, STATIC PRESSURE CONTROLLER CONTROLS EXHAUST FAN VFD BASED UPON BOOTH PRESSURE REQUIREMENTS
- BAKE LIGHT ENERGIZED
- SET POINT TWO ENABLED ON "M" SERIES TEMPERATURE CONTROLLER
- BOOTH LIGHTS LOCKED OUT
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BAKE CYCLE TIMES OUT
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COOL DOWN TIMER ENERGIZED
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- COOL DOWN LIGHT ENERGIZED
- RE-CIRCULATION SYSTEMS (80/20) MODULATION DAMPERS ARE IN 100% OUTSIDE AIR MODE
- BURNER ENABLED VIA THE MANUAL "HEAT ON/OFF" SWITCH
- "BURNER LIGHT" ENERGIZED IF HEAT IS "ON"
- IF EQUIPPED WITH EXHAUST FAN STARTERS, HIGH SPEED STARTER FOR TWO SPEED EXHAUST MOTORS IS ENERGIZED OR BOTH EXHAUST FAN MOTOR STARTERS FOR TWO SINGLE SPEED EXHAUST FANS
- IF EQUIPPED WITH EXHAUST AUTO BALANCE SYSTEM, VFD IS ENABLED AND STATIC PRESSURE CONTROLLER OVERRIDDEN TO FORCE EXHAUST FAN VFD TO HIGH SPEED
- SET POINT ONE ENABLED ON "M" SERIES TEMPERATURE CONTROLLER
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COOL DOWN CYCLE COMPLETE
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MAKE UP AIR UNIT AND EXHAUST SYSTEM SHUTS OFF
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BOOTH LIGHTS ENERGIZED
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