Greenheck TSU Direct Gas Manual (456857) User Manual
Page 12
12
Typical Gas Control
Compartment Layout for
Housing Sizes 10, 20 & 30
Typical Gas Control
Compartment Layout for
TSU Housing Sizes 40 & 50
MUA-DG IOM FS
Rev 3 January 2001
Airflow Switch*
Modulating
Valve
Hand
Valve
Fluid
Valve
View Port
High/Low
Gas Pressure
Pilot Solenoid
Valve
Pilot Regulator
Manual Shutoff*
Gas Supply
Connection
Starter
Overload
Motor
Fuses
Transformer
Fuses
120v
Transformer
24v
Transformer
Amplifier
Temperature
Selector
Spark
Generator
Inlet Air Switch
(optional)
Flame
Safeguard
High Limit
Switch
Freeze Protection
(optional)
Disconnect
Inlet Air Sensor
(optional)
Pilot
Solenoid
High Temperature
Limit Switch
Modulating
Valve
Manual
Shutoff
Plugged Test
Port
Manual
Shutoff
Pilot Regulator
Supply
Gas Connection
Main
Regulator
Main Solenoid
Valve
View Port
Temperature
Selector
Airflow*
Switch
Spark
Generator
Flame
Safeguard
Maxitrol
Amplifier
Summer/Winter
Switch
Manual
Reset
Button
Low Fire
Manual Reset
Button
Main Solenoid
Valve
Manual*
Shutoff
Note: * Two are provided on Canadian Units.
Copyright © 2001 Greenheck Fan Corp.
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