Grain Systems PNEG-1459 - Manual (Page 40)

40 PNEG-1459 L Series Operators
ILLUSTRATIONS
Illustration 5 Upper Control Box.
Load, Unload,
and Auxiliary
Motor Over-
loads and
Contactors
Fan Motor Soft-
start Module or
Overload and
Contactor
Air Switch
Power Trans-
former
Upper Terminal
Strip
Lower Terminal
Strip
Fan-Heater
Board
SCR Trans-
former
SCR Contactor
and Circuit
Breakers
SCR Circuit
Board
Dryer Network
I/O Board
Main Circuit
Breaker
Power Distribu-
tion Block
Ignition Trans-
former
Load, Unload,
and Auxiliary
Motor Circuit
Breakers
Fan Motor Cir-
cuit Breaker
Honeywell
Burner Control
Soft-Start
Transformer