Middleby Marshall PS500 - Manual (Page 25)

25
ENGLISH
BLOWER MOTOR
BLOWER MOTOR RUN
(silver)
RUN
(silver)
START (black)
START (black)
blue
blue
brown
brown
purple
purple
red/blk
red/blk
AMPLIFIER
BOARD
MODULATING
VALVE
TRANSFORMER 240Vp
:
120Vs
200
VA
GAS
PRESSURE SWITCH
SAFETY SWITCH
LEFT
REAR
HEAT SWITCH
PICKUP ASSY
CONVEYOR
SPEED
CONTROLLER
CONV MOTOR
BLOWER SWITCH
SAFETY SWITCH
LEFT
FRONT
TERMINAL
BLOCK
TERMINAL
BLOCK
PICKUP ASSY
CONVEYOR
SPEED
CONTROLLER
CONV MOTOR
FOR
USE
IN
SPLIT
BELT
APPLICATIONS
ONLY
TEMPERATURE CONTROLLER
LEFT
COOLING FAN
TERMINAL
BLOCK RFI
FILTER
REAR
PANEL
GROUND
CONNECTIONS
HIGH
LIMIT
THERMOCOUPLE
TEMPERATURE
THERMOCOUPLE
3
(IF
PRESENT)
SAFETY SWITCH
RIGHT
REAR
SAFETY SWITCH
RIGHT
FRONT
TRANSFORMER
240Vp
: 24Vs
25
VA
RESET SWITCH
RESET LAMP
CONVEYOR
SWITCH
AIR
SWITCH
3
RIGHT
FRONT
IGNITION
CONTROL
MODULE
PILOT IGNITOR SENSOR
BURNER BLOWER MOTOR
GAS
CONTROL VALVE
RIGHT COOLING
FAN
AIR
SWITCH
1
RIGHT
REAR
AIR
SWITCH
2
LEFT
REAR
CONTACTOR
CIRCUIT BREAKERS
#1-#4
HIGH
LIMIT
RESET
LAMP
HIGH
LIMIT
CONTROL MODULE
HIGH
LIMIT
RESET SWITCH
CIRCUIT
BREAKER
#6
CIRCUIT
BREAKER
#5
CIRCUIT BREAKER
#7
TERMINAL
BLOCK
TEMPERATURE THERMOCOUPLES
1-2
red
white
ground
white
red ground
red
white
ground
red
wht
gnd
red
wht
red white
thermocouple
ground
FRONT FLOOR GROUND
black
white
red
brn
blue
black
white
red
brn
blue
0-20mA
INPUT
4-20V DC
OUTPUT
Fig.
5-3
Wiring
Diagram,
PS555G
or
PS570G
Gas
Oven
with
Type
2
Gas
Valve,
230V,
50
Hz,
1
Ph