Middleby Marshall PS555G GAS installation manual Wiring Diagrams, Thermocouples

Page 22

ENGLISH

Fig. 5-1

Wiring diagram, PS555G or PS570G Gas Oven, 208/240V, 50/60Hz, 1 Ph

THERMOCOUPLES 1-3

 

 

3

2

1

 

E WHITE RED

WHITE E RED

WHITE RED E

TERMINAL

 

 

 

 

BLOCK 1

 

 

 

TERMINAL

REAR

 

 

 

BLOCK 4

 

 

 

PANEL

 

 

 

 

 

 

 

 

GROUND

 

 

 

WHITE TO HIGH

 

 

 

 

LIMIT TC +

FRONT

RED

WHITE

E

RED TO HIGH

GROUND

GROUND TO HIGH

 

 

 

LIMIT TC -

PANEL

 

 

 

 

LIMIT GRD

SPLIT BELT OVENS ONLY

 

CONV

PICKUP

 

TERMINAL

 

MOTOR

 

BLOCK 2

 

 

 

 

 

BRN

BLUE

RED

WHITE

BLACK

BLOWER

 

 

 

 

 

 

 

 

 

MOTOR LEFT

 

 

 

 

 

 

 

BRN

WHITE

 

 

 

 

 

START

 

BLACK

 

 

 

 

 

CAPACITOR

BLUE

 

 

 

 

SPEED CONTROLLER

PURPLE

RED/

 

 

 

 

 

 

BLACK

 

 

 

 

 

 

 

 

 

 

 

 

 

RUN

 

 

 

 

 

 

 

CAPACITOR

 

 

CONV

 

PICKUP

 

 

 

22

MOTOR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CIRCUIT BREAKERS 1-4, 15A

TERMINAL

BLOCK 3

BLOWER

MOTOR RIGHT

BLACK BRN

WHITE

BLUE

PURPLE RED/

BLACK

1 2 3 4

SAFETY SWITCH 1

LEFT REAR

CIRCUIT LAMP BREAKER 5, 3A

CIRCUIT BREAKER 6, 3A

CONTACTOR

SAFETY SWITCH 2

RIGHT REAR

HIGH LIMIT CONTROL MODULE

RED

WHT

E

THERMO-

COUPLE 1

SAFETY

SWITCH 3

RIGHT FRONT

TRANSFORMER 1 240/280Vp:120Vs 200VA

LINE LOAD

SECTION 5 - ELECTRICAL

BRN

BLUE

RED

WHITE

BLACK

SAFETY

 

SWITCH 4

 

 

 

 

 

 

LEFT FRONT

 

 

 

SPEED CONTROLLER

 

 

 

 

TEMPERATURE

 

 

 

CONVEYOR

 

 

 

 

 

SWITCH

 

 

CONTROLLER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HEAT

 

 

 

 

 

BLOWER

SWITCH

 

 

 

 

 

 

 

 

 

 

 

SWITCH

 

COOLING

 

 

 

 

 

 

FAN LEFT

 

 

 

 

 

 

AIR SWITCH 2

AIR SWITCH 1

LEFT REAR

RIGHT REAR

 

AIR SWITCH 2

 

LEFT REAR

COMBINATION GAS

 

CONTROL VALVE

 

 

PILOT

 

LINE

 

LOAD

PILOT

LINE

SENSOR

IGNITION MODULE

COOLING

FAN RIGHT

BURNER TRANSFORMER 2 BLOWER

240Vp:24Vs MOTOR 65VA

BRN BLUE

LINE

TRANSFORMER 3 240Vp:24Vs, 25VA

MODULATING

GASVALVE

FRONT

FLOOR

GROUND

LOAD

4-20V DC OUTPUT

24V AC INPUT

AMPLIFIER

BOARD

WIRING DIAGRAMS

E

IMPORTANT

An electrical wiring diagram for the oven is also located inside the machinery compartment.

Image 22
Contents PS500 Series Gas and Electric Ovens Rev. B V2 11/01English Table of Contents Oven Uses DescriptionII. Oven Components see Figure Installation Electrical specifications for PS555G and PS570G gas ovensBase PAD KIT see Figure QuantityRequirements Installation KIT see FigureIII. Ventilation System RecommendationsRestraint Cable Installation IV. Assembly2c. Legs/Casters Installation Quad Ovens Conveyor InstallationInstall the conveyor drive motor cover 10 Checking the conveyor tensionAdditional Information Gas Ovens Final AssemblyVI. Electrical Supply Additional Information Electric OvensVII. GAS Supply Rate regulator Must be installed in the line BeforeAbove steps or when necessary during service main System by closing its individual manual shutoff valve dur15 Flexible Gas Hose Installation Gas ConversionOperation Location and Description of ControlsII. Normal Operation STEP-BY-STEP III. Quick Reference Digital Temperature Controller IV. Quick Reference Troubleshooting Maintenance Maintenance DailyII. Maintenance Monthly When removing the conveyor, refer to -9 in , InstallationRemove the idler shaft assembly from the conveyor III. Maintenance Every 3 MonthsSplit Belt Disassembly and Cleaning Loosen the locking collar set screw, as shown in FigureBlower Belts IV. Maintenance Every 6 MonthsLubricating the Blower Fan Bearings Electric Ovens KEY Spare Parts KIT Available separately. See FigureGas Ovens Item Qty DescriptionWiring Diagrams ThermocouplesElectricalwiringdiagrams Located inside the machinery compartment Important diagram for the oven is alsoAn electrical wiring 380V or 480V, 50/60Hz, 3 Ph