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Middleby Marshall
installation manual P/N 60250 September
Models:
P/N 60250
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Specification
Install
Wiring Diagram
Warranty
Maintenance
Symptom
Iv. Assembly
A. Daily Startup Procedure
Resetting Direction Jumper
E. Energy Level Indicators
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Image 33
NOTES
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P/N 60250 September 28, 2012
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Image 33
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Contents
PS740 Series Gas Ovens
OWNERS OPERATING AND INSTALLATION MANUAL
for domestic and standard export ovens
Model
RETAIN THIS MANUAL FOR FUTURE REFERENCE
MIDDLEBY MARSHALL
MIDDLEBY MARSHALL INC. OVEN LIMITED WARRANTY Non U.S.A
No Quibble Limited Warranty
U.S.A. Only
SECTION 5 - ELECTRICAL WIRING DIAGRAM
TABLE OF CONTENTS
P/N 60250 September
SECTION 3 - OPERATION
I. OVEN USES
SECTION 1 - DESCRIPTION
II. OVEN COMPONENTS - see Figure
Figure 1-1. Oven Components
GAS ORIFICE AND PRESSURE SPECIFICATIONS PER OVEN CAVITY - CE OVENS
I. OVEN SPECIFICATIONS
Wiring Diagrams are contained in Section 5 of this Manual
and are also located inside the oven at the
Perform a gas leak test
SECTION 2 - INSTALLATION
Test for correct air supply, particularly to the burner blower
Test for proper combustion and gas supply
PARTS LIST FOR SERIES PS740 GAS OVEN INSTALLATION KIT P/N
PS740 24″ OVEN INSTALLATION REQUIRED KITS AND EQUIPMENT
Figure 2-1A. PS740-Series Gas Oven Installation Parts
Installation
PARTS LIST FOR SERIES PS740 GAS OVEN INSTALLATION KIT P/N
PS740 OVEN INSTALLATION REQUIRED KITS AND EQUIPMENT
Figure 2-1B. PS740-Series Gas Oven Installation Parts
Installation
Option Base with Legs and Top
Figure 2-2A. Model PS740 24″ Single Oven
P/N 60250 September
ITEM NO
Option Base with Legs and Top
Figure 2-2B. Model PS740 32″ Single Oven
P/N 60250 September 28
ITEM NO
Option Base with Legs and Top
Figure 2-3A. Model PS740 24″ Double Oven
P/N 60250 September
ITEM NO
P/N 60250 September
Figure 2-3B. Model PS740 32 Double Oven Option Base with Legs and Top
ITEM NO
DESCRIPTION
Option Base with Outriggers and Top
Figure 2-4A. Model PS740 24″ Triple Oven
P/N 60250 September
ITEM NO
Option Base with Outriggers and Top
Figure 2-4B. Model PS740 32″ Triple Oven
P/N 60250 September
ITEM NO
RESTRICT SERVICE ACCESS LEAD TO INCREASED SERVICE
equipment directly to the oven
MOUNTING SUCH EQUIPMENT ON THE OVEN MAY VOID AGENCY CERTIFICATIONS
EXPENSES FOR THE OWNER
Figure 2-7. Base pad Installation
IV. ASSEMBLY
Figure 2-6. Leg extension and casters installation
Figure 2-8. Top panel installation
Figure 2-11. Installing the Restraint Cable
Figure 2-10. Top panel installation
C. Restraint Cable Installation
Figure 2-9. Stacking
Figure 2-13. Conveyor placement
Figure 2-12. Conveyor installation
D. Conveyor Installation
Figure 2-14. Conveyor Belt tension
SWITCHING PHOTO DETECTOR
RESETTING DIRECTION JUMPER
E. Final Assembly
CAUTION Disconnect Power Before Switching Photo eye
CAUTION DURING PRESSURE TESTING NOTE ONE OF THE FOLLOWING
CAUTION The terms of the oven’s warranty require all
Connection
VII. GAS SUPPLY
Figure 2-19. Gas Burner Assembly
Figure 2-18. Flexible Gas Hose Installation
CAUTION The terms of the oven’s warranty require all
E. Adjusting the Maximum Pressure Setting
Adjusting the Minimum Pressure Setting
Figure 2-20. Burner Assembly
Maintenance
Figure 2-21. Gas Valve
E. Energy Level Indicators
B. Conveyor Time Setting
SECTION 3 - OPERATION
I. LOCATION AND DESCRIPTION OF CONTROLS
B. Daily Shutdown Procedure
A. Daily Startup Procedure
B. Oven Temperature/Set Point/Indicator Screen
II. NORMAL OPERATION - STEP-BY-STEP
SYMPTOM
III. QUICK REFERENCE TROUBLESHOOTING
PROBLEM
SOLUTION
I. MAINTENANCE - DAILY
SECTION 4 - MAINTENANCE
Figure 4-1. Cooling Vents and Grills
P/N 60250 September
Top Row
II. MAINTENANCE - MONTHLY
Bottom Row
Figure 4-2. Removing Air Fingers and Plates
Figure 4-5. Drive shaft configurations
III. MAINTENANCE - EVERY 3 MONTHS
D. Split Belt Disassembly and Cleaning
Figure 4-4. Disassembling the idler shaft
Figure 4-7. Rear panel access
IV. MAINTENANCE - EVERY 6 MONTHS
Figure 4-6. Disassembling the drive shaft
P/N 60250 September
P/N 60250 September
Figure 4-8. Key Spare Parts
V. KEY SPARE PARTS - Available separately. See Figure
ITEM QTY
SECTION 5 - WIRING DIAGRAM
Middleby-Marshall Model Number G208-240 Volt 50/60 Hz, 1 Phase
P/N 60250 September
P/N 60250 September
P/N 60250 September 28
P/N 60250 September
installing or servicing this equipment