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Middleby Marshall
installation manual P/N 60250 September 28
Models:
P/N 60250
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Troubleshooting
Specs
Install
Wiring Diagram
13. Conveyor placement
Warranty
Maintenance
5. Drive shaft configurations
Resetting Direction Jumper
Iv. Assembly
Page 34
Image 34
NOTES
P/N 60250 September 28, 2012
30
Page 33
Page 35
Page 34
Image 34
Page 33
Page 35
Contents
for domestic and standard export ovens
OWNERS OPERATING AND INSTALLATION MANUAL
PS740 Series Gas Ovens
Model
RETAIN THIS MANUAL FOR FUTURE REFERENCE
No Quibble Limited Warranty
MIDDLEBY MARSHALL INC. OVEN LIMITED WARRANTY Non U.S.A
MIDDLEBY MARSHALL
U.S.A. Only
P/N 60250 September
TABLE OF CONTENTS
SECTION 5 - ELECTRICAL WIRING DIAGRAM
SECTION 3 - OPERATION
II. OVEN COMPONENTS - see Figure
SECTION 1 - DESCRIPTION
I. OVEN USES
Figure 1-1. Oven Components
Wiring Diagrams are contained in Section 5 of this Manual
I. OVEN SPECIFICATIONS
GAS ORIFICE AND PRESSURE SPECIFICATIONS PER OVEN CAVITY - CE OVENS
and are also located inside the oven at the
Test for correct air supply, particularly to the burner blower
SECTION 2 - INSTALLATION
Perform a gas leak test
Test for proper combustion and gas supply
Figure 2-1A. PS740-Series Gas Oven Installation Parts
PS740 24″ OVEN INSTALLATION REQUIRED KITS AND EQUIPMENT
PARTS LIST FOR SERIES PS740 GAS OVEN INSTALLATION KIT P/N
Installation
Figure 2-1B. PS740-Series Gas Oven Installation Parts
PS740 OVEN INSTALLATION REQUIRED KITS AND EQUIPMENT
PARTS LIST FOR SERIES PS740 GAS OVEN INSTALLATION KIT P/N
Installation
P/N 60250 September
Figure 2-2A. Model PS740 24″ Single Oven
Option Base with Legs and Top
ITEM NO
P/N 60250 September 28
Figure 2-2B. Model PS740 32″ Single Oven
Option Base with Legs and Top
ITEM NO
P/N 60250 September
Figure 2-3A. Model PS740 24″ Double Oven
Option Base with Legs and Top
ITEM NO
ITEM NO
Figure 2-3B. Model PS740 32 Double Oven Option Base with Legs and Top
P/N 60250 September
DESCRIPTION
P/N 60250 September
Figure 2-4A. Model PS740 24″ Triple Oven
Option Base with Outriggers and Top
ITEM NO
P/N 60250 September
Figure 2-4B. Model PS740 32″ Triple Oven
Option Base with Outriggers and Top
ITEM NO
MOUNTING SUCH EQUIPMENT ON THE OVEN MAY VOID AGENCY CERTIFICATIONS
equipment directly to the oven
RESTRICT SERVICE ACCESS LEAD TO INCREASED SERVICE
EXPENSES FOR THE OWNER
Figure 2-6. Leg extension and casters installation
IV. ASSEMBLY
Figure 2-7. Base pad Installation
Figure 2-8. Top panel installation
C. Restraint Cable Installation
Figure 2-10. Top panel installation
Figure 2-11. Installing the Restraint Cable
Figure 2-9. Stacking
D. Conveyor Installation
Figure 2-12. Conveyor installation
Figure 2-13. Conveyor placement
Figure 2-14. Conveyor Belt tension
E. Final Assembly
RESETTING DIRECTION JUMPER
SWITCHING PHOTO DETECTOR
CAUTION Disconnect Power Before Switching Photo eye
Connection
CAUTION The terms of the oven’s warranty require all
CAUTION DURING PRESSURE TESTING NOTE ONE OF THE FOLLOWING
VII. GAS SUPPLY
CAUTION The terms of the oven’s warranty require all
Figure 2-18. Flexible Gas Hose Installation
Figure 2-19. Gas Burner Assembly
E. Adjusting the Maximum Pressure Setting
Maintenance
Figure 2-20. Burner Assembly
Adjusting the Minimum Pressure Setting
Figure 2-21. Gas Valve
E. Energy Level Indicators
B. Conveyor Time Setting
C. Temperature Control/Display
SECTION 3 - OPERATION
B. Oven Temperature/Set Point/Indicator Screen
A. Daily Startup Procedure
B. Daily Shutdown Procedure
II. NORMAL OPERATION - STEP-BY-STEP
PROBLEM
III. QUICK REFERENCE TROUBLESHOOTING
SYMPTOM
SOLUTION
Figure 4-1. Cooling Vents and Grills
SECTION 4 - MAINTENANCE
I. MAINTENANCE - DAILY
P/N 60250 September
Bottom Row
II. MAINTENANCE - MONTHLY
Top Row
Figure 4-2. Removing Air Fingers and Plates
D. Split Belt Disassembly and Cleaning
III. MAINTENANCE - EVERY 3 MONTHS
Figure 4-5. Drive shaft configurations
Figure 4-4. Disassembling the idler shaft
Figure 4-6. Disassembling the drive shaft
IV. MAINTENANCE - EVERY 6 MONTHS
Figure 4-7. Rear panel access
P/N 60250 September
V. KEY SPARE PARTS - Available separately. See Figure
Figure 4-8. Key Spare Parts
P/N 60250 September
ITEM QTY
Middleby-Marshall Model Number G208-240 Volt 50/60 Hz, 1 Phase
SECTION 5 - WIRING DIAGRAM
P/N 60250 September
P/N 60250 September
P/N 60250 September 28
P/N 60250 September
installing or servicing this equipment