Middleby Marshall PS870 Series Gas Ovens PS870G Gas - Manual (Page 4)

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Table of Contents
Page
SECTION 1
DESCRIPTION .................................................................... 5
I. OVEN USES .................................................................... 5
II. OVEN COMPONENTS .................................................... 5
A. Conveyor Motor Drive .............................................. 5
B. Crumb Pans ............................................................... 5
C. Conveyor End Stop and Rear Stop .......................... 5
D. Conveyor End Stop and Rear Stop .......................... 5
E. Conveyor .................................................................... 5
F. End Plugs .................................................................... 5
G. Eyebrows ................................................................... 5
H. Window ....................................................................... 5
I. Machinery Compartment Access Panel ................... 5
J. Serial Plate ................................................................. 5
K. Control Panel ............................................................. 5
L. Gas Burner ................................................................. 5
M. Blowers ...................................................................... 5
N. Air Fingers ................................................................. 5
III. OVEN SPECIFICATIONS ................................................. 5
A. Dimensions ................................................................ 5
B. General Specifications ............................................. 5
C. Electrical Specifications for PS870 Gas Ovens ..... 6
D. Gas Orifice and Pressure Specifications
for PS870 Gas Ovens .............................................. 6
SECTION 2
INSTALLATION .................................................................. 6
I. BASE PAD KIT ............................................................... 7
II. INSTALLATION KIT ........................................................ 8
III.VENTILATION SYSTEM ................................................. 8
A. Requirements ............................................................ 8
B. Recommendations .................................................... 8
C. Other Ventilation Concerns ...................................... 8
Page
IV. ASSEMBLY ...................................................................... 9
A. Base Pad, Legs, Casters, and Stacking .................. 9
B. Restraint Cable Installation ...................................... 9
C. Conveyor Installation ................................................ 9
D. Standoff Installation ................................................ 10
V. FINAL ASSEMBLY ....................................................... 11
VI. ELECTRICAL SUPPLY ............................................... 11
Connection .................................................................. 12
VII. GAS SUPPLY ............................................................. 12
A. Gas Utility Rough-In Recommendations ............... 12
B. Connection ............................................................... 13
C. Gas Conversion ....................................................... 13
D. Propane Conversion ............................................... 13
SECTION 3
OPERATION ........................................................................ 14
I. LOCATION AND DESCRIPTION OF CONTROLS ....... 14
II. NORMAL OPERATION, STEP-BY-STEP ..................... 15
A. Main Screen ............................................................. 15
A. Daily Startup Procedure ......................................... 16
B. Daily Shutdown Procedure ..................................... 16
III. QUICK REFERENCE: TROUBLESHOOTING ......... 17
IV. SCREEN ALERTS ................................................... 17
SECTION 4
MAINTENANCE .................................................................. 18
I. MAINTENANCE - DAILY .............................................. 18
II. MAINTENANCE - MONTHLY ....................................... 19
III. MAINTENANCE - EVERY 3 MONTHS ........................ 20
IV. MAINTENANCE - EVERY 6 MONTHS ....................... 21
V. KEY SPARE PARTS KIT ............................................. 22
SECTION 5
ELECTRICAL WIRING DIAGRAM ...................................... 23
I. WIRING DIAGRAM, 870 GAS OVEN, 208/240V,
50/60 Hz, 1 Ph ............................................................... 23