Middleby Marshall PS670 - Manual (Page 3)

3
Table of Contents
Page
SECTION 1
DESCRIPTION .................................................................... 4
I. OVEN USES .................................................................... 4
II. OVEN COMPONENTS .................................................... 4
A. Conveyor Motor Drive .............................................. 4
B. Crumb Pans ............................................................... 4
C. Conveyor End Stop ................................................... 4
D. Conveyor Rear Stop ................................................. 4
E. Conveyor .................................................................... 4
F. End Plugs .................................................................... 4
G. yebrows ...................................................................... 4
H. Window ....................................................................... 4
I. Machinery Compartment Access Panel ................... 4
J. Serial Plate ................................................................. 4
K. Control Panel ............................................................. 4
L. Gas Burner ................................................................. 4
M. Blowers ...................................................................... 4
N. Air Fingers ................................................................. 4
III. OVEN SPECIFICATIONS ................................................. 4
A. Dimensions ................................................................ 4
B. General Specifications ............................................. 4
C. Electrical Specifications for PS670G Gas Ovens ... 5
D. Gas Orifice and Pressure Specifications
for PS670G Gas Ovens ........................................... 5
SECTION 2
INSTALLATION .................................................................. 5
I. BASE PAD KIT ............................................................... 6
II. INSTALLATION KIT ........................................................ 7
III.VENTILATION SYSTEM ................................................. 7
A. Requirements ............................................................ 7
B. Recommendations .................................................... 7
C. Other Ventilation Concerns ...................................... 7
Page
IV. ASSEMBLY ...................................................................... 8
A. Base Pad, Legs, Casters, and Stacking .................. 8
B. Restraint Cable Installation ...................................... 8
C. Conveyor Installation ................................................ 8
D. Conveyor Installation ................................................ 8
V. FINAL ASSEMBLY ....................................................... 10
VI. ELECTRICAL SUPPLY ............................................... 10
A. Additional Information - Gas Ovens ....................... 10
B. Connection ............................................................... 10
VII. GAS SUPPLY ............................................................. 11
A. Gas Utility Rough-In Recommendations ............... 11
B. Connection ............................................................... 12
C. Gas Conversion ....................................................... 12
SECTION 3
OPERATION ........................................................................ 13
I. LOCATION AND DESCRIPTION OF CONTROLS ....... 13
II. NORMAL OPERATION, STEP-BY-STEP ..................... 14
A. Daily Startup Procedure ......................................... 14
B. Daily Shutdown Procedure ..................................... 14
III. QUICK REFERENCE: DIGITAL TEMPERATURE
CONTROLLER ........................................................... 14
IV. QUICK REFERENCE: TROUBLESHOOTING ............ 15
SECTION 4
MAINTENANCE .................................................................. 16
I. MAINTENANCE - DAILY .............................................. 16
II. MAINTENANCE - MONTHLY ....................................... 17
III. MAINTENANCE - EVERY 3 MONTHS ........................ 18
IV. MAINTENANCE - EVERY 6 MONTHS ....................... 19
V. KEY SPARE PARTS KIT ............................................. 20
SECTION 5
ELECTRICAL WIRING DIAGRAMS ................................... 21
I. WIRING DIAGRAM, 670 GAS OVEN, 208/240V,
50/60 Hz, 1 Ph ............................................................... 39