Middleby Marshall PS555G GAS - Manual (Page 4)

4
ENGLISH
SECTION 1 - DESCRIPTION
II. OVEN COMPONENTS - see Figure 1-1.
A. Conveyor Drive Motor: Moves the conveyor.
B. Crumb Pans: Catch crumbs and other material that drop
through the conveyor belt. One crumb pan is located at
each end of the conveyor.
C,D. Conveyor End Stop and Rear Stop: Prevent food products
from falling off the end or rear of the moving conveyor.
E. Conveyor: Moves the food product through the oven.
F. End Plugs: Allow access to the oven's interior.
G. Eyebrows: Can be adjusted to various heights to prevent
heat loss into the environment.
H. Window: Allows the user to access food products inside
the baking chamber.
I. Machinery Compartment Access Panel: Allows access
to the oven's interior and control components. No user-
servicable parts are located in the machinery compart-
ment.
J. Serial Plate: Provides specifications for the oven that affect
installation and operation. Refer to Section 2, Installation,
for details.
I. OVEN USES
PS500 Series Ovens can be used to bake and/or cook a
wide variety of food products, such as pizza, pizza-type
products, cookies, sandwiches and others.
K. Control Panel: Location of the operating controls for the
oven. Refer to Section 3, Operation, for details.
Not Shown:
L. Gas Burner (gas ovens) or Heating Elements (electric
ovens): Heat air, which is then projected to the air fingers
by the blowers.
M. Blowers: Project hot air from the burner or heating ele-
ments to the air fingers.
N. Air Fingers: Project streams of hot air onto the food product.
Table 1-1: Dimensions Single Oven Double Oven Triple Oven Quad Oven
Overall Height 46-1/8” (1172mm) 60-1/8” (1527mm) 62-1/2” (1588mm) 78” (1981mm)
Overall Depth 63-3/8” (1610mm) 63-3/8” (1610mm) 63-3/8” (1610mm) 63-3/8” (1610mm)
Overall Length, PS555G and PS555E 91” (2311mm) 91” (2311mm) 91” (2311mm) 91” (2311mm)
Overall Length, PS570G 106” (2692mm) 106” (2692mm) 106” (2692mm) 106” (2692mm)
Conveyor Width 32” (813mm) 32” (813mm) 32” (813mm) 32” (813mm)
or 2x15" (381mm) or 2x15" (381mm) or 2x15" (381mm) or 2x15" (381mm)
Recommended Minimum Clearances
Rear of Oven (inc. rear shrouds) to Wall 6" (152mm) 6" (152mm) 6" (152mm) 6" (152mm)
Conveyor Extension to Wall (both ends) 0" (0 mm) 0" (0 mm) 0" (0 mm) 0" (0 mm)
III. OVEN SPECIFICATIONS
Figure 1-1 - Oven Components
C B
A
E
F G
H
J
I
K
D
Table 1-2: General Specifications PS555G PS555E PS570G
Weight 1175 lbs. (533kg) 1175 lbs. (533kg) 1400 lbs. (634kg)
Rated Heat Input 150,000 BTU 32kW 170,000 BTU
(37,800 kcal, 44 kW/hr) (42,840 kcal, 50 kW/hr)
Maximum Operating Temperature < - - - - - - - - - - - - - - 550°F / 288°C - - - - - - - - - - - - - - >
Air Blowers Two blowers at 1400 ft. 3 /min. (39.6m 3 /min.) at 2050 RPM, 0.40" (1.0cm) Water Static Pressure
Average Air Jet Velocity < - - - - - - 2600 ft./min. (1320cm/sec.) average - - - - - - >
Warmup Time < - - - - - - - - - - - - - - - - 15 min. - - - - - - - - - - - - - - - - >
Table 1-3: Electrical specifications for PS555E electric ovens
Main Blower Current Draw (per line) kW
Voltage Control Circuit Voltage Phase Freq L1 L2 L3 N Rating Poles Wires
208V 120V conveyor speed controller (w/transformer); 3 Ph 50/60Hz 97.4A 88.8A 97.4A -- 32kW 3 Pole 4 Wire
all other control circuits 208V (3 hot, 1 gd)
220-240V 120V conveyor speed controller (w/transformer); 3 Ph 50/60Hz 83.0- 75.0- 83.0- -- 29.3- 3 Pole 4 Wire
all other control circuits 220-240V 90.0A 86.0A 90.0A 34.8kW (3 hot, 1 gd)
480V 120V conveyor speed controller (w/transformer); 3 Ph 50/60Hz 38.5A 38.5A 47.7A 9.2A 32kW 4 Pole 5 Wire (3 hot,
all other control circuits 240V 1 neut, 1 gnd)