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PS528-Series Electric Ovens: English
A MIDDLEBY COMPANY
owner's
operating
& installation
manual
PS528-Series OVENS
PS528 (Single)
Model PS528E
PS528 (Triple)
PS528 (Double)
Part No. 63934 Rev B
©2009 Middleby Marshall Inc.
Price $30.00
P: 08/09
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WARNING FOR YOUR SAFETY, DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPORS AND LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER APPLIANCE. WARNING Improper installation, adjustment, alteration, service, or maintenance can cause property damage, injury, or death. Read the installation, operation, and maintenance instructions thoroughly before installing or servicing this equipment. NOTICE The warranty is NOT VALID unless the oven is installed, started, and demonstrated under the supe
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Model No. Serial No. Installation Date Modéle No. Serié No. Date d'installation MIDDLEBY MARSHALL MIDDLEBY MARSHALL INC. No Quelbbi l mitedi Waarr Nyt OVEN LIMITED WARRANTY (U.S.A. Oy ln ) (Non U.S.A.) The Seller warrants equipment manufactured by it to be free from defects in material and workmanship for which it is responsible. The MIDDLEBY MARSHALL, HEREINAFTER REFERRED Seller’s obligation under this warranty shall be limited to replacing or TO AS “THE SELLER”, WARRANTS Eq UIPMENT re
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TABLE OF CONTENTS TABLE OF CONTENTS (Continued) Page Page SECTION 1 IV. NORMAL OPERATION - STEP-BY-STEP ...................... 20 I. MODEL IDENTIFICATION ...............................................1 A.Daily Startup Procedure ............................................ 20 SERIES PS528 ELECTRICAL SPECIFICATIONS ..............2 B. Daily Shutdown Procedure ..................................... 20 II. COMPONENT FUNCTION .............................................4 V. QUICK RE
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SECTION 1 DESCRIPTION SECTION 1 DESCRIPTION I. MODEL IDENTIFICATION The Middleby Marshall PS528-Series may be used either as a single oven or stacked for use as double or triple ovens. A single PS528-Series Oven (Figure 1-1) is mounted on a base pad with legs. A double oven (Figure 1-2) consists of two, stacked, single ovens. A triple oven (Figure 1-3) consists of three stacked single ovens. The lower oven is mounted on a base pad. Figure 1-1. Single PS528 Oven On a double or triple
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SECTION 1 DESCRIPTION PS528 SERIES OVEN SPECIFICATIONS Conveyor Belt Width 18.00" (457mm) Heating Zone Length 28.00" (711mm) Baking Area Square Feet 3.5 sq. ft. (0.33 sq. m.) Overall Dimension Standard Single Oven w/Legs 50.00" (1270mm) L × 40.75" (1035mm) W × 21.72" (786mm) H × Overall Dimension Double Oven 50.00" (1270mm) L × 40.75" (1035mm) W × 37.27" (947mm) H x Overall Dimension Triple Oven 50.00" (1270mm) L x 40.75" (1035mm) W × 52.82" (1342mm) H × Weight of Si
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SECTION 1 DESCRIPTION Figure 1-4. PS528-Series Oven Components Locations 3
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SECTION 1 DESCRIPTION II. COMPONENT FUNCTION (Figure 1-4) II. COMPONENT FUNCTION A. Conveyor Motor and Conveyor Belt The conveyor belt is driven by a variable-speed electric motor (Figure 1-5) operating through a gear reducer. The motor speed is controlled by a digital control. The stainless-steel wire belt can travel in either direction at variable rates ranging from 3 minutes to 30 minutes; this is the time that a product can take to pass through the oven. B. Blower Fan The blower
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SECTION 1 DESCRIPTION Figure 1-6. Cooling Fan 5
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SECTION 1 DESCRIPTION F2. Blank Plates 1. Blank Plates- The Blank Plates are available to install on the plenum where an air finger is not required. Figure 1-7. Blank Plates (two sizes) and an Air Finger. 6
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SECTION 2 INSTALLATION SECTION 2 INSTALLATION NOTE: The oven, when installed, must be electrically I. UNLOADING grounded in accordance with local codes, or in the absence Your Middleby Marshall PS528-Series Oven is shipped of local codes, with the National Electrical Code (NEC), partially assembled. It will arrive in a carton on a crate. or ANSI/NFPA70. The crate and carton must be examined before signing the Bill of Lading. Report any visible damage to the transport NOTE company, and
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SECTION 2 INSTALLATION PARTS LIST FOR SERIES PS528 ELECTRIC OVEN INSTALLATION KIT Single and Double Stack Ovens P/N 63938 ITEM NO. QTY PART NO. DESCRIPTION 1 4 3101908 LEG 4″ AD FT 2 1 62208 INSULATION BOTTOM TRAY 3 1 62206 BOTTOM TRAY WELDMENT 4 1 61650 TOP COVER 5 4 51387 SCREW MSSLT THREAD 8-32 × 1/2, 18-8 6 1 63934 OWNER'S OPERATING & INSTALLATION MANUAL 7 4 62207 INSULATION PARTS LIST FOR SERIES PS528 ELECTRIC OVEN INSTALLATION KIT Triple Stack Oven P/N 63939 ITEM
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SECTION 2 INSTALLATION Figure 2-5. MODEL PS528 SINGLE OVEN DIMENSIONS 1 The Opening Height is Adjustable from 2-1/4 inch minimum 1 to 3-3/4 inch maximum in 1/2 inch increments. 9
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SECTION 2 INSTALLATION Figure 2-6. MODEL PS528 DOUBLE OVEN DIMENSIONS 1 The Opening Height is Adjustable from 2-1/4 inch minimum 1 to 3-3/4 inch maximum in 1/2 inch increments. 10
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SECTION 2 INSTALLATION Figure 2-7. MODEL 528 TRIPLE OVEN DIMENSIONS 1 The Opening Height is Adjustable from 2-1/4 inch minimum 1 to 3-3/4 inch maximum in 1/2 inch increments. 11
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SECTION 2 INSTALLATION UTILITY ROUGH-IN DIMENSIONS AND POSITIONING FOR PS528-SERIES OVENS WARNING DO NOT USE CONDUIT OR GAS LINE FOR GROUND CONNECTION. CAUTION IT IS RECOMMENDED THAT THE OVEN BE PLACED UNDER A VENTILATION HOOD FOR ADEQUATE AIR SUPPLY AND VENTILATION. ELECTRIC SUPPLY TO BE PROVIDED BY CUSTOMER CIRCUIT BREAKER Figure 2-9. Typical PS528-Series Oven(s) Separate circuit breaker with lockout/tagout electrical Installation shutoff for each oven. Wire each oven separat
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SECTION 2 INSTALLATION These ‘C’ Channel brackets are installed in the vertical A fused disconnect switch or a main circuit breaker plane using existing screws (Item 6) to support these ‘C’ (customer furnished) MUST be installed in the electric Channels using the upper and lower Key Hole openings in supply line for each oven; it is recommended that this the ‘C’ Channels. The ‘C’ Channels are identical and once switch/ circuit breaker have lockout/tagout capability. The installed will al
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SECTION 2 INSTALLATION NOTES 14
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SECTION 3 OPERATION SECTION 3 OPERATION I. CONTROL FUNCTIONS Figure 3-1. PS528-Series Oven Control Functions WARNING A possibility of injury from rotating parts and electric shock exists in this oven. Never disassemble or clean the oven with the BLOWER switch or any other oven control turned “ON” or “I”. Turn “OFF” or “O” and lockout or tagout all electric power to the oven before attempting to clean or service this oven. 15
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SECTION 3 OPERATION main blower will continue to run after the blower switch II. COMPONENT INFORMATION AND is turned to the “OFF” or “O” position. LOCATION (Figures 3-1 and 3-2) C. Heat Switch A. Door Safety Switch Turning the HEAT switch to “ON” or “I” will energize the The Door Safety Switch is located at the lower right side electric heating system. This switch is in series with the of control panel opening. Opening the control panel door blower fan motor and high temperature o
