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PS540G SERIES GAS FIRED:
SPL100505-PF-BD
October 5, 2005
A MIDDLEBY COMPANY
Parts Manual
with Wiring Diagrams
for domestic and standard export ovens
Serial # Code
Starting Serial # 000160104 & after
First 4 digits - order of production
Fifth digit - model specific
Sixth and Seventh digit - month of production
Eighth and Ninth digit - year of production
Serial Tag Location
PS540G-Double-
Shown with “New
Style” Front Window
Assembly.
Table of Contents: Page 2
www.middleby.com
email: techsupport@mi
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Table of Contents Spec Sheet .............................................................................................................................................. 3 Oven and Electrical Specifications .......................................................................................................... 6 Key Parts ................................................................................................................................................. 7 View of Oven Panels, Win
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3
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1 GAS INLET 3 3 2 3 ELECTRICAL JUNCTION BOX 3 RECOMMENDED MINIMUM CLEARANCES: Rear of Oven to Wall - 6″ (150mm) Non-control End of Oven to Wall - 0″ Control End of Oven to Wall - 0″ 2 1 MODEL PS540 SINGLE OVEN DIMENSIONS GAS INLET 1 3 2 ELECTRICAL JUNCTION BOX 3 3 3 RECOMMENDED MINIMUM CLEARANCES: Rear of Oven to Wall - 6″ (150mm) Non-control End of Oven to Wall - 0″ Control End of Oven to Wall - 0″ 2 1 MODEL PS540 DOUBLE OVEN DIMENSIONS 4
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GAS INLET 1 3 2 ELECTRICAL JUNCTION BOX 3 3 3 RECOMMENDED MINIMUM CLEARANCES: Rear of Oven to Wall - 6″ (150mm) Non-control End of Oven to Wall - 0″ Control End of Oven to Wall - 0″ 2 1 MODEL PS540 TRIPLE OVEN DIMENSIONS 5
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PS540 SERIES OVEN SPECIFICATIONS Conveyor Belt Width 32″ (813mm) Heating Zone Length 40-1/2″ (1028mm) Baking Area Square Feet 9 sq. ft. (0.84 sq. m.) Overall Dimension Standard Single Oven w/Legs 80″ (2032mm) L × 61-5/16″ (1557mm) W × 47-5/16″ (1202mm) H × Overall Dimension Double Oven 80″ (2032mm) L × 61-5/16″ (1557mm) W × 60-15/16″ (1548mm) H x Overall Dimension Triple Oven 80″ (2032mm) L x 61-5/16″ (1557mm) W × 77-1/2″ (1969mm) H × Weight of Single Oven 925 lb (419kg) Shipping Weight 1,
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KEY PARTS PS540-SERIES GAS OVEN KEY PARTS ITEM PART NO. ENGLISH DESCRIPTION QUANTITY 1 58504 Temperature Controller 1 2 44687 Blower/Fan Motor 1 3 47797 Conveyor Drive Motor, Standard Speed 1 or 2 3A 47799 Conveyor Drive Motor, High Speed 1 or 2 3B 45017 Kit, Brushes, Springs & Caps 1 3C 50265 Pickup, Sensor 1 4 58323 Conveyor Speed Control 1 5 33812-3 Thermocouple 3 6 41647 Modulating Gas Valve 1 7 50275 Burner & Motor Assembly 1 8 50239 Ignition Control Module (kit) 1 9 See RPM Kit Blower Belt
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8 View of OVEN PANELS, WINDOW (EARLIER PRODUCTION) AND LEGS
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9 Parts for OVEN PANELS, WINDOW (EARLIER PRODUCTION) AND LEGS ITEM QTY. P/N DESCRIPTION 1 2 49947 UPPER END PLUG ASSEMBLY, INCLUDES ITEM 7 2 2 49946 LOWER END PLUG ASSEMBLY 3 8 36452 WING NUT, PLASTIC 1/4-20 4 8 45449 END PLUG MOUNTING PLATE ASSEMBLY 5 16 21296-0005 SCREW, HEX WSHHD12-14 × 3/4″, SS BSD 6 1 51094 CONVEYOR CHAIN COVER 7 2 50637 EYEBROW, ADJUSTABLE 8 1 35900-0011 COVER, TOP 9 4 21256-0008 SCREW, 10-32 × 3/8″ 18-8 SL TRUS S 10 1 37900-0103 WINDOW MOUNTING FRAME WELDMENT (EARLIER MOD
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10 View of WINDOW–Later Production (Front Window Change Used After March, 2004)
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11 Parts for WINDOW–Later Production (Front Window Change Used After March, 2004) ITEM QTY. P/N DESCRIPTION 1 1 51054 ASSEMBLY ,WINDOW, w/HANDLE, ITEMS 1-10 2 1 51081 ASSEMBLY, HANDLE, ITEMS 3-6 3 1 M10092 HANDLE, OUTER 4 1 M10127 HANDLE, INNER THREADED 5 1 M1115 HANDLE, BRACKET (LEFT) 61 M1116HANDLE, BRACKET (RIGHT) 7 1 51087 FRAME AND WINDOW, ITEMS 8-9 8 1 M10198 GLASS, 4.1″ X 15.150″ 9 1 M1965 ADHESIVE
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12 View of RIGHT-HAND CONTROL COMPARTMENT
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13 Parts for RIGHT-HAND CONTROL COMPARTMENT ITEM QTY. P/N DESCRIPTION 1 1 58504 TEMPERATURE CONTROL 2 2 33812-3 THERMOCOUPLE, TYPE J SHIELDED 9.50 × 60″ 3 1 28041-0011 CONTACTOR, 208/240V 4 3 46521 KIT, BLOWER SWITCH CONTAINS ((1) 44697, (1) 44696) 5 3 44697 CONTACT BLOCK 63 96SELECTOR 446 SWITCH 8 1 31504 TRANSFORMER, 230V (P)/120V (S) 200VA 9 2 45036 CIRCUIT BREAKER, 240V 3A 10 1 45644 CIRCUIT BREAKER, 240V 1A 11 2 46831 CIRCUIT BREAKER, 240V 8A 12 2 50610 AIR SWITCH, 0.16″ WC 13 1 28021-0047
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14 View of BLOWER AREA 3A (NOT SHOWN) NEVER SEIZE LUBRICANT
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15 Parts for BLOWER AREA ITEM QTY. P/N DESCRIPTION 1 1 51157 PULLEY, 1GRV 3.0PD AK32H, 3.25″ DIA. 2 1 48855 WELDMENT, BRG BRACKET PS540G 3 22 220373 SCREW, HH 3/8″ - 16 × 1″ SS T 3A A/R 17110-0017 NEVER SEIZE LUBRICANT - USED ON ITEMS 3 & 7 APPLIED TO THREADS BEFORE REINSTALLING 4 A/R A11039 SPLIT LOCK WASHER 3/8″ ZP 5 A/R 21416-0001 FLAT WASHER 3/8″ SS 62 22072-0025 BEARING, PILLOW BLOCK 5/8″ 7 8 21326-0002 SCREW, HX HD GRS 3/8″ - 16 × 5-1/2″ 8 62000203 SCREW ,HX W/HD 10 - 32 × 3/8″ ZC 9 1 4887
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16 View of BLOWER/MOTOR COMPARTMENT
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17 Parts for BLOWER/MOTOR COMPARTMENT ITEM QTY. P/N DESCRIPTION 1 1 28021-0047 INTERLOCK SWITCH 10A NO2P 2 1 28021-0061 MOMENTARY SWITCH - 10A NO 2 POLE 3 1 44687 MOTOR 1/2 HP 4 1 49953 MOTOR MOUNTING BRACKET WELDMENT 5 1 50449 MOTOR SUPPORT BRACKET 68 1513D8805 SCREW, HEX HD 3/8″-16 × 3/4″ - NP 7 8 21422-0001 LOCK WASHER, SPLIT 3/8″ ZP 8 8 21416-0001 FLAT WASHER SS 3/8″ 9 4 A3896 MACHINE SCREW, HEX HD 5/16″-18 × 1″ 18-8 10 4 3023A8807 FLAT WASHER 5/16″ SAE NP 11 4 21126-0004 HEX NUT SS 5/16-18
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18 View of GAS BURNER AND PIPING ASSEMBLY 23 IGNITOR SENSOR - NOT SHOWN 5 KIT, NATURAL TO LP - NOT SHOWN
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19 Parts for GAS BURNER AND PIPING ASSEMBLY ITEM QTY. P/N DESCRIPTION 1 1 50274 1/2″ GAS CONTROL VALVE (Conversion Required for Propane) 1A 1 28092-0018 VALVE KIT CONVERT FROM NATURAL GAS TO PROPANE 1B 1 28092-0019 VALVE KIT CONVERT FROM PROPANE TO NATURAL GAS 2 5 23153-0004 1/2″ CLOSE NIPPLE - BLK 3 1 23151-0032 1/2″ × 3″ NIPPLE - BLK 4 1 23051-0003 1/2″ PIPE UNION 5 1 50543 NATURAL TO PROPANE CONVERION KIT, PS540 (NOT SHOWN) (INCLUDES ITEMS 1A, 6 AND 9) 6 1 22174-0006 ORIFICE #53 DRILL BY-PASS
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20 View of “Single” Belt Conveyor 39 (NOT SHOWN) HEYCO PLIERS
