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Belshaw Brothers Thermoglaze TG 50 Operator's Manual

Belshaw thermoglaze operator's manual tg 50
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Thermoglaze
Model TG 50
Operator's Manual
For
Serial Number W04060001 on
Belshaw Bros., Inc.
1750 22nd Avenue South
Seattle, WA 98144-4590
Phone: (206) 322-5474 • Fax: (206) 322-5425
Toll Free: 1-800-578-2547
Email: service@belshaw.com • http://www.belshaw.com

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  • Page 1 Thermoglaze Model TG 50 Operator’s Manual Serial Number W04060001 on Belshaw Bros., Inc. 1750 22nd Avenue South Seattle, WA 98144-4590 Phone: (206) 322-5474 • Fax: (206) 322-5425 Toll Free: 1-800-578-2547 Email: service@belshaw.com • http://www.belshaw.com...
  • Page 3 Congratulations on buying a new Thermoglaze from Belshaw Bros., Inc. Please inspect the unit carefully for damage or missing pieces immediately after receiving your system. Belshaw cannot pay for shipping damage, because the freight company has accepted the machine from Belshaw in good condition, and is responsible for its safe delivery.

  • Page 5: Table Of Contents

    Unloading and Uncrating Identification Installation Assembly Operation Cleaning Maintenance Troubleshooting Appendix Belshaw Bros., Inc. • 1750 22 Thermoglaze 50 Ave. S. • Seattle, WA 98144 • Phone 206-322-5474 • Fax 206-322-5425 MN-1716EN Contents...
  • Page 6 Preface The operator of the Thermoglaze is expected to behave safely, read this manual before operation, and follow its instructions and warnings. Study the instructions and warnings in this manual carefully before operating the equipment. A thorough understanding of how to install, maintain, and safely operate the Thermoglaze will prevent production delays and injuries.

  • Page 7: Unloading And Uncrating

    Unloading and Uncrating DO NOT LIFT EXCESSIVE WEIGHT Once the crate has been delivered, immediately take the covers off the crate and inspect for hidden damage. If damage is found, please see the above information to make a damage claim to the shipping company.

  • Page 8: Identification

    Identification This information is key to identification for service or ordering parts on the ThermoGlaze. When servicing the equipment, please have the Model and serial number so the technician can order the correct parts for you. To identify which Thermoglaze system you have, please use the following model number key: THERMOGLAZE DESCRIPTION KEY Model No: - Doz/hr: - Glaze Pump: Opt.
  • Page 9 Part No. Description Key 22120 TG-25-GD-220/240-60-1-D JR. 22231 TG-25-GB-415-50-3w/N-C JR 22247 TG-25-GB-415-50-3w/N-E RVO 22010 TG-50-G-208-60-1-W 22054 TG-50-GV-208-60-1-D 22011 TG-50-GV-220/240-60-1-D STD 22013 TG-50-GV-400/230-50-3-C STD 22067 TG-50-GM-400/230-50-3-C SPL 22251 TG-25-GT-208-60-1-D Optional Line Items: SL200-0004 Glazing Screen - 17” x 25” – TG-50 TJ-0001 Glazing Screen –...

  • Page 10: Installation

    Installation WARNING To avoid electrocuting yourself or damaging the Thermoglaze, never allow water, steam, cleaning solution, or other liquid to enter the electrical panels or connections Electrical: Model Dimensions Power Requirements 88"L x 40W x TG21586 63"H Make sure that the power requirements of the Thermoglaze, shown on the data plate, match your power source.

  • Page 11: Assembly

    Assembly Clean all parts with mild soap and water and let dry before assembly and applying electrical power to the equipment. The Thermoglaze unit is design for ease of assembly and use. The system is crated in a manner so there are few pieces to put together once the Thermoglaze is in place for production.
  • Page 12 Figure 4-2 Infeed – Left hand view. Belshaw Bros., Inc. • 1750 22 Transfer Conveyor Assembly Figure 4-3 Swing away glaze trough. Figure 4-4 Right Hand View: Ave. S. • Seattle, WA 98144 • Phone 206-322-5474 • Fax 206-322-5425 MN-1716EN (Optional) Thermoglaze 50...
  • Page 13 Figure 4-5 Control Panel View: The Thermoglaze system consists of a Thermoglaze unit and the Thermolizer. They are placed in unison in the area located for the production of donuts. See Figure 4-6 for Thermoglaze system. Figure 4-6 Thermoglaze System. Belshaw Bros., Inc.

  • Page 14: Operation

    Operation • Turn on main power switch and allow to heat to operating temperature. (Note: conveyor will not move until the oven is up to operating temperature and the donut ready light is on. See Figure 5-1.) Figure 5-1. Oven Ready Light. •...

  • Page 15: Cleaning

    Cleaning Daily TG Cleaning Instructions Disassembly 1. Allow the Thermoglaze to completely cool. (All material must under 130º) 2. Pump the unused glaze back into a bucket. 3. Disconnect the TG from power! 4. Remove the glaze trough. 7. Remove the oven heat shield. 5.
  • Page 16 9. Remove the conveyor assembly through the outfeed end of the oven. 10. Turn the end cover latches counterclockwise. 11. Remove the end covers. Belshaw Bros., Inc. • 1750 22 12. Lift up on the outfeed upper finger housing and slide it to the rear of the oven disengaging it from the mounting bracket.
  • Page 17 15. Lift up on the outfeed lower finger assembly and remove it. 16. Lift up on the infeed upper finger assembly. 17. Slide the infeed upper finger assembly to the rear of the oven. Belshaw Bros., Inc. • 1750 22 Thermoglaze 50 18.
  • Page 18 21. Remove the upper air duct panel 22. Lift up on the outside end of the lower air duct panel. 23. Remove the lower air duct panel. Belshaw Bros., Inc. • 1750 22 24. Remove the oven crumb tray 25. Oven with all parts removed. 26.
  • Page 19 27. Remove the finger cover. 28. Remove the columnating plate. 29. Loosen the lower glaze hose clamp. Belshaw Bros., Inc. • 1750 22 Thermoglaze 50 30. Remove the lower glaze hose clamp and gasket. 31. Remove the upper pump clamp. 32.
  • Page 20 33. Remove the glaze reservoir and hose. 34. Remove the drip pan. 35. Remove unscrew the 4 glaze pump cover wing nuts. Belshaw Bros., Inc. • 1750 22 36. Remove the glaze pump cover and “O” ring. 37. Remove the glaze pump body. 38.
  • Page 21 39. Remove the pump body and impellers. 40. Remove the impellers from the pump body. Belshaw Bros., Inc. • 1750 22 Ave. S. • Seattle, WA 98144 • Phone 206-322-5474 • Fax 206-322-5425 Thermoglaze 50 MN-1716EN...
  • Page 22 Cleaning 1. Hand wash all parts of the oven and glazer with warm soapy water. 2. Do not use caustic cleaners on oven parts. 3. You may use an approved oven cleaner on the stainless steel finger cover only. (see step 27 of Disassembly) 4.
  • Page 23 5. Install the 4 wing nuts finger tight. 6. Set the upper gasket on top of the glaze pump. 7. Install the drip pan and glaze reservoir. Belshaw Bros., Inc. • 1750 22 Thermoglaze 50 8. Install the upper clamp. 9.
  • Page 24 11. Install the finger covers. 12. Install the oven crumb tray. 13. Install the lower air duct panel. Belshaw Bros., Inc. • 1750 22 14. Install the upper air panel assembly. 15. Install the lower infeed finger assembly. 16. Install the upper infeed finger assembly Ave.
  • Page 25 17. Then lift it up, slide it to the front of the oven and hook it on the brackets. 18. Install the lower outfeed finger assembly. 19. Install the upper outfeed finger assembly. Belshaw Bros., Inc. • 1750 22 Thermoglaze 50 20.
  • Page 26 23. Pull the drive coupling back and line it up with the conveyor drive shaft. 24. Install the glaze reservoir cover 25. Glaze reservoir installed. Belshaw Bros., Inc. • 1750 22 26. Install the glaze drain tray. 27. Connect the drive belt. 28.
  • Page 27 29. Slide the heat shield over the oven. Belshaw Bros., Inc. • 1750 22 Ave. S. • Seattle, WA 98144 • Phone 206-322-5474 • Fax 206-322-5425 Thermoglaze 50 MN-1716EN...

  • Page 28: Maintenance

    Maintenance The ThermoGlaze is engineered to need little maintenance. By keeping the system clean, the equipment will last for years. The only maintenance that is required is the following: When cleaning the donut system, check all rubber gaskets for wear and replace when necessary.

  • Page 29: Troubleshooting

    Troubleshooting Call Belshaw Bros. at (206)322-5474, or (800) 578-2547. One of our customer support representatives will be happy to help you. When you call, please specify the following: • The model name of the machine. • The serial number of the machine. •...
  • Page 30 CONVEYOR WILL NOT MOVE Possible Causes Oven not to correct temperature yet. Conveyor is jammed. Motor circuit breaker is tripped. GLAZER WILL NOT PUMP GLAZE Glazer motor is not running. Glazer pump impellers are worn. GLAZE IS MISSING THE DONUTS ON ONE SIDE OF THE GLAZE SCREEN Glazer or glaze trough is not level.
  • Page 31 THE PUMP MOTOR WILL NOT RUN Possible Causes The connection of the power cord to the power source is faulty. The circuit breaker has been tripped. THE FILL HOSE IS LEAKING Possible Causes Fill hose is leaking at the connection. Fill hose is leaking near the pump.
  • Page 32 Calibration Procedure for Temperature and Cook Time on the Thermoglaze Model TG50 Turn off power to the TG50 before removing any access covers. This procedure should be performed only by qualified service technicians. Remove the electrical box cover on the oven to access the temperature and speed control adjustment potentiometers.

  • Page 33: Appendix

    Appendix Final Assembly Drawing Parts Diagrams Wiring Diagram Maintenance Appendix for ThermoGlaze Oven Service Kit Parts List Belshaw Bros., Inc. • 1750 22 Thermoglaze 50 TNG-2011 TNGG-1008 TNGG-0526 TNGG-1009 TNGV-2004 TNG-4008 Ave. S. • Seattle, WA 98144 • Phone 206-322-5474 • Fax 206-322-5425 MN-1716EN...
  • Page 34 TNG-2011. THERMOGLAZE ASSEMBLY Belshaw Bros., Inc. • 1750 22 Ave. S. • Seattle, WA 98144 • Phone 206-322-5474 • Fax 206-322-5425 MN-1716EN Thermoglaze 50...
  • Page 35 TNG-2011. THERMOGLAZE ASSEMBLY Belshaw Bros., Inc. • 1750 22 Ave. S. • Seattle, WA 98144 • Phone 206-322-5474 • Fax 206-322-5425 Thermoglaze 50 MN-1716EN...
  • Page 36 TNG-2011. THERMOGLAZE ASSEMBLY Belshaw Bros., Inc. • 1750 22 Ave. S. • Seattle, WA 98144 • Phone 206-322-5474 • Fax 206-322-5425 MN-1716EN Thermoglaze 50...
  • Page 37 TNG-2011. THERMOGLAZE ASSEMBLY Belshaw Bros., Inc. • 1750 22 Ave. S. • Seattle, WA 98144 • Phone 206-322-5474 • Fax 206-322-5425 Thermoglaze 50 MN-1716EN...
  • Page 38 TNG-2011. THERMOGLAZE ASSEMBLY Belshaw Bros., Inc. • 1750 22 Ave. S. • Seattle, WA 98144 • Phone 206-322-5474 • Fax 206-322-5425 MN-1716EN Thermoglaze 50...
  • Page 39 Belshaw Bros., Inc. • 1750 22 Ave. S. • Seattle, WA 98144 • Phone 206-322-5474 • Fax 206-322-5425 Thermoglaze 50 MN-1716EN...
  • Page 40 Belshaw Bros., Inc. • 1750 22 Ave. S. • Seattle, WA 98144 • Phone 206-322-5474 • Fax 206-322-5425 MN-1716EN Thermoglaze 50...
  • Page 41 Belshaw Bros., Inc. • 1750 22 Ave. S. • Seattle, WA 98144 • Phone 206-322-5474 • Fax 206-322-5425 Thermoglaze 50 MN-1716EN...
  • Page 42 Belshaw Bros., Inc. • 1750 22 Ave. S. • Seattle, WA 98144 • Phone 206-322-5474 • Fax 206-322-5425 MN-1716EN Thermoglaze 50...
  • Page 43 Belshaw Bros., Inc. • 1750 22 Ave. S. • Seattle, WA 98144 • Phone 206-322-5474 • Fax 206-322-5425 Thermoglaze 50 MN-1716EN...
  • Page 44 REC. QTY PART NUMBER THERMOGLAZE 1 EA 1 EA #SWT-0022-240 1 EA 5 EA 5 FT 2 EA 4 EA 1 EA 1 EA HG18-0031B-4 1 EA 1 EA 4 EA 2 EA 2 EA 4 EA 2 EA 1 EA 2 EA 2 EA 2 EA...

  • Page 45: Troubleshooting Guide

    SYMPTOM POSSIBLE CAUSE Oven fan will not run Incoming Power Supply Oven Fan Fuses, 5 Amp Fuse Holder High Limit Thermostat Control Box (Note: High Limit not used in ovens S/N 3000352) Fan Switch 20 Minute Time Delay Main Fan Relay Fan Motor Capacitor No main fan cool...
  • Page 46 Oven will not heat Main Oven Fan Temperature Control Board Thermocouple Sensor Temperature Set Potentiometer Hi Limit Thermostat- Oven Cavity Air Pressure Switch Heating Element Relay Heater Element November 1999 Check if main oven fan is working. If not, refer to "Oven Fan Will Not Run".
  • Page 47 Conveyor will not run Fan Switch S/N 4000480 and Below Conveyor Control Transformer Speed Adjustment Potentiometer Conveyor Control Board Conveyor Gear Motor Conveyor Conveyor speed Power Supply varying or intermittent Transformer Conveyor Control D.C. Gearmotor November 1999 Check continuity between switch terminals. Replace as needed.
  • Page 48 Conveyor will not run Fan Switch (S/N 3000481 & Above) Conveyor Control Transformer Speed Adjustment Pot Conveyor Control Board Conveyor Gear Motor Conveyor Conveyor speed Power Supply varying or intermittent Transformer Conveyor Control D.C. Gearmotor Magnet Hall Effect Sensor November 1999 WITH POWER OFF: Check continuity between switch terminals.

  • Page 49: Removal, Installation, And Adjustment

    REMOVAL, INSTALLATION, AND ADJUSTMENT BEFORE REMOVING OR INSTALLING ANY COMPONENT IN THE IMPINGER OVEN BE SURE TO DISCONNECT ELECTRICAL POWER SUPPLY SWITCH, ON-OFF 1. Remove conveyor and oven side panels. 2. Remove two (2) screws from ends of control panel and remove panel. 3.

  • Page 50: Air Pressure Switch - Replacement

    THERMOSTAT, OVEN CAVITY HI-LIMIT 1. Remove control box cover. 2. Remove oven back assembly. (See OVEN BACK) 3. Remove two (2) wires from thermostat. 4. Remove retaining nut from the front of thermostat and remove thermostat. 5. Remove capillary tube from wire form in back of oven and remove assembly out through control box side.

  • Page 51: Time Delay Relay

    MAIN FAN RELAY 1. Remove control box cover 2. Remove wires from relay and mark wires for reinstallation. 3. Remove two (2) screws and replace relay. 4. Reassemble in reverse order and check operation. TIME DELAY RELAY 1. Remove control box cover. 2.

  • Page 52: Conveyor Control Board - Replacement

    ASSEMBLY OF MAGNET TO MOTOR FOR OVENS WITH 1-12 MINUTE CONVEYOR DRIVE SYSTEM 1. Apply 1 or 2 drops of adhesive (supplied) to magnet. Mount magnet on motor shaft. Be sure to keep adhesive away from motor bearings. Note: Use magnet marked "8" FOR OVENS WITH 1-24 MINUTE CONVEYOR DRIVE SYSTEM 1.
  • Page 53 177C/350F 149C/300F 121C/250F 93C/200F 5. Turn the temperature control knob to 500°F (260°C) and calibrate the temperature control board. Adjust the top potentiometer only (see diagram Pg. D5) so the unit cycles at 500°F ± 10°F (490°F - 510°F). 6. Turn the temperature control knob to 550°F and verify that the oven will cycle at 550°F (288°C) ± 10°F.
  • Page 54 COOLING FAN, CONTROL BOX 1. Remove control box cover. 2. Remove four (4) screws. 3. Lift off fan guard and finger guard. 4. Disconnect two wires and replace fan. 5. Reassemble in reverse order and check operation. NOTE: Check to insure that control box high limit switch is not tripped. Reset if needed. CAPACITOR, MOTOR 1.
  • Page 55 THERMOCOUPLE 1. Remove control box cover. 2. Remove six (6) acorn nuts holding motor cover and remove. 3. Remove four (4) acorn nuts holding oven back assembly and remove oven back. 4. Remove thermocouple bulb from wire form in rear of oven cavity. 5.
  • Page 56 HEATING ELEMENT (Color Coded on the Cold Zone) PART# 369418 PART# 369419 PART# 369450 PART# 369455 PART# 369456 PART# 369457 PART# 369475 PART# 369476 PART# 369477 PART# 370104 PART# 370105 1. Remove six (6) acorn nuts holding motor cover and remove 2.

  • Page 57: General - 1300 Series

    LETTER 369434 369442 369436 369445 369441 369439 369435 369438 369444 369446 369437 369916 369484 369407 369447 369953 369460 369410 370106 350259 369413 369373 369461 369945 369429 369432 369449 369433 369468 350224 369448 369467 369495 369211 369451 369491 369490 369488 369932 370096 370018 370095...
  • Page 58 GENERAL – 1300 SERIES PARTS BLOW-UP November 1999 COUNTER TOP IMPINGER...

  • Page 59: Control Compartment - 1300 Series

    CONTROL COMPARTMENT – 1300 SERIES LETTER 369426 369378 369428 369331 369415 369464 370017 369431 369430 369422 369417 369425 369479 369427 370241 369416 369465 369129 369424 369923 369466 369841 369154 357067 369483 369482 369822 370065 369823 369421 370100 370040 370099 369414 370019 369536 369085...
  • Page 60 CONTROL COMPARTMENT – 1300 SERIES BLOW - UP November 1999 COUNTER TOP IMPINGER...

  • Page 61: Back - 1300 Series

    LETTER 369418 369419 369450 369455 369456 370105 369457 369475 369476 370104 369477 369409 369408 369440 369192 369457 370041 370020 370102 369453 369423 369485 370179 369480 369940 370093 369474 369936 369473 369935 369470 369497 369496 369459 November 1999 BACK – 1300 SERIES DESCRIPTION Color Coded on The Cold Zone Heating Element - 208V...
  • Page 62 BACK – 1300 SERIES BLOW - UP November 1999 COUNTER TOP IMPINGER...

  • Page 63: Standard Conveyor - 1300 Series

    STANDARD CONVEYOR – 1300 SERIES LETTER 369443 369462 369515 369516 369463 369471 1343 1344 369412 369411 370185 1341 1342 370094 November 1999 DESCRIPTION Standard Complete Conveyor Assy. (31” Length) Idler Axle Drive Sprocket Conveyor Bearing Drive Axle Roll Pin, 5/32 x 7/8” Entry Shelf –...

  • Page 64: Extended Conveyor - 1300 Series

    EXTENDED CONVEYOR – 1300 SERIES LETTER 369909 369462 369515 369516 369463 369471 369943 369412 369481 370185 369920 369921 369954 369922 1345 369489 November 1999 DESCRIPTION Extended Conveyor Assy. (49 ¾” Length) Idler Axle Drive Sprocket Conveyor Bearing Drive Axle Roll Pin, 5/32 x 7/8” Conveyor Frame, Extended Conveyor Splice Clip Conveyor Belting –...

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