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Summary of Contents for Vollrath Stoelting DQU411 Series
- Page 1 A VOLLRATH® DIVISION Model DQU411 Operator’s Manual 513687 Rev.2...
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Page 2: Section 1: Introduction
Stoelting White Glove Service. For warranty information, visit stoeltingfoodservice.com Stoelting Foodservice Equipment White Glove Service Network 502 Highway 67 Phone: 888.319.9549 Kiel, WI 53042-1600 A VOLLRATH® DIVISION U.S.A. © 2020 Stoelting stoeltingfoodservice.com DQU411-I2 OPERATOR’S MANUAL 513687 REV.2... - Page 3 Section 1: Introduction This manual is divided into the following fi ve sections: INTRODUCTION A. Parts of the Machine B. Specifi cations OPERATION A. Empty the Freezing Cylinders - Start here if cleaning a machine with mix in it B. Disassemble Parts - Start here if cleaning an empty machine C.
- Page 4 Section 1: Introduction A. Parts of the DQU411-I2 Machine IntelliTec2™ Spigot Handle Freezing Cylinder Cabinet IntelliTec2™ Touchpad DQU411-I2 OPERATOR’S MANUAL 513687 REV.2...
- Page 5 Section 1: Introduction B. DQU411-I2 Specifi cations DQU411-I2 Water Cooled DQU411-I2 Air Cooled Dimensions Machine with crate Machine with crate width 19-1/8’’ (48,6 cm) 34’’ (86,4 cm) 19-1/8’’ (48,6 cm) 34’’ (86,4 cm) height 66-7/8’’ (169,9 cm) 78’’ (198,1 cm) 66-7/8’’...
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Page 6: Section 2: Operation
Section 2: Operation A. Empty the Freezing Cylinders Open the spigot to drain the product into a container until Turn off freezing cylinder. the container is full. Empty the container and repeat until product has been drained from the freezing cylinder. In the cab, disconnect the bag adapter and place it in a bucket fi... - Page 7 Section 2: Operation Remove the bucket in the cab and turn on the pump to clear any remaining liquid in the hoses. Open the spigot to drain the freezing cylinder. Auger Flight Wear Press and hold the Main Freezer Power button for three seconds to turn off 1.
- Page 8 Section 2: Operation Unscrew springs from the Remove the air bleed valve auger fl ights. from the front door. Remove all o-rings from parts by fi rst wiping off the lubrication using a clean towel. Then squeeze the o-ring upward to form a loop. Roll the o-ring out of the groove.
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Page 9: Cleaning Disassembled Parts
Section 2: Operation C. Cleaning Disassembled Parts Rinse all parts with clean 90° to 110°F (32°C to 43°C) water. Then place all parts in a sanitizing solution for at least 1 minute, then remove and let air dry completely Disassembled parts require complete cleaning, before assembling in machine. -
Page 10: Assembling Machine
Section 2: Operation E. Assembling Machine NOTE Wrap the brush in a clean cloth and thoroughly dry the freezing cylinder. Total Blend or equivalent must be used when lubrication of machine parts is specifi ed. The USDA and FDA require that lubricants used on food processing equipment must be certifi... - Page 11 Section 2: Operation Screw the springs onto the Install the adapter into the rear seal WITHOUT studs in the plastic fl ights. LUBRICANT. Then lubricate the inside of the adapter The springs must be screwed and install it onto the auger. into the fl...
- Page 12 Section 2: Operation Assemble the air bleed valve o-ring onto the air bleed Apply a thin layer of sanitary lubricant to the inside and outside of the auger support bushing. valve. Position the o-ring into the groove. Apply a thin fi...
- Page 13 Section 2: Operation E.11 E.14 Fit the front door o-ring into Install the o-rings onto the spigot. Apply a thin layer the groove on the rear of the of sanitary lubricant to the o-rings on the spigot body. front door. E.15 Place the front door assembly on the mounting studs and the...
- Page 14 Section 2: Operation 3. Pump Hose Assembly NOTE United States Department Agriculture and the Food and Drug E.18 Administration require that all cleaning and sanitizing solutions used with food Place the mix container on the shelf in the cabinet. processing equipment be certifi ed for this E.19 When sanitizing the machine, refer to local sanitary regulations for applicable codes and recommended...
- Page 15 Section 2: Operation While the cylinder is being sanitized complete the Press the Main Power button. following: Then press the Pump button to turn the pump ON. 1. Use a sanitized soft bristle brush dipped in sanitizing solution to clean the mix container. 2.
- Page 16 Section 2: Operation Install the bag adapter into a bag of mix. Close the cab door. Press the Pump button to turn the pump on. Place a container under the spigot and open the spigot to allow the mix to fl ush out about 8 ounces (0.23 liters) of sanitizing solution and liquid mix.
- Page 17 Section 2: Operation H. Brushes for Cleaning 208387 208467 208465 208485 208135 208380 Part Number Where Used 208135 Freezing cylinder 208465 Front door, check valve block, pump hose 208380 Front door, pump hose, mix sensor 208467 Front door, manifold, check valve block 208485 Coiled hose 208387...
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Page 18: Lubrication Points
Section 2: Operation I. Lubrication Points All O-Rings O-Ring & Hex End of Auger Inside & Outside of Bushing O-Ring ONLY Inside Metal Adapter DQU411-I2 OPERATOR’S MANUAL 513687 REV.2... - Page 19 Section 2: Operation J. Pump Hose Routing 1/2" Clear Hose (6") 1/2" Clear Hose (6") 1/4" Clear Hose (13") 1/4" Clear Hose (13") Mix Sensor Mix Sensor 3/8" Clear Hose (24") 3/8" Clear Hose (24") Tan Pump Hose Tan Pump Hose Mix Bag Adapter Mix Bag Adapter 513687 REV.2...
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Page 20: Section 3: Maintenance
Section 3: Maintenance A. Mix Pump Hose Replacement Loosen the clamps on the tan hose at the mix sensor and NOTE the tee. Replace pump hose every 800 gallons or Disconnect the hose at both every 2 weeks, whichever occurs fi rst. ends. - Page 21 Section 3: Maintenance NOTE Tan pump hose must be replaced with As the hose feeds through the OEM part 756204 to prevent risk of failure. cover, orient the mix sensor at an angle so the sensor wire is not kinked or bent at a sharp angle.
- Page 22 Section 3: Maintenance B. Mix Pump Hose Cleaning 1. Disassembly and Hose Cleaning NOTE Disconnect the wires from the low mix sensor. Any cleaning procedure must always be followed by sanitizing before fi lling the machine with mix. The mix pump is approved for CIP (clean-in-place). It Turn the pump on and pull is thoroughly cleaned when the cleaning solution is down on the pickup end of the...
- Page 23 Section 3: Maintenance 2. Inspect and Cleaning Loosen the clamp on the mix tube at the top of the cab and remove the hose from the tube. Loosen the clamp on the air tube at the back wall of the cab. Inspect all the parts for wear and replace as necessary.
- Page 24 Section 3: Maintenance 3. Reassembly B.13 Once the hose feeds through the cover, turn the pump off . B.11 Connect the tan hose and the clear hose to the low mix sensor. B.14 Connect the clear hose to the top of the tee and tighten the clamp.
- Page 25 Section 3: Maintenance B.16 B.18 Connect the air hose to the tube at the back wall of the Connect the low mix sensor cab and tighten the clamp. wires to the sensor Connect the other end onto the tee and tighten the clamp. B.19 B.17 Sanitize assembled machine as per instructions...
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Page 26: Fine Consistency Adjustment
Section 3: Maintenance C. Fine Consistency Adjustment Press the SET button to save the changes. Press the SEL button to toggle between freezing Product consistency can be adjusted on the Fine cylinders. Consistency Adjustment Screen. Press the left arrow button when done to return to the From the Current Current Status screen. -
Page 27: Daily Procedures
Section 3: Maintenance Daily Procedures D. Daily Procedures - Night E. Daily Procedures - Morning Clean the underside of the clear front door and the Remove the drip tray from the exposed portion of the spigots with brushes and a front of the machine. -
Page 28: Section 4: Troubleshooting
Section 4: Troubleshooting Product is Too Product is Too Soft Firm Decrease the fine consistency. Increase the fine consistency. Contact your authorized Is the product still Stoelting distributor for too firm? further assistance Continue normal operation. Is there an air flow Is the product still restriction around too Soft? - Page 29 Section 4: Troubleshooting If an error code appears on the machine complete the steps on the following pages before calling your authorized Stoelting distributor. Oftentimes the issues can be resolved using new/fresh product in a clean and sanitized machine. Any Error Code on IntelliTec2™...
- Page 30 Section 4: Troubleshooting Error Code (E3) Run Time Air-Cooled Machines Move anything blocking Is there an air flow the louvered panels and Is the problem restriction around make sure there is fixed? the machine? enough air clearance around the machine. Disassemble machine Does the error and reassemble...
- Page 31 Section 4: Troubleshooting Error Code (E3) Run Time Water-Cooled Machines Is the water or Is the problem glycol system Turn the system on. fixed? turned off? Are the water or Repair or replace the Is the problem glycol lines kinked lines.
- Page 32 Section 4: Troubleshooting Error Code (E9) High Pressure Cutout Air-Cooled Machines Move anything blocking Is there an air flow the louvered panels and Is the problem restriction around make sure there is fixed? the machine? enough air clearance around the machine. Check for an exterior heat source from equipment.
- Page 33 Section 4: Troubleshooting Error Code (E9) High Pressure Cutout Water-Cooled Machines Is the water or Is the problem glycol system Turn the system on. fixed? turned off? Are the water or Repair or replace the Is the problem glycol lines kinked lines.
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Page 34: Section 5: Replacement Parts
Section 5: Replacement Parts Auger Shaft & Front Door Parts 667868 667868 381804 381804 624678 624678 2183106 2183106 624520 624520 694255 694255 2187696 2187696 149006 149006 694200 694200 1151859 1151859 4151178-SV 4151178-SV 482004 482004 2208284 2208284 625133 625133 624556 624556 482019 482019 2209132... - Page 35 Section 5: Replacement Parts Cab Tubing 264241 264241 264235 264235 756088 756088 756233 756233 264241 264241 264235 264235 264235 264235 2205647 2205647 376041 376041 756088 756088 264235 264235 264241 264241 756204-40 756204-40 264241 264241 Tan pump hose must be replaced with OEM part 2208100 2208100 756204 to prevent risk...
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