Related Manuals for CLEAN ROOM DEVICES CRD202
Summary of Contents for CLEAN ROOM DEVICES CRD202
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Page 1: Title Page
CRD202 AUTOMATIC TUBING EXPANDER OPERATIONS MANUAL ORIGINAL INSTRUCTIONS VERSION 3.9 LAST EDITED 08.11.2022 cleanroomdevices.com... -
Page 2: Table Of Contents
Table of Contents Title Page……………………………………….……………..………………………………….1 Table of Contents…………………….…………………………………………………………...2 General Product & Safety Information………………………...………………….…..…3 Product Information Safety Information Installation………………………………………………….………………..….………..4 Air Supply Electrical Connection Setup Operation…………………………………………………………………..……...…..….5 Jaw Adjustment Setting Time Delays Expanding Operation Jaw Installation and Removal Troubleshooting………………………………………….……………….…………….13 Maintenance…………………………………………………..……………….…….….14 Periodic Cleaning (annually) Tools List Product Specifications…………………………………………………………………..14 Durometer Scale……………………………………………………………………..….14... -
Page 3: General Product & Safety Information
1.0 General Product & Safety Information Product Information • Unit is designed to expand flexible tubing up to a durometer of Shore A 85 (Shore D 35), including any non-metallic braided materials. • The minimum/maximum inside tube diameter is 1/16” – 9/16”. •... -
Page 4: Installation
• 120 to 240V AC power supply required for operation. The unit will come with the appropriate 24 VDC power supply. Connection Setup Setting up the connections on the CRD202 is a simple task. Please reference Figure 2.3.1 below when making all connections to the back panel:... -
Page 5: Operation
Jaw Hold-Open Toggle Switch Sensor Toggle Switch Power Jack Foot Pedal Jack Figure 2.3.1: Electronics enclosure connections 3.0 Operation Jaw Adjustment • Start by using a 9/16” wrench to loosen the 3/8” hex nut at the bottom end of the lower jaw support block assembly to adjust the unit for the proper tubing size. -
Page 6: Setting Time Delays
Be careful that you do not over tighten the nut. Setting the Time Delays • The CRD202 expansion operation is designed to expand each piece of tubing twice. After the first expansion, the jaws will close and the operator rotates the tube 90 degrees and the jaws will automatically expand again using the sensor. - Page 7 (to the left) to decrease the delay. Figure 3.2.2: Adjusting the Expansion Time pot • Figure 3.2.3 below shows the CRD202 with the rear cover removed, as well as the location of both time delay adjustments on the time delay relay:...
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Page 8: Expanding Operation
Figure 3.2.3: Time Delay Relay and Time Adjustments Expanding Operation • The CRD202 is designed to be used with a photo-sensor that will automatically sense the presence of tubing over the jaws. The sensor is aligned against the tangent of the jaw as shown in Figure 3.3.1 below: Note: The unit may be operated with an optional electric... - Page 9 • To adjust the jaws for the size tubing to be expanded you need to loosen the 3/8” hex nut (Lock Nut.) • With A/C power and compressed air attached to the expander, actuate the electric foot switch which will activate the expander. Adjust the expander lower jaw to the position you want using the Thumb Wheel Knob.
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Page 10: Jaw Installation And Removal
Sensor Adjustment Screw Figure 3.3.2: Sensor Adjustment Screw • To operate the foot switch (optional), turn the switch on the rear cover to the up position and plug in the foot switch jack. Note: The foot pedal will operate the unit when it is plugged in, regardless of the switch position. - Page 11 Cylinder shaft shown fully extended and retracted in jaw block channel Figure 3.4.1 – Fully extended Fully retracted • Using a 3/8” open end wrench to hold the cylinder on the flats and a 11/16” open end wrench break the upper jaw nut loose by turning counter clockwise. Figure 3.4.2. •...
- Page 12 Figure 3.4.4 Figure 3.4.5 • Rotate the upper jaw by hand counter clockwise until removed. • Important note: when screwing upper jaw onto cylinder shaft it is important to only screw the jaw 2/3 to 3/4 of the way on. Any farther and the jaw may slip off the jaw block when the cylinder is retracted.
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Page 13: Troubleshooting
Figure 3.4.8: Remove Sensor Figure 3.4.9: Sensor bracket screws Figure 3.4.10: Threaded rod removed • Select replacement jaw set and assemble them in the reverse order of operations. • Note: If the cylinder shaft won’t retract when being cycled the adjustment of both set screws on the front cylinder mount bracket will need to be adjusted. -
Page 14: Maintenance
1. Ensure there are no obstructions keeping the jaws from expanding. Jaws do not expand. 2. Completely depress the foot pedal to actuate. 3. Ensure the toggle switch is set to the appropriate setting (sensor or foot pedal) 1. Ensure the tubing being expanded does not exceed the recommended durometer. -
Page 15: Wiring Schematic
8.0 Wiring Schematic Note: Schematic drawings are provided for troubleshooting only— not for modifying the machine in any way! -
Page 16: Warranty
For additional information contact: www.cleanroomdevices.com Clean Room Devices, Inc. 10855 Dover Street, Suite 100 Westminster, CO 80021...
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