TR Instruction Manual - Dover Flexo Electronics, Inc
TR Instruction Manual - Dover Flexo Electronics, Inc
TR Instruction Manual - Dover Flexo Electronics, Inc
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4.3 DISASSEMBLY AND REASSEMBLYNOTE: Following are some procedures for servicing your tension roll. It is highly recommended that thetension roll be returned to <strong>Dover</strong> for proper service and maintenance. Warranty will be void if unit isdisassembled before five year warranty expires unless specific permission is given by DFE’s TechnicalService Manager.1. TOOLS REQUIRED1. Socket head screw hex keysSCREW SIZE KEY SIZE (inch) <strong>TR</strong>ANSDUCER SIZE & LOCATION OF USEM2 x 0.4 0.058 (1.5mm) Size 1: Bearing RetainerM3 x 0.5 Button 0.078 (2mm) Size 1: Electrical ConnectorM4 x 0.7 Set Screw 0.078 (2mm) Size 1: End Cover4-40 Button 0.0625 (1/16) Size 2: Electrical Connector4-40 0.0937 (3/32) Size 2: Bearing Retainer10-32 0.1562 (5/32) Size 2: Beam Retainer, Connector Blk10-32 Set Screw 0.0937 (3/32) Size 2: End Cover1/4-20 0.1875 (3/16) Size 2: Beam, Bearing Retainer2. Needle nose pliers.3. A small flat blade screwdriver.4. 20 watt soldering iron with small tip.5. Diagonal wire cutters.6. Wire stripper for 30 AWG wire.2. ELEC<strong>TR</strong>ICAL CONNECTOR REPLACEMENT1. Remove the four screws holding the connector in place.2. Unsolder the wires. (You need not remember where the wires came from because the correctconnections are listed in Section 1.4 Specifications on page 3 of this <strong>Manual</strong>.) Set the electricalconnector aside.3. Take a new electrical connector in hand. Look closely at the end where the wires will be soldered.Notice that each pin is identified by a letter.4. Turn to Section 1.4 Specifications, Page 3 of this <strong>Manual</strong> and solder the wires to the pins asdescribed under "Connector Pin Assignments".5. Carefully stuff the wires into the connector block and position the connector so the small key tab inthe threaded end of the connector faces the roll. Replace all four screws and tighten.3. SHAFT REMOVAL1. Place the transducer on a clean bench. Block it in place so it can not roll.2. Using an ink marker or piece of tape, identify the end of the roll near the electrical connector withthe letters "EC".3. Loosen the two set-screws and remove the end cover having the Tension Force direction decal. SeeFigure 10.Figure 10 - DECAL END OF <strong>TR</strong>ANSDUCER13