Page 1
Table of Contents Safety EV-800 Introduction Elevating Table Installation Installation, Operation, & Service Manual Operation Periodic Maintenance Maintenance Component Replacement Trouble- Shooting Electrical Schematics Illustrated Parts List P/N 8000-EV800-D Notes Revision: A, March 6, 2012...
Page 2
This document is the property of Del Medical Inc. and contains confidential and proprietary information owned by Del Medical Inc. Any unauthorized copying, use or disclosure of it without the prior written permission of Del Medical Inc. is strictly prohibited.
Safety Information Introduction The policy of Del Medical, Inc. is to manufacture X-ray equipment that meet high standards of performance and reliability. We enforce strict quality control techniques to eliminate the potential for defects and hazards in our products. The intended use of this equipment is to provide an adjustable elevating platform for positioning of a patient with respect to an X-ray source for the purpose of acquiring X-ray images of the desired parts of a patient’s...
EV800 Elevating Table Installation, Operation, & Service Manual Definitions The table below defines the meaning of various symbols found on device labels on the machine. This warning symbol indicates a potential hazard to operators, service personnel or equipment. It indicates a requirement to refer to the accompanying documentation for details.
EV800 Elevating Table Installation, Operation, & Service Manual Safety Conventions Used in this Manual Specific safety information is listed in this manual in the form of WARNING and CAUTION statements. Pay close attention to these statements as they contain important information on avoiding potential hazards to you or the equipment.
EV800 Elevating Table Installation, Operation, & Service Manual Caution Statements: • Are used to indicate hazards or unsafe practices which could result in minor personal injury or product/property damage. • Appear in bold type. • Have a triangular symbol with an exclamation point above the text. •...
EV800 Elevating Table Installation, Operation, & Service Manual Equipment Safety Guidelines The following warnings and cautions are specific to the EV800 Elevating Table. Read them carefully - some of them are not obvious to typical equipment use. Warning Turn off electrical power to the table at the power source before servicing the table.
Page 13
EV800 Elevating Table Installation, Operation, & Service Manual Warning Make sure the operator or the patient does not touch the table’s unlock pedals when the patient is getting on or off table. This may cause the patient to fall off the table and cause serious injury. See figure below.
Page 14
EV800 Elevating Table Installation, Operation, & Service Manual Warning All of the movable assemblies and parts of this equipment should be operated with care and routinely inspected in accordance with the manufacturer’s recommendations contained in this manual. Only properly trained and qualified personnel should be permitted access to any internal parts.
EV800 Elevating Table Installation, Operation, & Service Manual Emergency Stop Button (For Service Technicians Only) There is an Emergency Stop button located in the table’s base that can be pressed to stop the motion of the table in an emergency. It is meant only to be used by technicians who are troubleshooting the table.
EV800 Elevating Table Installation, Operation, & Service Manual Electrical Discharge (For Service Technicians Only) This table’s main PCB contains capacitors that store energy after the machine is turned off. You can be severely shocked if you work on the table before these capacitors have completely discharged. The LED next to the capacitors must be off before you can work on the machine.
EV800 Elevating Table Installation, Operation, & Service Manual Identification Labels The EV800 components have manufacturing and certification information affixed. The manufacturing label contains: • The full name and address of the manufacturer of the component • The place, month, and year of manufacture •...
EV800 Elevating Table Installation, Operation, & Service Manual Product Life The table has an estimated life of 10 years from the point of purchase. This may vary depending on the (1) product use, (2) product maintenance, and (3) environmental conditions. When it has been determined that the table has completed its useful service life, local regulations must be complied with in regards to the proper disposal of the possible hazardous materials used in the manufacturing of the table.
EV-800 Elevating Table Installation, Operation & Service Manual 2.2 List of Affected Pages Page Number Page Number Page Number Level Level Level Table ii-2. List of Affected Pages ii-2 List of Affected Pages...
Introduction 1.1 Introduction This manual provides installation, operation, and service information for the EV800 Elevating Table. This manual also includes a spare parts list for the table. Introduction...
EV800 Elevating Table Installation, Operation, & Service Manual 1.2 Description The EV800 elevating radiographic table is designed for general purpose radiography and is ideally suited for modern hospitals, urgent care centers, clinics, and private practices. The EV800 features a four-way, floating table top which provides 41” (104 cm) of longitudinal travel and 9.25”...
Page 24
EV800 Elevating Table Installation, Operation, & Service Manual Figure 1-2. Table Foot Print Note: Bolt hole locations and overall base dimensions are symmetrical unless otherwise dimensioned. Total Area of Base 8.8 Sq./Ft. (.818 Sq. M) Floor Loading 56.8 Lbs/Sq. Ft. (277.5 Kg/Sq. M) Bolt Hole Diameter .75”...
EV800 Elevating Table Installation, Operation, & Service Manual 1.4 Minimum Space Requirements Minimum 12” (30 cm) Side & Rear Hazard-Free Buffer Zone Required Beyond Table Range -137” X 52” (348 cm X 132 cm) Table Top Range of Motion - 125” X 40” (317 cm X 102cm) Table Base - 52 7/8”...
EV800 Elevating Table Installation, Operation, & Service Manual 1.5 Specifications Specifications Compatibility The EV800 Elevating Table is compatible with a wide variety of generators, wallstands, and tubestands. It is intended to be used in a stationary diagnostic X-ray configuration. Voltage 120VAC or 230/240 VAC Current 10 Amps, Momentary 15 sec ON, 85 sec OFF...
EV800 Elevating Table Installation, Operation, & Service Manual 1.7 Optional-Accessories See page 9-36 for Part ID for accessories. Head Clamps Hand Grips Compression Band Lateral Cassette Holder Optional-Accessories...
Installation 2.1 Installation Instructions Tools Required: • Diagonal cutters (side cutters) • Medium phillips screwdriver • Pallet hoist • Power drill and masonry bit (size determined by installer) • Scale for measuring downward force of up to 120 lbs (53 Kg.) •...
Page 30
EV800 Elevating Table Installation, Operation, & Service Manual Move the base pallet to the approximate position where the base will be installed. Use diagonal cutters to cut the steel straps (1 in Figure 2-2). Remove the straps and the top cover (2). Figure 2-2.
Page 31
EV800 Elevating Table Installation, Operation, & Service Manual Cut and remove the tie wraps (1 in Figure 2-4). Peel off tape (2) on both ends of the base. Only one end is shown in Figure 2-4. Pull the power cord (3) from the base and unwrap it. Plug in the table’s power cord.
Page 32
EV800 Elevating Table Installation, Operation, & Service Manual Press and hold the Up pedal (1 in Figure 2-5) until the base rises to its mid-level position where it will stop. Press and hold the Up pedal again until the base rises to its highest position where it will stop. Up Pedal Figure 2-5.
Page 33
EV800 Elevating Table Installation, Operation, & Service Manual Unscrew the two lower panel clamp screws (1 in Figure 2-6), then remove the lower panhead screws (2). Lift the lower panel (3) up slightly and then pull it out. The bottom of the lower panel is connected to the table by slots (4) shown below.
Page 34
EV800 Elevating Table Installation, Operation, & Service Manual Caution Use extreme care when moving the base off the pallet and not to damage the foot pedals. Do not pry on the pedals or let the pedals rest on the edge of the pallet when moving the base. Lift the base off the pallet and place the base in its final resting position.
EV800 Elevating Table Installation, Operation, & Service Manual PBL Option Installation If your table does not have a PBL (Positive Beam Limitation) option, go to step 28. If it does have a PBL option, do the following steps. Unscrew the bucky rear cover screw (1 in Figure 2-7) and remove rear cover (2).
Page 37
EV800 Elevating Table Installation, Operation, & Service Manual Cut tie wraps (1 in Figure 2-9) off the cable. Figure 2-9. PBL Cable Install the PBL plate assembly (1 in Figure 2-10) on the bucky and secure it in place with four mounting screws (2). Unscrew the two acorn nuts (3) and remove the cover (4).
Page 38
EV800 Elevating Table Installation, Operation, & Service Manual Remove three wire jumpers from the PBL kit. Install the jumpers across terminals 1 and 4, 2 and 3, 3 and 6. See figure below for terminal locations. Connect the PBL cable to the terminal block as follows: Wht - 4 Grn - 5 Blk - 7...
EV800 Elevating Table Installation, Operation, & Service Manual Ion Chamber Option Installation If your table does not have a ion chamber option, go to step 42. If it does have a ion chamber option, do the following steps: Unpack the ion chamber kit. Figure 2-13.
Page 40
EV800 Elevating Table Installation, Operation, & Service Manual Cut the cable tie (1 in Figure 2-15). Unscrew the clamp screws (2) and remove the clamps (3). 2 (x2) Figure 2-15. ION Cable Clamps Unscrew the four cover screws (1 in Figure 2-16) and remove the cover (2).
Page 41
EV800 Elevating Table Installation, Operation, & Service Manual Remove the grommet (1 in Figure 2-17) from the cover (2). Figure 2-17. Cover Grommet Adjustments are needed to install the ion chamber assembly (1 in Figure 2-18). When mounting the ion chamber, the ion chamber needs to hit the slotting mounting holes.
Page 42
EV800 Elevating Table Installation, Operation, & Service Manual Connect the internal ion chamber cable (1 in Figure 2-19) to the ion chamber and secure with the two mounting screws (2). Install the clamp (3) over the cable and secure with the two nuts (4). Insert the grommet (5) over the cable.
Page 43
EV800 Elevating Table Installation, Operation, & Service Manual Reinstall the cover (1 in Figure 2-20) and secure with the four screws (2). Make sure that the chamber mates with the grommet installed in the previous step when reattaching the cover. 2 (x4) 1 Figure 2-20.
EV800 Elevating Table Installation, Operation, & Service Manual Grid Installation If not already done so, unscrew the four top cover screws (2 on each side)(1 in Figure 2-21) then remove the top cover (2). Figure 2-21. Bucky Top Covers Unscrew the four clamp screws (1 in Figure 2-22) and remove the clamps (2).
Page 45
EV800 Elevating Table Installation, Operation, & Service Manual Unpack the grid from its box. Figure 2-23. Grid Box (Typical) Caution Be careful not to over-tighten the grid clamp screws in the following step or you may crack the grid. 2.1 Installation Instructions 2-17...
Page 46
EV800 Elevating Table Installation, Operation, & Service Manual Install the grid as shown below and secure in place with clamps and screws. Figure 2-24. Grid Installation Reattach the bucky top cover (1 in Figure 2-25) and secure in place with four screws (2). Figure 2-25.
Page 47
EV800 Elevating Table Installation, Operation, & Service Manual Feed the cables from peripheral equipment (wall bucky, collimator, etc.) through the port (1 in Figure 2-26) in bottom of table. As an alternative, the cables can be fed out through the opening in the lower back of the table, shown in Figure 2-28.
Page 48
EV800 Elevating Table Installation, Operation, & Service Manual Disconnect the power cord from the main chassis shown below and remove the power cord. Wiring Safety Information • X-ray apparatus shall be grounded and powered in accordance with the National and Local Electrical Codes. •...
Page 49
EV800 Elevating Table Installation, Operation, & Service Manual Connect the dedicated power line to TB102. Refer to Section 1.5 “Specifications” for information on power and wiring requirements. Power Cord Figure 2-27. Main Power Terminal Warning Make sure power to the table is turned off at disconnect switch before performing the following steps.
Page 50
EV800 Elevating Table Installation, Operation, & Service Manual Unscrew the port nuts (1 in Figure 2-28). Figure 2-28. Port Cover Nuts Pull the port cover (1 in Figure 2-29) out, flip it over, and reinsert it. Figure 2-29. Port Cover (Back View) 2-22 2.1 Installation Instructions...
Page 51
EV800 Elevating Table Installation, Operation, & Service Manual Secure the cover in place with nuts (1 in Figure 2-30). Figure 2-30. Port Cover Nuts Reattach the lower front cover (1 in Figure 2-31). Unscrew the upper cover mounting screws (2). The screws were screwed into the brackets for shipping.
Page 52
EV800 Elevating Table Installation, Operation, & Service Manual Hook the top cover (1 in Figure 2-32 below) onto the upper rail (3 in Figure 2-31 above) and secure in place with the two screws (2 in Figure 2-32 below). Figure 2-32. Upper and Lower Panel Screws Unpack the table top from its shipping box.
Page 53
EV800 Elevating Table Installation, Operation, & Service Manual Note: Steps 58-68 are for rooms that are too small to allow the table top to be slid on from the end. Remove guide rollers (1 in Figure 2-34) and bearings (2) from front of table.
Page 54
EV800 Elevating Table Installation, Operation, & Service Manual Slide the table over the left bearing assembly. Adjust the eccentric nut (1 in Figure 2-36) so that a gap (2) of about 1/ 32” (0.8mm) appears between the bearing and the table frame. Figure 2-36.
Page 55
EV800 Elevating Table Installation, Operation, & Service Manual Have your partner slide the table half way off and hold it there as shown below. Install the middle bearing (1 in Figure 2-38) and adjust it as you did for the others. Slide the table top back and forth to ensure smoothness of motion.
Page 56
EV800 Elevating Table Installation, Operation, & Service Manual Remove four bumpers (1 in Figure 2-39) from accessory kit. Figure 2-39. Bumpers Warning The bumpers must be installed. If they are not, the table top may slide off of its base during use and severely injure the patient or operator.
EV800 Elevating Table Installation, Operation, & Service Manual Testing Collision Avoidance Switches This will test if the table will stop if it collides with an object when moving downward. Move the table top to its leftmost position. Turn on power to the table. Run table to its highest position.
Page 58
EV800 Elevating Table Installation, Operation, & Service Manual Repeat steps 71-76 for right end of table top. Scale Figure 2-41. Scale & Stool Under Table Top 2-30 2.1 Installation Instructions...
EV800 Elevating Table Installation, Operation, & Service Manual Cassette Tray Insertion Remove the cassette tray from its shipping box. Figure 2-42. Cassette Tray Box (Typical) 2.1 Installation Instructions 2-31...
Page 60
EV800 Elevating Table Installation, Operation, & Service Manual Remove the shipping tape (1 in Figure 2-43) from the cassette tray. Pull the pin (2) back and remove the cassette blocker (3). Place the guide in the desired slots (4). 4 (Typical) Figure 2-43.
Page 61
EV800 Elevating Table Installation, Operation, & Service Manual Insert the cassette tray into the bucky as shown in the figure below. Figure 2-44. Cassette Tray Insertion Installation is complete. 2.1 Installation Instructions 2-33...
Page 62
EV800 Elevating Table Installation, Operation, & Service Manual This page is intentionally left blank. 2-34 2.1 Installation Instructions...
Operation 3.1 Safety Precautions Before attempting to operate the table, familiarize yourself with the safety concerns listed in this section. Warning Do not place any objects within the vertical motion area above or below table. Objects in such areas can present crush hazards (1 in Figure 3-1) for the patient or operator, and can also damage the table.
Page 64
EV800 Elevating Table Installation, Operation, & Service Manual Warning Make sure that the operator or the patient does not touch the table top lock release pedals when the patient is getting on or off table. This may cause the patient to fall off the table and cause serious injury.
Page 65
EV800 Elevating Table Installation, Operation, & Service Manual Warning This table is intended to be used as part of a system for the intended generation of X-rays for medical diagnosis. X-rays generate a potential risk for both patients and operators. For this reason, the application of X-rays for a given medical purpose must aim at the minimization of radiation exposure to any persons.
EV800 Elevating Table Installation, Operation, & Service Manual 3.2 Operation Specifications Operation Specifications Compatibility The EV800 Elevating Table is compatible with a wide variety of generators, wallstands, and tubestands. It is intended to be used in a stationary diagnostic X-ray con- figuration.
EV800 Elevating Table Installation, Operation, & Service Manual 3.3 Controls This section describes the controls of the table. Figure 3-3 below shows the controls of the table. Table Top Bucky Carriage Power Indicator Bucky Carriage Lock Release Up Pedal Down Pedal Table Top Lock Release Pedal Figure 3-3.
Page 68
EV800 Elevating Table Installation, Operation, & Service Manual Up Pedal Press the Up pedal to raise the table. The table can be raised to 34” (86 cm) above the floor. The table moves up at a constant speed when you press and hold the Up pedal.
EV800 Elevating Table Installation, Operation, & Service Manual 3.4 Cassette Tray Removal To completely remove the cassette tray, do the following: Manually pull the cassette tray out as far as it will go. While pressing on the limit button (1 in Figure 3-4) pull the cassette tray completely out of the bucky.
EV800 Elevating Table Installation, Operation, & Service Manual 3.5 Emergency Stop Button (For Service Technicians Only) There is an Emergency Stop button located inside the table’s base that can be pressed to stop the motion of the table in an emergency. It is meant only to be used by technicians who are troubleshooting the table.
Periodic Maintenance 4.1 Periodic Maintenance Schedule Refer to the schedule below for information on when to perform periodic maintenance on the table. Note: Due to varying operating conditions, the procedures listed below may have to be performed at greater or lesser intervals. You may have to adjust intervals according to your table’s performance.
EV800 Elevating Table Installation, Operation, & Service Manual 4.2 Cleaning External Surfaces Tools Required: • Cleaning wipes • Non-abrasive, hospital-grade cleaner Use cleaning wipes and non-abrasive, hospital-grade cleaner to clean external surfaces of table and base. Warning Turn off all electrical power to the table and all its peripheral equipment (generator, tubestand, etc.) at the power sources before servicing the table.
Page 73
EV800 Elevating Table Installation, Operation, & Service Manual • Only the surface areas of unit parts, including accessories and connection cables, should be disinfected using a gaseous disinfectant. For safety reasons, do not spray disinfectants. • Clean painted parts with a cloth and use products appropriate for cleaning plastic materials.
EV800 Elevating Table Installation, Operation, & Service Manual 4.3 Greasing Lift Racks Tools Required: • 5/16” nut driver • Cleaning wipes • Medium phillips screwdriver • Mobilith AW2 grease or No. 2 lithium equivalent • Small, stiff brush to apply grease Run table to its uppermost position.
Page 75
EV800 Elevating Table Installation, Operation, & Service Manual Unscrew the two lower panel clamps screws (1 in Figure 4-2), then remove the upward panhead screws (2) . Lift the lower panel (3) up slightly and then pull it out. The bottom of the lower panel is connected to the table by slots (4) shown below.
Page 76
EV800 Elevating Table Installation, Operation, & Service Manual Using a brush, apply a medium film of Mobilith AW2 grease to the gear faces of each of the eight racks (1 in Figure 4-3). Wipe up any spilled grease. Reverse steps to reassemble. Left Side Right Side Figure 4-3.
EV800 Elevating Table Installation, Operation, & Service Manual 4.4 Checking & Adjusting Chain Tension Tools Required: • Set of hex wrenches • Scale (ruler) at least 6” (150mm) long • Two open-end 9/16” wrenches Run table to its uppermost position Warning Turn off all electrical power to the table and all its peripheral equipment (generator, tubestand, etc.) at the power sources before...
Page 78
EV800 Elevating Table Installation, Operation, & Service Manual Unscrew the two lower panel clamps screws (1 in Figure 4-2), then remove the lower panhead screws (2). Lift the lower panel (3) up slightly and then pull it out. The bottom of the lower panel is connected to the table by slots (4) shown below.
Page 79
EV800 Elevating Table Installation, Operation, & Service Manual With the chain now tight between the three sprockets, remove the remaining slack by tightening the chain tension bolt. When properly tensioned, the chain should deflect approximately 3/16” at point shown with moderate finger pressure. If tension is OK, reassemble table.
Page 80
EV800 Elevating Table Installation, Operation, & Service Manual With the chain now tight between the three sprockets, remove the remaining slack by tightening the chain tension bolt. When properly tensioned, the chain should deflect approximately 3/16” at the point shown with moderate finger pressure. Figure 4-8.
EV800 Elevating Table Installation, Operation, & Service Manual 5.2 Removing Front Panels This is a common procedure that is referenced to in many of the replacement procedures that follow in this chapter. Tools Required: • 5/16” nut driver • Medium Phillips screwdriver Run table to its uppermost position.
Page 83
EV800 Elevating Table Installation, Operation, & Service Manual Unscrew the two lower panel clamps screws (1 in Figure 5-2), then remove the lower panhead screws (2). Lift the lower panel (3) up slightly and then pull it out. The bottom of the lower panel is connected to the table by slots (4) shown below.
EV800 Elevating Table Installation, Operation, & Service Manual 5.3 Replacing Fuses F1, FL1, & FL2 Tools Required: • Small flat-tip screwdriver Turn off all power to table and wait five minutes for table’s capacitors to discharge. Warning Turn off all electrical power to the table and all its peripheral equipment (generator, tubestand, etc.) at the power sources before servicing the table.
EV800 Elevating Table Installation, Operation, & Service Manual 5.4 Drive Motor Override Tools Required: • 3/16” hex wrench • 9/16” socket and ratchet • Phillips head screwdriver • Small/medium flat blade screwdriver • Hammer • Large channel-lock pliers or vise grips In cases where the table is all the way down and has no power, you cannot gain access to many components that may need to be serviced, because you will not be able to remove the lower front panel.
Page 86
EV800 Elevating Table Installation, Operation, & Service Manual At rear of the table, remove the two gearbox access panels (1 in Figure 5-4). Figure 5-4. Gearbox Access Panels The rear of the gearbox should now be visible (1 in Figure 5-5). Figure 5-5.
Page 87
EV800 Elevating Table Installation, Operation, & Service Manual It is necessary to remove the grease cap to access the rear hub of the input shaft. Using a small, flat screwdriver and hammer, carefully pry off the grease cap (1 in Figure 5-6) and set it aside. Figure 5-6.
Page 88
EV800 Elevating Table Installation, Operation, & Service Manual Locate the override coupling assembly (112-5557G1) in the table shipping kit. Place the coupling over the exposed end of the input shaft as shown (1 in Figure 5-8). Figure 5-8. Override Coupling Assembly Using pliers or vise grips, hold the overrride coupling while securely tightening the black clamping screw (1 in Fgure 5-9).
Page 89
EV800 Elevating Table Installation, Operation, & Service Manual Using a 9/16” socket and ratchet (1 in Figure 5-10), the table can now by manually raised or lowered for service. Figure 5-10. Socket and Ratchet Note: Clockwise rotation = raise the table. Counterclockwise rotation = lower table.
EV800 Elevating Table Installation, Operation, & Service Manual 5.5 Adjusting Table Elevation Mid-Point Height The height at which the table stops at its mid-point (SID height) can be adjusted according to the following steps. Tools Required: • Medium-size phillips screw driver •...
Page 91
EV800 Elevating Table Installation, Operation, & Service Manual Loosen the two clamp screws (1 in Figure 5-12), move the plate (2) to the desired position, and retighten the screws. Test the new mid-table pause position. Readjust as necessary. Reassemble table. Figure 5-12.
EV800 Elevating Table Installation, Operation, & Service Manual 5.6 Testing & Adjusting Collision Avoidance Switches Tools Required: • 5/16” open-end wrench • Medium phillips screwdriver • Set of hex wrenches Testing Switches Move table top to its leftmost position. Turn on power to the table. Run table to its highest position.
EV800 Elevating Table Installation, Operation, & Service Manual Scale Figure 5-13. Scale & Stool Under Table Top Adjusting Switches Turn off all power to the table and wait five minutes for the table’s capacitors to discharge. Warning Turn off all electrical power to the table and all its peripheral equipment (generator, tubestand, etc.) at the power sources before servicing the table.
Page 94
EV800 Elevating Table Installation, Operation, & Service Manual Unscrew the bumper screws (1 in Figure 5-14) and remove the bumpers (2) from all four corners of table top. Figure 5-14. Bumper Removal 5-14 5.6 Testing & Adjusting Collision Avoidance Switches...
Page 95
EV800 Elevating Table Installation, Operation, & Service Manual Slide the table top (1 in Figure 5-15) and remove cover (2) to expose switch assembly. Figure 5-15. Slide Table Top Loosen jam nut (1 in Figure 5-16). Turn adjustment screw (2) in 1/4 turn increments and retest pressure. Turn it clockwise to reduce table stoppage pressure and counterclockwise to increase pressure.
Page 96
EV800 Elevating Table Installation, Operation, & Service Manual Reverse steps to reassemble the table. Access Hole Figure 5-16. Pressure Adjustment 5-16 5.6 Testing & Adjusting Collision Avoidance Switches...
EV800 Elevating Table Installation, Operation, & Service Manual 5.7 Changing Elevation Restart Mode The mid-point elevation restart mode of the up and down pedals can be changed from manual to automatic and vice versa as follows: Tools Required: • Set of hex wrenches •...
Page 98
EV800 Elevating Table Installation, Operation, & Service Manual Locate Restart Mode Pot and Jumpers on the motor control board using figure below. Then go to the next step. Main Chassis Restart Mode Pot & Jumpers Figure 5-18. Restart Mode Pot & Jumpers 5-18 5.7 Changing Elevation Restart Mode...
Page 99
EV800 Elevating Table Installation, Operation, & Service Manual Set the jumpers to the desired settings as shown in figure below. For automatic mode, set the pot to the desired setting, test delay time, and readjust as necessary. Reverse steps to reassemble. Automatic Restart Mode Turn pot to Jumper Positions...
Page 100
EV800 Elevating Table Installation, Operation, & Service Manual This page is intentionally left blank. 5-20 5.7 Changing Elevation Restart Mode...
Component Replacement 6.1 Introduction This chapter provides instructions for replacing most of the major assemblies on the elevating table. 6.1 Introduction...
EV800 Elevating Table Installation, Operation & Service Manual 6.2 Removing Front Panels This is a common procedure that is referenced in many of the replacement procedures that follow in this chapter. Tools Required: • 3/8” nut driver • 5/16” nut driver •...
Page 103
EV800 Elevating Table Installation, Operation & Service Manual Unscrew the two lower panel clamps screws (1 in Figure 6-2), then remove the lower panhead screws (2). Lift the lower panel (3) up slightly and then pull it out. The bottom of the lower panel is connected to the table by slots (4) shown below.
EV800 Elevating Table Installation, Operation & Service Manual 6.3 Replacing Main PCB Tools Required: • Medium phillips screwdriver If not already completed, remove the front panels according to Section 6.2. Warning Turn off all electrical power to the table and all its peripheral equipment (generator, tubestand, etc.) at the power sources before servicing the table.
EV800 Elevating Table Installation, Operation & Service Manual 6.4 Replacing Foot Treadle Assembly Tools Required: • 5/16” nut driver If not already completed, remove the front panels according to Section 6.2. Warning Turn off all electrical power to the table and all its peripheral equipment (generator, tubestand, etc.) at the power sources before servicing the table.
Page 106
EV800 Elevating Table Installation, Operation & Service Manual Unscrew the two foot treadle mounting screws, located inside the table as shown (1 in Figure 6-5), and remove the treadle assembly (2). Reverse steps to install the treadle. Figure 6-5. Foot Treadle 6.4 Replacing Foot Treadle Assembly...
EV800 Elevating Table Installation, Operation & Service Manual 6.5 Replacing Drive Motor Assembly Tools Required: • 9/16” (14mm) open-end wrench • Medium flat-tip screwdriver • Set of hex wrenches Note: Do not use an off-the-shelf replacement motor. The motor in your table has been specially modified at the Del factory for this application.
Page 108
EV800 Elevating Table Installation, Operation & Service Manual Unscrew the four motor mounting bolts (1 in Figure 6-7). Pull the motor (2) off of the gearbox (3). 1 (x4) Figure 6-7. Motor Mounting Bolts Record the coupling mount distance (1 in Figure 6-8), which is the distance from the back of the coupling to motor face.
Page 109
EV800 Elevating Table Installation, Operation & Service Manual Install the coupling to the new motor assembly. Be sure to space the coupling according to the mount distance measured in step #6. Reverse the steps to install the motor. Use care when realigning the motor/gearbox coupling.
EV800 Elevating Table Installation, Operation & Service Manual 6.6 Replacing Treadle Switch Tools Required: • Set of hex wrenches If not already done so, remove front panels according to Section 6.2 “Removing Front Panels” on page 6-2. Turn off all the power to the table and wait five minutes for the table’s capacitors to discharge.
Page 111
EV800 Elevating Table Installation, Operation & Service Manual Reverse the steps to install switch. Adjust the switch so that its arm (1 in Figure 6-11) engages the switch, but still has a little play left in it so that it’s not forced against the switch. Figure 6-11.
EV800 Elevating Table Installation, Operation & Service Manual 6.7 Replacing Left-Right Table Lock Tools Required: • Medium flat-tip screwdriver • Medium phillips screwdriver • Set of hex wrenches • Small flat-tip screwdriver Turn off all the power to the table and wait five minutes for the table’s capacitors to discharge.
Page 113
EV800 Elevating Table Installation, Operation & Service Manual Loosen the terminal block screws (1 in Figure 6-13) and slide the lock wires out of the terminal block. Unscrew the lock screw (2) and remove the lock (3). Reverse the steps to install brake. Caution Use care not to damage the locks when sliding the table top back onto the base.
EV800 Elevating Table Installation, Operation & Service Manual 6.8 Replacing Height Limit Switches This procedure gives general instructions for replacing the height limit switches. The figures might not represent the exact switch you are replacing, but they will give you the general information about replacing the switch.
Page 115
EV800 Elevating Table Installation, Operation & Service Manual Warning Turn off all electrical power to the table and all its peripheral equipment (generator, tubestand, etc.) at the power sources before servicing the table. Also, make sure that the power sources are locked out and tagged “Equipment Being Serviced”...
EV800 Elevating Table Installation, Operation & Service Manual 6.9 Replacing Bucky Lock Tools Required: • 1/4” open-end wrench • Medium phillips screwdriver • Set of hex wrenches • Small flat-tip screwdriver Turn off all power to the table and wait five minutes for the table’s capacitors to discharge.
Page 117
EV800 Elevating Table Installation, Operation & Service Manual Carefully slide the table top off of the base far enough to expose the bucky. Figure 6-17. Table Top Removal Unscrew the four bucky mounting screws (2 on each side) (1 in Figure 6-18).
Page 118
EV800 Elevating Table Installation, Operation & Service Manual Loosen the terminal block screws (1 in Figure Figure 6-19) and slide the lock wires out of the terminal block. The terminal block is located under the bucky and you can access it through the front of the machine.
Page 119
EV800 Elevating Table Installation, Operation & Service Manual Unscrew the lock screws (1 in Figure 6-20) and remove the locks. You will have to lift the bucky (2) up to access the screws. Reverse the steps to install lock. Caution Use care not to damage the table locks when sliding the table top back onto the base.
EV800 Elevating Table Installation, Operation & Service Manual 6.10 Replacing Collision Avoidance Switches Tools Required: • 3/8” open-end wrench • Medium phillips screwdriver • Set of hex wrenches • Small-flat-tip screwdriver Turn off all power to the table and wait five minutes for the table’s capacitors to discharge.
Page 121
EV800 Elevating Table Installation, Operation & Service Manual Slide table top (1 in Figure 6-22) remove the cover (2) to expose switch assembly. Figure 6-22. Switch Access Disconnect the terminals (1 in Figure 6-23). Unscrew the two nuts (2) and remove the plate assembly (3). Unscrew the mounting screws (4) from the rear of the plate assembly and remove the switch (5).
Page 122
EV800 Elevating Table Installation, Operation & Service Manual Test and adjust the switch according to Section 5.6. Figure 6-23. Switch Removal 6-22 6.10 Replacing Collision Avoidance Switches...
Page 123
EV800 Elevating Table Installation, Operation & Service Manual 6.11 Replacing Transverse Locks Tools Required: • Medium flat-tip screwdriver • Medium phillips screwdriver • Set of hex wrenches Turn off all power to the table and wait five minute for the table’s capacitors to discharge.
Page 124
EV800 Elevating Table Installation, Operation & Service Manual Carefully slide the table top off the base far enough to expose the locks. Figure 6-25. Table Top Removal Unscrew the cover screws and remove the lock cover (1 in Figure 6-26) from the side of the table where the suspected faulty lock is located (there are two sets of locks - on left and right side of table).
Page 125
EV800 Elevating Table Installation, Operation & Service Manual Unplug the connector (1 in Figure 6-27). Unscrew the two mounting screws (2) and remove the bracket assembly (3). Unscrew the lock screw (4) and remove the lock (5). Reverse the steps to install the lock. Caution Use care not to damage the left-right locks when sliding the table top back onto the base.
EV800 Elevating Table Installation, Operation & Service Manual 6.12 Replacing Motor/Gearbox Tools Required: • Hand saw • Medium phillips screwdriver • Set of hex wrenches • One 50” 2”x4” stud Warning Use extreme caution when operating the table without the protective covers in place.
Page 127
EV800 Elevating Table Installation, Operation & Service Manual Caution Use short taps of the foot switch to engage the braces. The braces will unload the gearbox and drive the chain assembly to allow for safe removal. Engage the emergency stop switch inside the table and disconnect the power to the table.
EV800 Elevating Table Installation, Operation & Service Manual Remove the four bolts (2 in Figure 6-30) securing the gearbox to the motor drive plate (3). Remove gearbox from table. Re-assembly On the new motor/gearbox assembly remove the four bolts securing the motor to the gearbox.
Page 129
EV800 Elevating Table Installation, Operation & Service Manual With the chain now tight between the three sprockets, remove the remaining slack by tightening the chain tension bolt. When properly tensioned, the chain should deflect approximately 3/16” at point shown with moderate finger pressure. Figure 6-32.
Page 130
EV800 Elevating Table Installation, Operation & Service Manual This page is intentionally left blank. 6-30 6.12 Replacing Motor/Gearbox...
Troubleshooting 7.1 Introduction This chapter is divided into two sections. The first section is a troubleshooting index that lists potential problems with the table. This index cross references a corresponding troubleshooting chart that will aid you in solving that particular problem. The second section features the location of various switches on the machines that are referenced in the troubleshooting charts.
EV800 Elevating Table Installation, Operation, & Service Manual 7.2 Troubleshooting Index Use the following troubleshooting index as an aid in solving your table’s malfunction. Problem Refer to Page: The table will not do anything. The bucky indicator light is not illuminated. All of the table locks do not work.
EV800 Elevating Table Installation, Operation, & Service Manual 7.3 Troubleshooting Charts Use the following troubleshooting charts as an aid in solving your table’s malfunction. Problem Possible Cause Remedy The table will not do No power. Make sure that the switch anything.
Page 134
EV800 Elevating Table Installation, Operation, & Service Manual Problem Possible Cause Remedy One lock pedal will work, The lock treadle switch is Check the mechanical and but the other will not. faulty. electrical operation of the lock treadle switches S11 &...
Page 135
EV800 Elevating Table Installation, Operation, & Service Manual Problem Possible Cause Remedy The table will raise, but The collision avoidance Test and adjust the will either not lower or switches are not properly switches according to 5.6 downward motion is adjusted or are faulty.
Page 136
EV800 Elevating Table Installation, Operation, & Service Manual Problem Possible Cause Remedy The table will lower, but The treadle up switch or Check the mechanical and will not raise. up limit switch is faulty. electrical operation of down treadle switch S12. See Figure 7-1 on page 7-10 for location of switch.
Page 137
EV800 Elevating Table Installation, Operation, & Service Manual Problem Possible Cause Remedy The longitudinal locks are The locks are jammed or a Remove the table top weak - they do not hold solenoid coil is bad. according to first part of the table securely.
EV800 Elevating Table Installation, Operation, & Service Manual Problem Possible Cause Remedy The transverse table locks The locks are jammed or a Remove the table top are weak - they do not solenoid coil is bad. according to first part of hold table securely.
Page 139
EV800 Elevating Table Installation, Operation, & Service Manual Problem Possible Cause Remedy The bucky locks are weak The locks are jammed or a Remove the table top - they do not hold the solenoid coil is bad. according to first part of bucky securely.
EV800 Elevating Table Installation, Operation, & Service Manual 7.4 Switch Location The following figures show the location of various switches on the machines that are referenced in the troubleshooting charts. 7.4.1 Treadle Switch Location/Layout Figure 7-1. Treadle Location 7-10 7.4 Switch Location...
EV800 Elevating Table Installation, Operation, & Service Manual 7.4.4 Various Switch and Lock Locations Longitudinal Locks Left Longitudinal Locks Right S304 S305 Transverse Transverse Locks Locks Left Right Figure 7-4. Various Switch and Lock Locations 7.4 Switch Location 7-13...
Electrical Schematics 8.1 List of Electrical Schematics This chapter contains the electrical schematics for the table. Drawing Drawing Description # Sheets Current Rev. Number Level 034-5076 & Interconnect Diagrams for EV800 Table and 10 & 19 See Table 8- 034-5077 Various Tube Stands (Refer to Table 8-2 on 2 On the next page to find out which drawing...
EV800 Elevating Table Installation, Operation, & Service Manual 8.2 Configuration - Schematic Match Table Generator Tube Stand/ Collimator Model Wall Stand Refer to Draw- Current Model Crane Model ing # Rev. Level Model Anthem K860 Floor-Ceiling Eureka Linear II VS200 034-5076S1 Mounted Tube- stand...
9.1 Ordering Parts For your convenience, replacement parts and accessories can be ordered from Del Medical Inc. by fax 24 hours a day. Please have the following information available to ensure quick, easy, and accurate service. • Your name and telephone number •...
The lists are divided into four columns. The item/index numbers refer to the identification number located on the drawing. The part number is the Del Medical part number, used to identify the part for ordering. The part description column lists each part name, and the quantity column lists the quantity of that part used in that particular assembly.
EV800 Elevating Table Installation, Operation, & Service Manual 9.27 Elevating Table Options & Accessories Part number Description 0920-0022B Patient Head Clamps (Must be ordered with part #0920- Pair 0040) 0920-0018 Patient Hip Clamps (Must be ordered with part #0920- 0040) 110-0067G1 Patient Hand Grips Pair...
Page 194
EV800 Elevating Table Installation, Operation, & Service Manual This page is intentionally left blank. 9-38 9.27 Elevating Table Options & Accessories...
Need help?
Do you have a question about the EV-800 and is the answer not in the manual?
Questions and answers