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Olympic Medical AUTO-LENGTH 20 Instruction Manual

120 vac smart scale
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OLYMPIC MEDICAL
5900 1st Ave S · Seattle, WA 98108 · USA
www.olymed.com
AL-5731A-EN(N01)
Instruction Manual
OLYMPIC
AUTO-LENGTH
CAUTION: Read and be familiar with this instruction manual
before installing, operating, or servicing this product.
120 Vac
For information or assistance
Call 1-800-426-0353
in the U.S. or Canada
™

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  • Page 1 AUTO-LENGTH ™ 120 Vac CAUTION: Read and be familiar with this instruction manual before installing, operating, or servicing this product. OLYMPIC MEDICAL For information or assistance 5900 1st Ave S · Seattle, WA 98108 · USA Call 1-800-426-0353 www.olymed.com in the U.S. or Canada...
  • Page 2 OLYMPIC AUTO-LENGTH ™...

  • Page 3: Table Of Contents

    Table of Contents Section 1: Installation Description & Use ............... 1-1 Configurations ..............1-1 Assembly of Auto-Length (Without Scale) ......1-2 Assembly of Combined Auto-Length/ Model 20 Smart Scale ............1-3 Changing the Tray Length ........... 1-4 Instructions for Cart Mounting ..........1-6 Calibration ................
  • Page 4 Section 3: Service Replacing the Battery Pack ..........3-1 Replacing the Fuse .............. 3-2 Replacing the Belt ............... 3-3 Removing the Chassis ............3-4 Replacing Optical Encoder Wheel and Sensor ....3-6 Adjusting the Optical Encoder ..........3-7 Replacing the Motor ............3-8 Replacing the Motor Pulley ..........

  • Page 5: Section 1: Installation

    (Fig. 1A). Configurations For information or assistance call 1-800-426-0353 Olympic Medical offers five basic configurations of the Auto- in the U.S. or Canada Length, including tabletop model or cart mounted models and or 1-206-767-3500 combinations with an Olympic Medical Smart Scale , as follows: ™...

  • Page 6: Assembly Of Auto-Length (Without Scale)

    Installation Assembly of Auto-Length (Without Scale) To assemble the Auto-Length: 1. Unpack the Auto-Length from the shipping crate. 2. Install the tray on the base. The four tray attachment screws are accessible from the underside of the base (Fig. 1B). Screw each leg into the tray leg receptacle until fully seated.

  • Page 7: Assembly Of Combined Auto-Length/Model 20 Smart Scale

    Installation Assembly of Combined Auto-Length/ Model 20 Smart Scale To assemble the Auto-Length with the Model 20 Smart Scale: 1. Unpack the combined Auto-Length/Model 20 Smart Scale from shipping crate. 2. To install the tray: lower the tray so its four feet fit into the tray leg receptacles in the base, then securely tighten all four Phillips screws (Fig.

  • Page 8: Changing The Tray Length

    Installation Changing the Tray Length The Auto-Length must be reconfigured to change tray lengths. To change from a nursery tray to a larger clinic tray: NOTE: To change from a clinic tray to a nursery tray, reverse steps 8–10. 1. Unplug the power cord from the electrical outlet. 2.
  • Page 9 Installation 6. Remove the two cover plates (Figs. 1G and 1H). 7. Remove the four 8-32 screws that secure the Auto-Length module to the base plate (Fig. 1H). Cord Cleats Battery Pack Large Cover Plate Fig. 1G 8. Slide the base to its extreme left position as shown in Fig. 1 I . 9.

  • Page 10: Instructions For Cart Mounting

    Installation Instructions for Cart Mounting CAUTIONS: • If the device is used on a cart, ensure that it is securely anchored to the cart before use. • Do not use the cart to transport the infant. • Always lock the caster wheel brakes before placing the infant into the tray.
  • Page 11 Installation 5. Carts supplied by Olympic Medical come with pre-drilled mount- ing holes. Use the supplied hardware to mount Auto-Length or combined Auto-Length/Smart Scale. Mounting hardware in- cludes: • (4) 10-32 x 1.50” long Phillips plated steel screws • (4) #10 flat washers •...

  • Page 12: Calibration

    Installation Calibration Before placing the Auto-Length into service, calibrate and test it using an object of known length. CAUTION: The Auto-Length must be calibrated each time the tray is changed and on a periodic basis to NOTE: The Smart Scale must be ensure accuracy.
  • Page 13 Installation 4. Press MEASURE to start the calibration procedure. The mea- suring bar moves to the calibration tool, touches it, then returns to its rest position. The measurement reading appears on the display (Fig. 1Q). NOTE: With either length tray, the reading should be 20.0 in. (50.8 cm).

  • Page 14: Canceling Calibration Mode

    Installation Canceling Calibration Mode If the Auto-Length is inadvertently placed in calibration mode, cancel the mode by pressing OFF at any time before taking the calibration measurement. Testing for Correct Operation Before placing the Auto-Length in service, tested it as follows: 1.

  • Page 15: Section 2: Operation

    Operation Section 2: Operation Caution Summary CAUTION: Read and be familiar with this instruction manual before installing, operating, or servicing this device. DANGER: Potential explosion hazard; do not use in the presence of flammable anesthetics. CAUTION: This device must be connected directly to a hospital-grade electrical outlet.

  • Page 16: Measuring The Infant

    Operation Measuring the Infant CAUTION: For accurate measurement, ensure that all objects (e.g., clothing, blankets) are either removed or will not be contacted by the Measuring Bar during the See The Measurement Cycle, on measurement cycle. the opposite page, for an illus- trated summary of steps.

  • Page 17: The Measurement Cycle

    Operation The Measurement Cycle Step 1 Step 2 The Measuring The Measuring Bar is in its rest Bar moves position and is forward to ready to begin touch the the measuring infant's heel. cycle. The fIrst measurement is recorded on the display.

  • Page 18: Controls And Signals

    Operation Controls and Signals On/Off Press ON/OFF to turn the power on or off (Fig. 2G). If the Auto- Length has begun the measurement cycle when the device is turned off, the measuring bar remains where it stopped. When the Auto-Length is turned on again, the measuring bar returns to its rest position and “READY”...

  • Page 19: Display

    Operation Display The Auto-Length’s display provides three measurement readings in the upper half of the display screen (Fig. 2H). Messages appearing in the lower half of the display screen show the Auto-Length’s status, and prompt the operator. Common prompts include: READY: Indicates that power is on and the Auto-Length is ready to measure.

  • Page 20: Cleaning The Auto-Length

    Operation Cleaning the Auto-Length CAUTION: To avoid electrical damage, do not allow liquids to enter the enclosure. To clean the Auto-Length: Wipe all external surfaces using a mild soap-and-water solution or a liquid disinfectant. CAUTION: Do not use alcohol to clean tray or mea- suring bar, as this will damage the plastic.

  • Page 21: Section 3: Service

    Service Section 3: Service CAUTION: Only qualified technicians should perform service tasks. CAUTION: Read and be familiar with this instruction manual before installing, operating, or servicing this device. CAUTION: PC boards contain static-sensitive parts. Always use appropriate ESD protection when the rear panel is open.

  • Page 22: Replacing The Fuse

    Service 2. Unplug the battery lead from the PCB (Fig. 3B), then lift the battery pack from its Velcro hold-down pad. ® NOTES: • For shipping purposes, the battery pack is held down by a nylon tie. If this has not yet been removed, cut the nylon tie with scissors and discard.

  • Page 23: Replacing The Belt

    Service Replacing the Belt To replace the belt: 1. Remove the three screws at the top of the rear panel (Fig. 3A), then lower the panel. CAUTION: PC boards contain static-sensitive parts. Al- ways use appropriate ESD protection when the rear panel is open.

  • Page 24: Removing The Chassis

    Service 7. Slide the idler pulley and shaft to the right to moderately tighten belt, then tighten the shaft screw. 8. Align the belt notch with the carriage belt lock tang, then slide the belt upwards to engage the belt lock. 9.
  • Page 25 Service 4. Disconnect the carriage ribbon cable (Fig. 3F). Tee Nuts Carriage Optical Ribbon Encoder Cable Ribbon Cable Connector Connector Tee Nuts Tee Nuts Fig. 3F 5. Disconnect the optical encoder ribbon cable (Fig. 3F). 6. Unscrew the flanged tee nuts (8) that secure the chassis to the housing.

  • Page 26: Replacing Optical Encoder Wheel And Sensor

    Service Replacing Optical Encoder Wheel and Optical Encoder Sensor To replace the optical encoder wheel and sensor: 1. Remove the chassis assembly (see Removing the Chassis on page 3-4). 2. Remove the screws that secure the optical encoder circuit board to the chassis (Fig. 3G), then slide the optical encoder out sideways as shown in Fig.

  • Page 27: Adjusting The Optical Encoder

    Service Adjusting the Optical Encoder To adjust the optical encoder: 1. Turn the adjusting screw counterclockwise until the sensor can be moved just to the right of the centerline of the wheel (Fig. 3 I ). Optical Encoder Wheel Turn Screw To Adjust Loosen To Adjust...

  • Page 28: Replacing The Motor

    Service Replacing the Motor To replace the motor: 1. Remove the chassis (see Removing the Chassis on page 3-4). CAUTION: PC boards contain static-sensitive parts. Always use appropriate ESD protection when the rear panel is open. 2. Remove the optical sensor and encoder wheel as described in Replacing the Optical Sensor on page 3-6.

  • Page 29: Replacing The Motor Pulley

    Service 7. Install the pulley/weight on shaft of the new motor/bracket assembly (catalog no. 400710-K01) and tighten the set screw. 8. Place the thrust bushing and spacers between the motor assembly and chassis, then install the new motor assembly. 9. Install the lock nuts and washers. Tighten the lock nuts until the washers just touch the chassis bushings.

  • Page 30: Replacing The Measurement Switch

    Service 3. Slide the old pulley off; replace it with the new pulley (Fig. 3L). 4. Replace the retaining ring (Fig. 3L). 5. Replace the belt. 6. Set the belt tension as described in Replacing the Belt on page 3-3. Replacing the Measurement Switch To replace the measurement switch: 1.

  • Page 31: Replacing The Home Position Switch

    Service Replacing the Home Position Switch To replace the home position switch: 1. Remove the three screws that secure the rear panel (Fig. 3A), then lower the panel. CAUTION: PC boards contain static-sensitive parts. Always use appropriate ESD protection when the rear panel is open.

  • Page 32: Replacing The Pivot Assembly

    Service Replacing the Pivot Assembly To replace the pivot assembly: 1. Remove the measuring bar from the pivot assembly (Fig. 3O). 2. Remove the tray. 3. Remove the three 4-40 x .25" button-head allen screws located on the bottom of the pivot support plate (Fig. 3O). Pivot Assembly Measuring Bar Pivot Support Plate...

  • Page 33: Measuring Bar Alignment

    Service Measuring Bar Alignment 1. Remove the measuring bar (Fig. 3O). 2. Remove the tray. 3. Loosen the three 4-40 x .25" button-head Allen screws located on the bottom of the pivot support plate (Fig. 3O). 4. Adjust the pivot assembly so the measuring bar is swiveled forward of its perpendicular position by 6 mm (Fig.

  • Page 34: Electronic Repairs

    Service Electronic Repairs Field service may be performed by a qualified technician to printed circuit board (PCB) level. CAUTION: PCBs contain static-sensitive parts. Always use appropriate ESD protection when the rear panel is open. Replacing the Power Supply PCB To replace the power supply PCB: 1.

  • Page 35: Replacing The Main Pcb

    Service Replacing the Main PCB To replace the main PCB: 1. Unplug the power cord from the electrical outlet. 2. Disconnect the connector from the battery pack (Fig. 3Q). 3. Disconnect the connector from the Power Supply PCB (Fig. 3R). Disconnect all Connectors to Main PCB...

  • Page 36: Replacing The Display Pcb

    Service Replacing the Display PCB Required parts: Allen wrench To replace the display PCB: 1. Unplug the power cord from the electrical outlet. 2. Disconnect the connector from the battery pack (Fig. 3Q). 3. Remove the three screws that secure the top cap assembly (Fig.

  • Page 37: Repair Parts

    Service Repair Parts Part Catalog No. Battery Pack ..............400679-01 Fuse, 1/4 amp .............. 200021-543 Fuse, 3/8 amp, Slo-Blo ..........200021-569 Fuse, 1-1/2 amp ............200021-551 Power Supply PCB ............. 400696 Logic PCB ..............400677 Display PCB with Display ........... 400678 Measuring Bar .............

  • Page 38: Troubleshooting

    Service Troubleshooting The following is a chart of possible problems, their probable causes, and solutions. For problems beyond the scope of this chart, call Olympic Medical toll free at 1-800-426-0353 in U.S. or Canada. Problem Probable Cause Solution Auto-Length does not turn on...

  • Page 39: Wiring Diagram

    Service Auto-Length 120 Vac, 60 Hz Wiring Diagram Drawing No. 700215, Rev. B Page 3-19 OLYMPIC AUTO-LENGTH ™...

  • Page 40: Schematic (Sheet 1)

    Service Schematic Drawing No. 700216 Sheet 1 of 2 Page 3-20 OLYMPIC AUTO-LENGTH ™...

  • Page 41: Schematic (Sheet 2)

    Service Schematic Drawing No. 700216 Sheet 2 of 2 Page 3-21 OLYMPIC AUTO-LENGTH ™...

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