Service Manual Model PM4150 Precision Medical, Inc.
Contents Preface ................................................................................................................................................................................................................................ 1 Definition of terms ......................................................................................................................................................................................................... 1 Safety information - Warnings and Cautions .
Preface Precision Medical, Inc. 300 Held Drive Northampton, PA 18067 USA Customer Service / Tech Support Phone: 1-610-262-6090 Phone: 1-800-272-7285 Fax: 1-610-262-6080 Web: www.precisionmedical.com This manual is intended to guide and help a qualified service technician in the safe handling, service, and repair and performance verification of the PM4100 Series “EasyPulse POC” Portable Oxygen Concentrator.
Theory of Operation The EasyPulse POC is intended to provide supplemental oxygen to the ambulatory oxygen patient in the smallest lightest package possible. Utilizing Precision Medical, Inc.’s patented Oxygen Conserving Technology, the EasyPulsePOC is a state of the art device, designed to be versatile and reliable. This oxygen conserving technology delivers a true “pulse” of oxygen within the first 1/3 of the patient’s inspiration and is unique in several additional ways.
Warnings and Cautions WARNING Oxygen supplied from this device is for supplemental use and is not intended to be life supporting or life sustaining. This device is not intended for use by patients who would suffer immediate, permanent, or serious health consequences as a result of an interruption in the oxygen supply. • This device is NOT to be used by patients who breathe through their mouths. • DO NOT smoke in an area where oxygen is being administered.
Specifications: Dimensions: Weight: Shipping Weight: Altitude: Operating Temperature: Storage / Transport Temperature: Operating / Storage / Transport Relative Humidity: Oxygen Concentration: Start Up Time Oxygen Minute Volume*: Setting 1: Setting 2: Setting 3: Setting 4: Setting 5: Mode of Delivery: Trigger Sensitivity: Trigger Delay: Power: Battery Duration: (Approximate) Sound (@ Setting 2): Cannula: Height: 10.1 in (25.7 cm) Width: 6.5 in (16.5 cm) Depth: 4.5 in (11.4 cm) 6.8 lbs (3.08 kg) 13.
Component Description External 5|Page
Internal 6|Page
Maintenance / Cleaning WARNINGS • Prior to cleaning, ensure the POC is turned off and unplug any external power sources. • DO NOT spray or apply any cleaners directly onto the case. • DO NOT allow any liquids to drip inside any case openings. • DO NOT use harsh and/or flammable chemicals to clean the device. Perform cleaning as required. Cabinet: 1. The patient should connect to an alternate Oxygen source. 2. Turn the POC to the “OFF” position. 3. Unplug the external power source before cleaning.
Troubleshooting Visual Indicator/Problem The last LED on the internal Battery Level Indicator turns red Audible Alarm Repetitive beep Probable Cause Internal battery has dropped below 15% charge remaining Internal battery has dropped below 5% charge remaining The last LED on the internal Battery Level Indicator flashes red Repetitive beep Amber alarm indicator is illuminated and setting number is not flashing during inhalation to signal a detected breath Repetitive beep No breath detected for 1 minut
Alarm Indicators Green Ready for use Amber Caution - Prompt response by the OPERATOR is required Red 9|Page Warning - Immediate response by the OPERATOR is required
Sieve Bed Assembly Replacement (505849): Tools and equipment required: #1 Phillips screwdriver Small diagonal wire cutters Needle nose pliers 3/16” (4.7625 mm) ID silicone tubing x 6 inch (15 cm) long (minimum) Cable Ties 4” x 3/32” Disassembly 1. Disconnect the POC from any external power source. 2. Ensure the device is set to the off position. 3. Lay the POC on to its front with the handle away from you. 4. Using a #1 Phillips screwdriver, remove the four screws from the back cover and set aside. 5.
STOP! From this point you must follow Electrostatic Discharge procedures to avoid damage to the electronic components. 10. Disconnect the small black 6 pin connecter from the PC board and remove the sieve bed assembly from the POC as shown below. 11. Attach a piece of 3/16” (4.7625 mm) tubing to each of the large tubing fittings on the sieve bed assembly as shown and set aside. Reassembly (Reference photos from the “Disassembly” section above) 1. Stand the POC up. 2.
Control Panel Replacement (507646): Tools and equipment required: #1 Phillips screwdriver Small flat blade screwdriver Small diagonal wire cutters Needle nose pliers 3/16” (4.7625 mm) ID silicone tubing x 6 inch (15 cm) long (minimum) Cable Ties 4” x 3/32” ESD mat Disassembly 1. Follow steps 1 thru 11 of the “Disassembly” section of the “Sieve Bed Replacement” in this manual. 2. Lay the POC on its front cover. 3. Models with O2 Sensor 3.1.
. Carefully rotate the PC Board up to expose the ribbon cables as shown. 16. Release the Ribbon Cable connectors by sliding the clip away from the connector, disconnect both ribbon cables and remove the PC Board from the POC and place in a static free bag. 17. Using a small flat blade screwdriver, from the top of the control panel, carefully pry off the Control Knob and set aside. 18.
17.1. Install a Cable Tie through the right side mounting hole of the Oxygen Sensor PC Board and around the Battery Connector wires, closest to the Battery Plug. Snug and trim Cable Tie. 17.2. Install a Cable Tie around the bundle of tubing to the right side of the welded filter. Snug and trim Cable Tie. NOTE: Do NOT over tighten Cable Tie. Will crimp tubing if too tight. 18. Be sure the wires from the Pump are pushed down and into their original position. 19. Stand the POC up. 20.
PC Board Replacement (506729/506729S O2 Sensor Models): Tools and equipment required: #1 Phillips screwdriver Small diagonal wire cutters Needle nose pliers 3/16” (4.7625 mm) ID silicone tubing x 6 inch (15 cm) long (minimum) Cable Ties 4” x 3/32” ESD Mat Disassembly 1. Follow steps 1 thru 11 of the “Disassembly” section of the “Sieve Bed Replacement” in this manual. 2. Follow steps 2 thru 14 of the “Disassembly” section of the “Control Panel Replacement” in this manual. Reassembly 1.
Oxygen Sensor Replacement (508419) Models with O2 Sensor Tools and equipment required: #1 Phillips screwdriver Small diagonal wire cutters Needle nose pliers Cable Ties 4”x 3/32” ESD Mat STOP! Ensure to follow Electrostatic Discharge procedures to avoid damage to electronic components Disassembly 1. Follow steps 1 thru 11 of the “Disassembly” section of the “Sieve Bed Replacement” in this manual. 2. Lay the POC on its front cover. 3.
Internal Battery Replacement (507547): Tools and equipment required: #1 Phillips screwdriver Small diagonal wire cutters Needle nose pliers Cable Ties 4”x 3/32” 3/16” (4.7625 mm) ID silicone tubing x 6 inch (15 cm) long (minimum) Disassembly 1. Follow steps 1 thru 11 of the “Disassembly” section of the “Sieve Bed Replacement” in this manual. 2. Follow Steps 2 thru 7 of the “Disassembly” section of the “Control Panel Replacement” in this manual. 3.
Reassembly (Reference photos from the “Disassembly” section above) 1. From the bottom of the Battery Shelf, feed the Cable Tie up and through the rear right slot in the Shelf, and back through the rear left slot in the Shelf. 2. Engage the cable tie into itself about 1 inch (25mm). 3. Position replacement Battery so the wires are to the upper right corner. 4. Slide the Battery down into position in the POC and through the Cable Ties. 5.
Compressor Plate Assy Replacement (506320): Tools and equipment required: #1 Phillips screwdriver Small diagonal wire cutters Needle nose pliers Cable Ties 4”x 3/32” 3/16” (4.7625 mm) ID silicone tubing x 6 inch (15 cm) long (minimum) Disassembly 1. Follow steps 1 thru 11 of the “Disassembly” section of the “Sieve Bed Replacement” in this manual. 2. Follow Steps 2 thru 7 of the “Disassembly” section of the “Control Panel Replacement” in this manual. 3.
Checking the Oxygen Purity To Put the EasyPulse POC in Test Mode *It is very important to remove any external power source and allow the device to sit for at least 15 seconds before attempting to put in to the test mode. *Do not block the outlet while in the test mode. Damage to the device may occur and is not covered under warranty. 1. Attach the EasyPulse POC to the oxygen purity test device 2. Remove all external power sources 3. Turn device off for 15 seconds 4.
