Gaymar Sof Matt Operator Manual & Service Manual

Low air loss mattress system

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®
Sof•Matt
Low Air Loss
®
Mattress System
(see inside cover for applicable serial numbers)
OPERATOR'S MANUAL
SERVICE MANUAL
P/N 11328-000 Rev A 10/10

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Summary of Contents for Gaymar Sof Matt

  • Page 1 ® Sof•Matt Low Air Loss ® Mattress System (see inside cover for applicable serial numbers) OPERATOR'S MANUAL SERVICE MANUAL P/N 11328-000 Rev A 10/10...
  • Page 2 Pull red strap to rapidly deflate mattress for performing CPR For example, S/N RSM180S A B10042 identifies a configuration ‘A’ system. Gaymar and Sof•Matt are registered in the U. S. Patent and Trademark Office. © 2001. Gaymar Industries, Inc. All rights reserved. www.gaymar.com...
  • Page 3: Table Of Contents

    Sof•Matt Low Air Loss Mattress System CONTENTS ® Operator's/Service Manual CONTENTS Description Page Contraindications/Indications/Precautions ............. 2 Introduction ....................3 Operating Instructions ................... 4 Cleaning and Care ..................7 Specifications ....................8 Functional Check .................... 9 Troubleshooting ................... 12 Checking Cells for Leaks ................15 Maximum Pressure Test ................
  • Page 4: Contraindications/Indications/Precautions

    PRECAUTIONS Sof•Matt Low Air Loss Mattress System ® Operator's/Service Manual CONTRAINDICATIONS Air support therapy is not recommended when spinal stability is a concern. INDICATIONS This device is intended to help treat and prevent decubitus ulcers (bed sores). SOF•MATT MATTRESS WARNING PRECAUTIONS Electric shock hazard.
  • Page 5: Introduction

    INTRODUCTION Figure 1—Sof•Matt Mattress System Gaymar Sof•Matt Low Air Loss Mattress Systems are designed to aid in the prevention and treatment of pressure ulcers. The Sof•Matt Low Air Loss Mattress System (fig. 1) has an internal air pump which maintains adequate pressure in its upper and lower cells.
  • Page 6: Operating Instructions

    The patient may be placed on the mattress after 45 minutes. The heel section will completely inflate within 90 minutes. For rapid inflation, insert a portable inflator (e.g., Gaymar model SC505) into the CPR valve and inflate for one minute. Replace the CPR plug quickly to prevent air from escaping.
  • Page 7: Visual Firmness Check

    Sof•Matt Low Air Loss Mattress System OPERATING INSTRUCTIONS ® Operator's/Service Manual Place the patient on the mattress. If necessary, the Firmness Control setting may now be adjusted for patient comfort. NOTE: When elevating the head of the bed above 30°, the Firmness Control setting may need to be increased.
  • Page 8: Cpr Plug

    OPERATING INSTRUCTIONS Sof•Matt Low Air Loss Mattress System ® Operator's/Service Manual POWER OUTAGE/ When power is removed from the mattress, therapy will be continued; however, the height of the mattress will gradually begin to decrease. PATIENT TRANSPORT To maintain therapy, power should be restored within 4 hours. FEATURE When transporting, unplug the power cord and bundle it on top of the mattress to keep it from underfoot.
  • Page 9: Cleaning And Care

    Some states prohibit reselling mattresses and require them to be disposed of properly. Gaymar recommends contacting your state bedding department to obtain information on your state's rules and regulations if reusing, renting, or transferring mattresses.
  • Page 10: Specifications

    SPECIFICATIONS Sof•Matt Low Air Loss Mattress System ® Operator's/Service Manual SPECIFICATIONS " 5 " 6 ) " " 5 " 0 ) " ) b l i t a ° 6 ° 2 F ° ° 0 . 6 - °...
  • Page 11: Functional Check

    Sof•Matt Low Air Loss Mattress System FUNCTIONAL CHECK ® Operator's/Service Manual FUNCTIONAL CHECK CAUTION • The FUNCTIONAL CHECK must be performed by qualified technical personnel familiar with good practice for medical device repair. Otherwise, damage to the Sof•Matt System and improper therapy may result.
  • Page 12: Test Pin

    FUNCTIONAL CHECK Sof•Matt Low Air Loss Mattress System ® Operator's/Service Manual 1. OPERATING PRESSURE TEST (continued) Figure 7—Test pin Turn the Firmness Control knob to the highest position (Firmer), at approximately 5 o'clock. After the system stabilizes, the cell pressures should be: •...
  • Page 13: Functional Check/Inspection Form

    Sof•Matt Low Air Loss Mattress System FUNCTIONAL CHECK AND ® SAFETY INSPECTION FORM Operator's/Service Manual • f i t i s l a l a i ) s ( s t l c r i . 3 - i t a l l e ±...
  • Page 14: Troubleshooting

    TROUBLESHOOTING Sof•Matt Low Air Loss Mattress System ® Operator's/Service Manual TROUBLESHOOTING , 3 . OK=within specification l l e l l e l l e LOW=less than spec. HIGH=greater than spec. Field calibration of the panel assembly is not normally feasible. See Ordering Parts, page 20.
  • Page 15 Sof•Matt Low Air Loss Mattress System TROUBLESHOOTING ® Operator's/Service Manual TROUBLESHOOTING Remedies: (continued) Replace panel assembly. Reinsert plug and snap. Replace O ring if cracked—lubricate with O ring lubricant if dry. Reconnect, wire tie, or cut 1/4" off loose tube and reconnect. Replace leaking cell(s).
  • Page 16 TROUBLESHOOTING Sof•Matt Low Air Loss Mattress System ® Operator's/Service Manual TROUBLESHOOTING l l e l l e l l e (continued) Possible Causes: Larger or middle size O ring on CPR dump pin assembly is leaking. Leak in a tube connection between the upper cell controller and entrance to the upper cell.
  • Page 17: Checking Cells For Leaks

    Sof•Matt Low Air Loss Mattress System CHECKING CELLS ® FOR LEAKS Operator's/Service Manual TROUBLESHOOTING l l e l l e l l e (continued) Possible Causes: Patient pressure setting knob is set too high. Upper cell controller out of calibration. Low air loss line to upper cell controller is restricted.
  • Page 18 CHECKING CELLS Sof•Matt Low Air Loss Mattress System ® FOR LEAKS Operator's/Service Manual CHECKING FOOT To check the foot cell for leaks: CELL FOR LEAKS Connect the manometer assembly to the foot cell (medium length tube on test pin) as described in Operating Pressure Test, step 2, page 9.
  • Page 19: Maximum Pressure Test

    Sof•Matt Low Air Loss Mattress System MAXIMUM ® PRESSURE TEST Operator's/Service Manual MAXIMUM PRESSURE TEST Operate the Sof•Matt pump for at least two hours at nominal 120VAC line voltage prior to performing the Maximum Pressure Test. To test the lower cell pressure controller for maximum pressure during a fault To test the lower cell condition: pressure controller...
  • Page 20 MAXIMUM PRESSURE Sof•Matt Low Air Loss Mattress System ® TEST Operator's/Service Manual MAXIMUM Allow the pressure reading to stabilize. PRESSURE TEST If the pressure is less than or equal to 45 mm Hg, the lower cell pressure (continued) controller passes the test. If the pressure is greater than 45 mm Hg, it has failed the test;...
  • Page 21 Sof•Matt Low Air Loss Mattress System PATIENT TRANSFER ® TEST Operator's/Service Manual PATIENT TRANSFER The Sof•Matt Mattress must be operating to start this test. TEST Verify that the lower cell pressure is within specification (see Operating Pressure Test, step 4, p. 10). After the lower cell pressure has been verified, remove the power cord.
  • Page 22: Mattress Replacement Parts

    If you do have the proper equipment and skills, you can calibrate the panel assembly by following the instructions on pages 28-31, Control Panel Calibration. Otherwise, contact Gaymar Industries' Technical Service Department to order a replacement assembly.
  • Page 23: Rsm Sof•Matt Mattress

    Sof•Matt Low Air Loss Mattress System REPLACING THE ® UPPER CELL Operator's/Service Manual REPLACING THE UPPER CELL Figure 12—RSM Sof•Matt Mattress 1. Unplug mattress before servicing. 2. Unzip the mattress cover (fig. 12) to expose cells. 3. Disconnect valves A and B from items 1 and 2 (fig. 14) on the panel assembly, using a twist-and-pull motion.
  • Page 24: Control Panel-To-Cell Connections

    REPLACING THE Sof•Matt Low Air Loss Mattress System ® LOWER CELL Operator's/Service Manual REPLACING THE 8. See figure 14. Push the two valve stems (items A and B) of the cell onto the two 90° connectors (items 1 and 2) on the panel assembly, until the face UPPER CELL of each valve touches the shoulder of the 90°...
  • Page 25: Folding Lower Replacement Cells

    Sof•Matt Low Air Loss Mattress System REPLACING THE ® LOWER CELL Operator's/Service Manual REPLACING THE 4. Slide the upper cell (fig. 12) between the straps within the foam crib toward the middle of the mattress and then fold back the upper cell LOWER CELL toward the head end.
  • Page 26 REPLACING THE Sof•Matt Low Air Loss Mattress System ® PANEL ASSEMBLY Operator's/Service Manual REPLACING THE 11. Push the two tubes (items A and B, fig. 14) of the upper cell onto the two 90° connectors (items 1 and 2) on the panel assembly, until the LOWER CELL end of each tube touches the shoulder of the 90°...
  • Page 27: Panel Assembly

    Sof•Matt Low Air Loss Mattress System REPLACING THE ® PANEL ASSEMBLY Operator's/Service Manual Figure 16—Panel assembly 13. Take the low air loss line that is connected to the upper cell controller and run it along the foot end of the foam crib, through the nonwoven loop opposite the panel assembly, and along the side of the foam crib.
  • Page 28 REPLACING THE PANEL Sof•Matt Low Air Loss Mattress System ® ASSEMBLY/PUMP Operator's/Service Manual REPLACING THE 16. Push the cell valve stems A and B onto the panel assembly 90° connectors until the face of the valve touches the shoulders of the 90° PANEL ASSEMBLY connectors.
  • Page 29: Cpr Dump Pin Assembly, Parts

    Sof•Matt Low Air Loss Mattress System ® MISCELLANEOUS Operator's/Service Manual PARTS t p i , r e , 2 / i l i e t i Figure 17—CPR Dump Pin Assembly (P/N 78275-000, includes items 1–9) t p i t a l Figure 18—Upper Cell Controller Parts...
  • Page 30: Control Panel Calibration [Advanced]

    CONTROL PANEL Sof•Matt Low Air Loss Mattress System ® CALIBRATION Operator's/Service Manual Figure 19—Calibration test bladder setup CALIBRATION TEST SETUP Operate the Sof•Matt pump for at least two hours at nominal 120VAC line voltage prior to performing the Calibration Test Setup. Remove the CPR dump plug.
  • Page 31: Adjustment Points For Calibration

    Sof•Matt Low Air Loss Mattress System CONTROL PANEL ® CALIBRATION Operator's/Service Manual If the controller pressure is still too high, then use a thin blade screwdriver to rotate the lower cell adjustment screw counterclockwise to lower the pressure into the allowable range. Let the pump run a few minutes to let the controller stabilize.
  • Page 32: Pinch Points

    CONTROL PANEL Sof•Matt Low Air Loss Mattress System ® CALIBRATION Operator's/Service Manual CALIBRATING THE Connect the manometer to the medium length hose on the test pin to test the foot cell. FOOT CELL PRESSURE CONTROL The pressure for the foot cell should read 5.5 ± 2.0 mm Hg. Before any calibration is done on the foot cell, the 0.013"...
  • Page 33: Adjustment Points, Upper Cell Calibration

    Sof•Matt Low Air Loss Mattress System CONTROL PANEL ® Operator's/Service Manual CALIBRATION CALIBRATING THE Connect the manometer assembly to the upper cell (longest tube) as described in Operating Pressure Test, step 2, page 9. The manometer will UPPER CELL display the pressure of the upper cell. PRESSURE CONTROL Hold the Firmness Control knob as shown in figure 22A.
  • Page 34: Replacing The Controllers

    REPLACING THE FOOT CELL Sof•Matt Low Air Loss Mattress System ® VALVE, CONTROLLER Operator's/Service Manual REPLACING THE Cut and remove wire ties on hose fitting. FOOT CELL VALVE Remove hoses. Unscrew the two screws on the front of the panel. Mount new foot cell valve with two screws.
  • Page 35 Sof•Matt Low Air Loss Mattress System REPLACING CONTROLLER, ® CHECK VALVE, ORIFICE VALVE Operator's/Service Manual REPLACING THE Cut and remove wire ties on hoses and damper bag. UPPER CELL Disconnect damper bag from valve using a twist and pull motion. CONTROLLER Remove hoses.
  • Page 36 REPLACING THE PUMP Sof•Matt Low Air Loss Mattress System ® Operator's/Service Manual REPLACING When the mattress system is plugged in and you place your hand on the end of the mattress or panel assembly, you should be able to feel the pump running. THE PUMP If no vibration is felt, the pump will need to be replaced: Remove panel assembly from mattress (see pp.
  • Page 37: Control Panel Parts

    Sof•Matt Low Air Loss Mattress System TUBING CONNECTIONS ® Operator's/Service Manual t p i t p i t i k l l e l l o i f i l l e l l o l l e l l e e i t t i k Figure 23—Control Panel Parts...
  • Page 38: Functional Test Kit

    FUNCTIONAL TEST KIT Sof•Matt Low Air Loss Mattress System ® Operator's/Service Manual Figure 24—Functional Test Kit (P/N 78281-000)
  • Page 40 ® GAYMAR INDUSTRIES, INC. 10 Centre Drive Orchard Park, NY 14127-2295 Phone: 1 800 828-7341 (716) 662-2551 FAX: THE SOF•MATT LOW AIR LOSS ® 1 800 993-7890 MATTRESS SYSTEM IS MADE IN THE USA (716) 662-0748...

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