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Service Manual SERVICE MANUAL SERVICE MANUAL Envelop Please read and understand Envelop Replacement System’s “Operating Manual” prior to using this service manual. This service manual is for qualified technicians only! If you have any questions, please contact your local distributor or email us at info@carilexmedical.com for assistant.
Table of Content Table of Content TABLE OF CONTENT - 2 - CHAPTER 1 GENERAL INFORMATION - 4 - 1.1 Introduction - 4 - 1.2 Symbols Reference - 5 - 1.3 Indications & Safety Precautions - 6 - 1.4 Return Policy - 6 - 1.5 Warnings - 7 -...
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5.2.1 No Power - 29 - 5.2.2 No Function - 31 - 5.2.3 Buzzer without Sound - 33 - 5.2.4 Abnormal Sound from System - 34 - 5.2.5 CPR Alarm Sound Problem - 35 - 5.2.6 Low Pressure Alarm Sound Problem - 36 - 5.2.7 No or Low Air Flow - 38 -...
The sections of the manual designated as Level 2 can only be performed by Factory Authorized service personnel. If you are not authorized to do repairs, please contact Carilex or your local distributor to receive a return authorization number and the details of where the unit can be sent for servicing.
Chapter 1 General Information 1.2 Symbols Reference Attention! Please read accompanying documents Double Insulated (Class II Electric Appliances) Functional Ground Type BF Applied Part No special protection. Do not immerse power unit in liquid or spray liquids IPX0 directly on power unit. Declaration of Conformity to Medical Device Directive (93/42/EEC) M-1-S2003-0001 V1.0 - 5 -...
An authorized RA (Return Authorization) number is obtained from Carilex. Under-Warranty Repairs: Distributors must have qualified technicians trained to do field repairs for Carilex products once spare parts are provided. Only products i). request by Carilex or ii). with an authorized RA number, can be send back to Carilex.
WARNING! – Risk of Electric Shock DO NOT open back cover. This device is NOT user serviceable. This device should only be opened by qualified personnel approved by Carilex. Refer all service to your local Carilex authorized dealer. WARNING! – Fuse DANGER! RISK OF FIRE.
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The Carilex Products are Class I products. Do not cut or remove the grounding prong for shock prevention from the plug used on any Carilex products if it presents. In the event that a non-compatible wall receptacle is found, it is customer’s personal liability and obligation to contact a qualified electrician to replace it with a compatible wall receptacle in accordance with the National Electrical Code.
The procedures described in the Maintenance - Level 1 section of this manual can be done by trained staff carefully following the exact instructions. The Carilex products should be on a schedule of maintenance for function testing to ensure the system is working properly. Testing should be conducted annually and results should be recorded and filed.
Chapter 2 Maintenance Level 1 2.2 Power Unit Inspection Procedure & Checklist INSPECTION PROCEDURE 1. Turn on the power unit. 2. Connect the tube connector to the power unit. Tube connectors are located at the side of the bag of the field testing kit. 3.
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Chapter 2 Maintenance Level 1 ATTENTION! If air flow is lower than 6 liters/min., or air pressure is lower than 100mmHg, please replace compressor. Return unit to factory trained qualified personnel to repair the unit. ONLY QUALIFIED PERSONNEL MAY PREFORM THE REPLACEMENT. M-1-S2003-0001 V1.0 - 11 -...
Chapter 2 Maintenance Level 1 2.3 Mattress Failure Inspection Procedure Mattress failure may cause low pressure alert failure and also the mattress cannot be fully inflated. Please use inspection procedures in this section for mattress failure inspection. CHECKING IF CONNECTING TUBES ARE BENDED OR LEAKED: Check if there is any bended tube by sight Check if there is any leaked tube by: i.
Chapter 3 Maintenance – Level 1 – Power Unit Chapter 3 Testing – Level 1 –Power Unit 3.1 Part Identification Overview Control Panel Sticker Bumper Hook Battery Battery Cap Fuse Fuse Cap Label Air Filter Air Filter Cap M-1-S2003-0001 V1.0 - 14 -...
Chapter 3 Testing – Level 1 –Power Unit 3.2 General Cleaning Instructions ROUTINE CLEANING WHILE IN USE BY A SINGLE PATIENT: Power unit can be cleaned by wiping down with damp cloth using soap and water or mild neutral detergent. Never spray cleaners or liquids directly on power unit. LAUNDRY/DECONTAMINATION BETWEEN PATIENTS: Turn power off and unplug power unit to avoid shock hazard.
Chapter 3 Testing – Level 1 –Power Unit 3.3 Cleaning / Replacing Air Filters The Carilex products require very little preventative maintenance. The air filter should be checked once a year. However, if used in a difficult environment (e.g. smoke and dust), then it is recommended to check more often.
Slowly roll down the panel, pressing firmly on the entire surface to ensure adhesion. Envelop Power Unit Control Panel Diagram M-1-S2003-0001 V1.0 - 17 -...
Chapter 3 Testing – Level 1 –Power Unit 3.5 Fuse and Fuse Cap Replacement TO REMOVE FUSE Push in and turn counter clockwise one quarter turn and fuse will pop out so it can be removed. There are 4 fuse holder located on the back of the power unit.
Chapter 3 Testing – Level 1 –Power Unit 3.7 Backup Battery Replacement 1. To Access the battery, unscrew the battery cover on the back of the power unit. 2. Remove the battery and disconnect the wire connector. 3. Replace a new battery (battery part no. 59H-0000-001) and make sure the connector is refitted.
4.2 General Cleaning Instructions ROUTINE CLEANING WHILE IN USE BY A SINGLE PATIENT: Routine cleaning of the air mattress can be done at bedside by cleaning with mild detergent or soap and water followed by drying with a clean dry cloth. If the air mattress cover becomes heavily soiled, replace it with a Genuine cover or follow the Laundry/Decontamination instructions below.
4.3 Air Cell Replacement Remove the cover to access the air cells. Disconnect the two directional snaps that hold the air cell in place. Slid the air cell out of the safety mattress straps. Reverse the procedure to install a new air cell and test for air leaks before adding the cover.
4.4 Manifold Replacement TO REMOVE MANIFOLD: Remove Cover. Then un-snap air cells from Base on the Manifold side of mattress. Continue to disconnect all air inlets from Manifold. Remove Manifold. TO REPLACE MANIFOLD: Reverse procedure to re-assemble the new Manifold. 4.5 Safety Pad Replacement 1.
4.6 Base Replacement Remove mattress cover unzipping the zip completely. Detach Safety Pad from the base. (See Section 4.5 Safety Pad Replacement) Pull hoses through hole in Base. Detach the base from manifold. Replace a new base and reverse procedure to re-assemble. M-1-S2003-0001 V1.0 - 25 -...
Factory authorized service personnel are the only people allowed to perform Level 2 Troubleshooting and Repair. If you are not authorized to do repairs, please contact Carilex or your local distributor to receive a return authorization number and the details of where you can send the unit for servicing.
Chapter 5 Troubleshooting 5.2 Troubleshooting Guide The following sections outline troubleshooting procedures for the Envelop Anti-decubitus Mattress Replacement System. The flowcharts point to corresponding sections in the associated tables, which provide details on possible causes and remedial actions. M-1-S2003-0001 V1.0...
Chapter 5 Troubleshooting 5.2.1 No Power SYSTEM CHECK PROBLEM # Is the STANDBY LED on? Is the system power switch on? Is the power cord attached? Is the power cord plugged in? Is the AC power source OK? Is the fuse OK? Does power return online after switching the UPS? Is power PCB's electric wire well connected? Is power PCB supplied correct voltage?
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Chapter 5 Troubleshooting Table 5.1 No Power. PROBLEM CAUSE SOLUTION 1 No power to the 1. Push the switch to the “On” position. Unit power switch is not on. unit. 2. Replace bottom case set. Rocker switch and the power inlet are damaged.
Chapter 5 Troubleshooting 5.2.2 No Function SYSTEM CHECK PROBLEM # Is STANDBY Does power return LED on? online after switching? Is power PCB’s electric wire connected? Is tube connected to pressure sensor? Is pump power PCB’s electric wire connected? Is voltage connected pump 200-240VAC? Is pump’s air flow higher than 7l/min?
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Chapter 5 Troubleshooting Table 5.2 No function. PROBLEM CAUSE SOLUTION 1 No power to the unit. The power returns after switching Replace UPS PCB. the UPS from online to bypass. 2 No power to the unit. Power PCB’s electric wire is not Secure the connections of the wires.
Chapter 5 Troubleshooting 5.2.3 Buzzer without Sound SYSTEM CHECK PROBLEM # Are control PCB & LCD screen’s electric wires connected? Is battery fully charged? Is control PCB OK? Chart 5.3 Buzzer without sound. Table 5.3 Buzzer without sound. PROBLEM CAUSE SOLUTION 1 No power to LCD.
Chapter 5 Troubleshooting 5.2.4 Abnormal Sound from System SYSTEM CHECK PROBLEM # Is silicon tube connected inside power unit? Is source of abnormal sound from pump? Is source of abnormal sound from solenoid valve? Chart 5.4 Abnormal sound from system. Table 5.4 Abnormal sound from system.
Chapter 5 Troubleshooting 5.2.5 CPR Alarm Sound Problem SYSTEM CHECK PROBLEM # Is CPR connector connected? Is CPR connector OK? Is control PCB OK? Chart 5.5 CPR alarm sound problem. Table 5.5 CPR alarm sound problem. PROBLEM CAUSE SOLUTION 1 CPR alarm problem. The CPR connector is not Securely connect the CPR connector.
Chapter 5 Troubleshooting 5.2.6 Low Pressure Alarm Sound Problem SYSTEM CHECK PROBLEM # Has any of mattress’ air cell a leakage? Are air connecting tubes from power unit to air mattress connected and w/o any bending? Are air connecting tubes within air mattress connected and w/o any bending? Is solenoid valve OK? Is pump’s air flow higher than 7 l/min?
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Chapter 5 Troubleshooting Table 5.6 Low pressure alarm sound problem. PROBLEM CAUSE SOLUTION 1 Mattress’ leakage. Any of mattress' air cell has a Refer to Section 2.3 Mattress leakage. Failure Inspection Procedure for more information. 2 Tube’s problem. Any of all air connecting tubes Secure the connections of the from power unit to air mattress is tubes.
Chapter 5 Troubleshooting 5.2.7 No or Low Air Flow SYSTEM CHECK PROBLEM # Is air filter clean? Is wires inside power unit connected? Is silicon tubes connecting inside power unit connected? Is solenoid valve OK? Is pump’s air flow higher than 7 l/min? Chart 5.8 No or low air flow.
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Chapter 5 Troubleshooting Table 5.7 No or low air flow. PROBLEM CAUSE SOLUTION 1 Air filter broken. The air filter is not clean. Refer to Section 3.3 Cleaning / Replacing Air Filters for more information. 2 No power to the unit. The wires connecting from the Securely connect the wires.
Chapter 5 Troubleshooting 5.2.8 Mattress Can’t Be Fully Inflated SYSTEM CHECK PROBLEM # Is air filter clean? Has any of mattress’ air cell a leakage? Are air connecting tubes from power unit to air mattress connected? Is silicon tubes connecting inside power unit connected? Is solenoid valve OK? Is pump’s air flow higher than 7 l/min?
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Chapter 5 Troubleshooting Table 5.8 Mattress can’t be fully inflated. PROBLEM CAUSE SOLUTION 1 Air filter broken. The air filter is not clean. Refer to Section 3.3 Cleaning / Replacing Air Filters for more information. 2 Mattress’ leakage. Any of mattress' air cell has a Refer to Section 2.3 Mattress leakage.
Chapter 5 Troubleshooting 5.2.9 Continued to Inflate Max Internal Pressure SYSTEM CHECK PROBLEM # Is air filter clean? Has any of mattress’ air cell a leakage? Are air connecting tubes from power unit to air mattress connected? Is silicon tubes connecting inside power unit connected? Is solenoid valve OK? Is control PCB OK?
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Chapter 5 Troubleshooting Table 5.9 Continued to inflate max internal pressure. PROBLEM CAUSE SOLUTION 1 Air filter broken. The air filter is not clean. Refer to Section 3.3 Cleaning / Replacing Air Filters for more information. 2 Mattress’ leakage. Any of mattress' air cell has a Refer to Section 2.3 Mattress leakage.
Chapter 5 Troubleshooting 5.2.10 No Alternating/ Static/ Firm/ Auto-setting Function SYSTEM CHECK PROBLEM # Has any of mattress’ air cell a leakage? Are air connecting tubes from power unit to air mattress connected? Are silicon tubes connecting inside power unit connector? Is solenoid valve OK? Is pump air flow higher than 6 liter/min? Is control PCB OK?
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Chapter 5 Troubleshooting Table 5.10 No alternating/ static/ firm/ auto-setting function. PROBLEM CAUSE SOLUTION 1 Mattress’ leakage. Any of mattress' air cells has a Refer to Section 2.3 Mattress leakage. Failure Inspection Procedure for more information. 2 An air leakage. Air connecting tubes from power Secure the connections of the unit to air mattress are not well...
Chapter 5 Troubleshooting 5.2.11 No Memory Recall Function SYSTEM CHECK PROBLEM # Is backup battery fully charged? Is batter set fully charged? Is control PCB OK? Chart 5.12 No memory recall function. Table 5.11 No memory recall function. PROBLEM CAUSE SOLUTION 1 No memory recall Backup battery is empty or...
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Chapter 5 Troubleshooting ATTENTION! PLEASE ONLY FOLLOW THE TROUBLESHOOTING AND REPAIRING INSTRUCTIONS ABOVE. ATTEMPTING TO PERFORM OTHER ACTS AND TAMPERING OF THE SYSTEM IS STRICTLY PROHIBITED. FAILURE TO FOLLOW THE INSTRUCTION MAY CAUSE SEVERE DAMAGE TO THE SYSTEM AND RISK OF INJURY TO THEMSELVES OR OTHERS. M-1-S2003-0001 V1.0 - 47 -...
Chapter 8 Model History & Repair Parts List Appendix A: Product Service Record Please fill up the product service record (F101.03) when perform product service every time. M-1-S2003-0012 V1.1 - 48 -...
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