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BEFORE USE Table of Contents Before Use ....................................2 Upgrade Instructions ................................5 Donning the Apparatus................................7 Removing the Apparatus ...............................11 CAUTION Kit — P/N 10025120 Wear eye protection throughout maintenance proce- 10024739 Intermediate Hose Assy. Quick-Connect dures to avoid eye injury. with Washer 805051 First Stage Regulator Cap DISCONNECT AUDI-LARM FROM THE APPARATUS...
BEFORE USE • Using a 5/8 wrench, unthread the hose and adapter counter-clockwise. Remove hose and adapter from regulator cap. 4. Using the O-ring removal tool, remove the O-ring from adapter. Discard old O-ring. Clean the thread of the adapter to ensure the threads are free of debris. 5.
UPGRADE INSTRUCTIONS INSTALLATIONS OF QUICK-CONNECT SECOND into Intermediate Hose from Second Stage STAGE INTERMEDIATE HOSE WITH RUBBER WASH- Regulator. ER AND MALE QUICK CONNECT b. Ensure the Connection is tight. Note: All procedures require that the Second Stage Regulator Intermediate hose is disconnected from First SYSTEM CHECK Stage Intermediate Hose.
150 psig for 3000 psig; 225 psig for 4500 psig. CAUTION If your readings do not agree with these cylinder val- ues, return the SCBA to an MSA trained or certified 2. Check that the red repairperson. bypass knob is fully closed (clockwise).
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The checked and corrected for proper operation by an facepiece must be repaired or replaced. MSA trained or certified repairperson before using. Failure to follow this precaution may result in serious 1. To check for facepiece personal injury or death.
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Return the respirator to an MSA trained or certified top. repairperson to correct the condition. Failure to follow this precaution can result in serious personal injury or death.
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DONNING THE APPARATUS PRECAUTIONS DURING USE Note: Apparatus service life is reduced greatly when the bypass is used. Periodically check the pressure indicated on the Redundant alarm or ICM pressure gauge. It continually • Reduced air flow: Immediately open the bypass. displays the cylinder pressure.
REMOVING THE APPARATUS REMOVING THE APPARATUS DISCONNECTING THE SLIDE REGULATOR 6. Stow the regulator with slide button at bottom in the STAND-BY belt 1. Grasp top of regulator. mount when it is not in use. 7. To remove the face- piece, fully loosen the 2.
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REMOVING THE APPARATUS straps and pull the facepiece up and away from your Note: Be sure to replace the cylinder with a full one. face. Complete Inspection and Cleaning and Disinfecting pro- 7. To remove the carrier harness, press the belt buckle cedures outlined in this manual.
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