user manual 90USA and 90USA-S
22Pages

INTERSPIRO’S LIMITED WARRANTY INTERSPIRO warrants this product against failure to comply with INTERSPIRO’s published specifications for the product and against defects in materials and workmanship for a period of twelve (12) months after date of purchase. Within that period, INTERSPIRO will, at its option, repair or replace the product or refund your purchase price if INTERSPIRO determines the product does not conform to INTERSPIRO´s specifications or is defective in material or workmanship. To make a warranty claim, contact your authorized INTERSPIRO distributor or INTERSPIRO directly. For...

D. Air-line respirators can be used only when the respirators are supplied with respirable air meeting the requirements of CGA G-7.1 Grade D or higher quality. E. Use only the pressure ranges and hose lengths specified in the user’s instructions. I. Contains electrical parts which have not been evaluated as an ignition source in flammable or explosive atmosphere by MSHA/NIOSH. J. Failure to properly use and maintain this product could result in injury or death. M. All approved respirators shall be selected, fitted, used, and maintained in accordance with MSHA, OSHA, and other applicable...

ALTERNATE CYLINDER ASSEMBLY ALTERNATE REGULATOR ASSEMBLY BREATHING VALVE ALTERNATE AIRLINE HOSES S.Special or critical users instructions and/or specific use limitations apply. Refer to users instructions before donning. O.Refer to users instructions, and/or maintenance manuals for information on use and maintenance of these respirators. N.Never substitute, modify, add, or omit parts. Use only exact replacement parts in the configuration as specified by the man ufacturer. regulations. M.All approved respirators shall be selected, fitted, used, and maintained in accordance with MSHA, OSHA,...

user manual 90USA and 90USA-S 1 SAFETY NOTICE The product must only be used together with other approved INTERSPIRO products. The product must only be used by personnel in good health and trained in the use of respiratory protective equipment. Individuals with beards or large sideburns may not obtain an adequate seal. The apparatus must be maintained, serviced and tested as described in this user manual, INTERSPIRO service manuals and INTERSPIRO test instructions. INTERSPIRO IS NOT RESPONSIBLE FOR MAINTENANCE AND REPAIRS NOT CARRIED OUT BY A HOLDER OF A VALID NTERSPIRO CERTIFICATE...

cylinder mounting textile cylinder strap 1. Slide the cylinder through the cylinder strap. Check the connection O-ring and screw the cylinder valve hand tight to the cylinder connection of the manifold block [Fig. 2]. Tighten the cylinder strap by pulling the free end – Do not over tighten [Fig. 3]. If the strap is over tightened the buckle and backplate will be damaged. Close the lever on the buckle [Fig. 4]. Secure the cylinder strap with the Velcro [Fig. 5].

Positive pressure is activated by closing the ambient air hatch by pushing the exhalation valve cover against the face mask. To shut off positive pressure and breathe ambient air, simultaneously press down the indicator arm and push the exhalation valve cover away from the face mask. [Fig. 6 and Fig. 7] Fig. 6 Activated positive pressure Positive pressure is automatically activated by the first breath and can be switched off manually by pushing the lever against the diaphragm housing. [Fig. 8 and 9] Fig. 8 Activated positive pressure Fig. 9 Positive pressure switched off

4 Connecting and disconnecting the face mask 90USA-s - Connecting the face mask 1. Insert the breathing valve, with the ambient air hatch closed, into the face mask [Fig. 10] and move the external speech cone down to lock the breathing valve in position. In the correct position the lower lip of the speech cone covers the serial number on the breathing valve. Tighten the hand screw [Fig. 11]. ATTENTION! When pushing the breathing valve in place, the fingers shall not be positioned on the internal speech diaphragm since this can damage it. 2. Connect the breathing valve to the breathing hose...

90USA - Connecting the face mask 1. Connect the breathing valve to the mask by pushing the valve into the connection piece and turning it counter clockwise until the bayonet coupling is locked. [Fig. 13] ATTENTION! When pushing the breathing valve in place, the fingers shall not be positioned on the internal speech diaphragm since this can damage it. 2. Mount the external speech cone in the face mask. Tighten the hand screws by hand. [Fig. 14] 90USA - disconnecting the face mask 1. Loosen the two hand screws and remove the external speech cone. Turn the breathing valve clockwise until it...

5 APpARATUS PRE-USE CHECK 1. Switch off positive pressure, see section 3. Open the cylinder valve fully. With the cylinder valve still open and the positive pressure turned off, read the shoulder mounted pressure gauge. NOTE! The cylinder valve pressure gauge and the shoulder mounted pressure gauge must read full prior to use. Air cylinders of all SCBA shall be maintained at not less than 90 percent of the rated pressure stamped on the cylinder. 4. Close the cylinder valve. The needle of the shoulder mounted pressure gauge should not move during one minute: If it does - indicating leakage -...

Loosen the shoulder straps and the waist belt and don the apparatus. Initially adjust the shoulder straps so as to position the pack on the lower back. Place the neck strap over the head. Fasten waist belt buckle and tighten. [Fig. 15 and Fig. 16] Adjust the shoulder straps [Fig. 17], ensuring the majority of the weight is carried on the hips. Readjust both waist and shoulder straps as necessary and tuck in any loose straps. Fig. 17 Switch off positive pressure, see section 3. Open the cylinder valve fully. Fit the face mask onto the head by first inserting the chin and then pulling the...

Tighten the straps on the head harness, starting with the two at the bottom [Fig. 19]. Pull the straps at an approximate angle of 45 degrees to the rear. Do not overtighten the head harness. Activate the positive pressure, see section 3. The positive pressure activates automatically. Hold your breath and listen for leakage, adjust the face mask if necessary. Check that a strong air flow is heard when two fingers are inserted between the sealing edge and face. [Fig. 20]. Check the operation of the by-pass by opening the valve and ensure a good flow of air into the face mask. Close the...