Section III PERSONNEL VENTILATION, BLOWER, HEATING AND VENTILATING HOSES AND DUCTSHEATING AND VENTILATING DISTRIBUTION HOSES: REMOVAL AND INSTALLATIONREMOVALA Remove fire extinguisher #1 and #3 support brackets (p 14-30).B Loosen two clamps (1) on flexible hose (2) and remove hose.NOTEClamps (3) are actually two identical small clampsjoined end-to-end to clamp a larger hose.C Remove two tandem clamps (3) releasing flexible hose (4) from ventilationblower (5) and floor duct (6).D Loosen two clamps (7) releasing flexible hose (8) from heater (9).INSTALLATIONA Secure flexible hose (8) to heater (9) and tee with two clamps (7).BSecure flexible hose (4) to ventilation blower (5) and floor duct (6) with twotandem clamps (3).Clamps (3) are actually two identical small clampsjoined end-to-end to clamp a larger hose.C Secure flexible hose (2) to heater (9) and floor duct (6) with two clamps (1).D Install #1 and #3 fire extinguisher support brackets (p 14-30.1).E Install #1 and #3 fire extinguisher bottles (p 14-28).14-61Change 4TM 9-2350-267-20
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