TM 9-2330-390-14&P2-22. INFLATING AIR BAGS (Con’t).If air is used from a source other than the towing vehicle, air bag pressure should notexceed 120 psi (827 kPa). Failure to follow this caution may damage air bags.(10) Remove two caps (3) from air bagvalves (4). Using charging assembly (2) (Item 1, Appen-dix D), Inflate two air bags (5) on rear dolly either until airstops flowing (dolly set with shelter) or for a full ten sec-onds (dolly set without shelter). Install caps on air bagvalves.(11) Close emergency shutoff valve (11).Disconnect charging assembly (2) from emergency(red) gladhand (12) and install dummy coupling (14).box.(12) Stow charging assembly (2) in tool-NOTEIf Inflating air bags on a rear dolly set when tandem towing, ensure that service andemergency shutoff valves at rear of front dolly set are open.(13) Open both service and emergency air valves on towing vehicle. Fully pressurize dolly set air-brakesystem (see towing vehicle Operator’s Manual).2-142
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