Mobile Compressed Gas Servicing Unit Trailer Assembly

Figure 1-2. Servicing Unit Body Assembly. (Sheet 2)

Figure 1-3. Servicing Unit Trailer Assembly. (Sheet 2)

TM-5-4220-233-14 Trailer Mounted Type I Manifold Servicing Unit Trailer Mounted Type II Manifold Servicing Unit Oxygen Booster Pump Oxygen Charging Station Manual
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TM 5-4220-233-14 c. Mobile Compressed Gas Servicing Unit Trailer Assembly. 1 Chassis Weldment. Provides the foundation for the Body Assembly and trailer components and the lifting / tiedown provisions. 2 Axle Assembly. Provides the foundation for the running gear and suspension Contains the leaf springs, shock absorbers, hubs, and brake drums. 3 Wheel and Tire Assembly. Provides road and cross country mobility for the Servicing Unit. A spare tire is mounted under the chassis frame. 4 Surge Actuator. Contains a master cylinder and provides the actuation force to apply the trailer service brakes. Contains the lunette eye that connects to the pintle hook connection on the towing vehicle. 5 Safety Chains. Used to keep the trailer connected to towing vehicle in the event that the lunette eye to the pintle hook connection fails. 6 Handbrake Lever. Manually operated lever used to apply or remove the parking brake. 7 Chock. When placed next to the tire, prevents trailer movement on a downward slope. 8 Trailer Tool Box. Weather-tight box used to store trailer tools and non-breathing air parts. Figure 1-3. Servicing Unit Trailer Assembly. (Sheet 1 of 2) 1-8

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