TM-9-2350-247-10 Operator Manual M548A1 M548A3 Tracked Cargo Carrier Download
Page 212 of 640
TM 9-2350-247-10 OPERATE AIR BRAKE KIT (M548A1) — Continued 0028 00 C A U T I O N Make sure you connect the air couplings; SERVICE to SERVICE and EMERGENCY to EMERGENCY. 4. Remove two dummy couplings. Connect carrier service and emergency air couplings to towed load service and emergency air couplings. 5. Turn two air cutoff cocks at right angles to their air hoses. In this position, the cocks are open. C A U T I O N If pressure drops below 60 psi (8.7 kPa) or LOW PRESSURE warning light comes ON while you’re driving stop and fix problem. 6. After starting carrier engine, make sure air pressure gauge reaches 85 psi (12.3 kPa) before you drive carrier with a towed load. LOW PRESSURE warning light must go OFF. 7. To slow or stop carrier, step on treadle valve pedal just before you apply differential brakes. 0028 00-2