JACOBS
CAUTION
ENGINE BRAKE
4
3
Figure 19.
6. Prepare M870A3 semitrailer for uncoupling (refer to TM 5-2330-325-14&P).
7. Set PTO ENGAGE switch (3) to OFF position, indicator light (4) will go out.
8. Ensure two hydraulic hoses (5) are disconnected from tractor vehicle and semitrailer. Stow two hydraulic hoses
in semitrailer toolbox (6).
6
5
Figure 20.
9. Ensure handbrake control (7) off.
TB 9-2320-279-13&P-4
0013
0013-16