JACOBS
CAUTION
ENGINE BRAKE
TRAILER
AIR SUPLY
UST
XMSN
FUSE 1
SPARE
11
12
Figure 11.
NOTE
Dashboard parking brake indicator will illuminate when PARKING BRAKE control is applied.
22. Pull out PARKING BRAKE control (12).
NOTE
Always wipe down all hydraulic connection points on trailer and hydraulic hoses with a clean
rag prior to coupling.
23. Reconnect hydraulic hoses (16) to M870A3 semitrailer.
TB 9-2320-279-13&P-4
0013
0013-9