TM 9-2320-283-10 - JATONKAM35s HOME ON THE WEB
TM 9-2320-283-10 - JATONKAM35s HOME ON THE WEB
TM 9-2320-283-10 - JATONKAM35s HOME ON THE WEB
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<strong>TM</strong> 9-<strong>2320</strong>-<strong>283</strong>-<strong>10</strong><br />
KEY TO C<strong>ON</strong>TROL PANEL (Continued)<br />
8 PARK BRAKE C<strong>ON</strong>TROL<br />
WARNING<br />
Never use the parking brake for normal braking.<br />
Pull out to apply parking brakes; push in to release<br />
parking brakes.<br />
NOTE<br />
The Park Brake Indicator will come on when<br />
the control is in the applied position.<br />
9 TRAILER AIR SUPPLY C<strong>ON</strong>TROL<br />
Supplies air to trailer air reservoirs. Push in to supply<br />
air to (charge) trailer reservoirs after releasing PARK<br />
BRAKE. Pull out to shut off air to trailer. When<br />
PARK BRAKE Control is applied (pulled out),<br />
TRAILER AIR SUPPLY C<strong>ON</strong>TROL will automatically<br />
pop-out.<br />
CAUTI<strong>ON</strong><br />
If tractor air system pressure drops to 60 PSI,<br />
the trailer air supply protection valve will trip,<br />
fully applying trailer spring brakes. Brakes will<br />
not release until more than 60 psi is reached.<br />
<strong>10</strong> ENGINE RETARDER SELECTI<strong>ON</strong> SWITCH<br />
Selects the number of engine cylinders desired for<br />
the braking action. HIGH position provides maximum<br />
engine braking (6 cylinders), MED position<br />
provides braking on 4 cylinders, and LOW position<br />
provides braking on 2 cylinders.<br />
TA 236708<br />
2-14
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