Ingersoll-Rand FA5T manual Symptom, Cause, Remedy, Automatic Disc Brake

SYMPTOM	CAUSE	REMEDY
Automatic Disc Brake:
Brake fails to release.	Low air supply pressure.	Ensure air pressure at inlet to disc brake is at least 50 psig (3.4 bar/340
		kPa).
	Leaking piston seals.	Inspect brake breather. If air escapes from brake breather when attempting
		to release brake, replace brake seals.
	No release pressure at brake	Check for proper operation of winch controls.
	port.
	Sticking brake piston.	Apply 50 psig (3.4 bar/340 kPa) to brake release port and check for brake
		disc movement. (Brake discs can be viewed through brake breather hole.)
		If brake discs do not move, disassemble and inspect disc brake as
		described in “MAINTENANCE” section.

MHD56037 - Edition 5 25