Folding door diagnosis, troubleshooting · ad7240w5000b · Mercedes-Benz WIS

AD72.40-W-5000B

Folding door diagnosis, troubleshooting

9.10.09

MODEL 957.### #Z as of 930157 with BODY 957.810
with folding door, Ikarus

MODEL 957.### #V up to 211505 with BODY 957.810
with folding door, Ikarus

Modification notes

1.8.09

Diagnosis procedure completely revised

 Danger!	Risk of injury from pinching and crushing when working on the folding door and the folding door control system	When working on the folding door or folding door control, relieve pressure from system with emergency lever (off position).	AS72.00-Z-0001-01A
	Battery voltage min. 22.5 V, operating pressure and fuses okay
	Folding door diagnosis, previous knowledge		AD72.40-W-2000A
	Folding door, location of components		GF72.15-W-0001-01B
	Troubleshooting
Complaint	Possible cause	Note	Remedy
Folding door nonfunctional	No compressed air supply
	Compressed air line to compressed air supply on folding door control kinked		AR72.40-W-1045A
Door open/close button on outer passenger side nonfunctional	Door open/close button on outer passenger side defective		AD72.40-W-6000-04A
Door open/close button nonfunctional	Door open/close button defective		AD72.40-W-6000-05A
Folding door does not close	Door open/closed limit switch incorrectly adjusted		AR72.40-W-1000-03A
	Door open/closed limit switch defective		AD72.40-W-6000-06A
Automatic closing does not operate	No vehicle speed signal present		AD72.40-W-6000-09B
Reversing system does not operate	Door open/closed limit switch incorrectly adjusted		AR72.40-W-1000-03A
	Door open/closed limit switch defective		AD72.40-W-6000-06A
	Pressure wave hose defective
	Pressure wave switch faulty		AD72.40-W-6000-02A

ad7240w2000a Folding door diagnosis, previous knowledge
ad7240w600002a Pressure wave switch test, electrical system, folding door
ad7240w600004a Exterior pushbutton test, electrical system, folding door
ad7240w600005a Interior pushbutton test, electric system, folding door
ad7240w600006a Limit switch test, electrical system, folding door
ad7240w600009b Automatic closing test, electrical system, folding door
ar7240w100003a Set limit switch
ar7240w1045a Check routing of compressed air line to folding door
as7200z000101a Injury hazard! When working on folding door or folding door control body parts can be pinched or crushed
gf7215w000101b Folding door, location of components