Drager Caleo Incubator Service instructions

Dräger Medizintechnik

Error list

General

The error numbers shown on the EL display refer to a faulty assembly.

The abbreviations shown on the EL display have the following meaning:

Abbreviation on EL	Faulty assembly	Location
display
p_sens	WT2 Sensor PCB	Sensor unit
p_cont	WT2 Controller PCB	Display housing
p_actu	WT2 Actuator PCB	E-box
p_matr	WT2 Mattress PCB	E-box
soft	Software error

For internal use only. Copyright reserved.

R6150000FL1.fm 08.02.01

6150.000 Caleo

10/2000

Repair Instructions

Page 1 of 14

Dräger Medizintechnik

Caleo error list

• Click on an error code to jump to relevant description of the error code.

Micro-controller errors cause a direct program abort. Other errors cause a program abort only after they have occurred several times. All errors and their occurrence are written in the error log.

Error code numbers shown on the EL display

1	2	3		5	6
7	8	9		11	12
13	14	15	16
			22	23	24
25		27	28	29	30
31	32			35	36
37	38	39	40	41	42
43			46	47	48
49	50	51	52	53	54
55	56	57	58	59	60
61	62		64	65	66
67	68	69	70	71	72

For internal use only. Copyright reserved.

R6150000FL1.fm 08.02.01

6150.000 Caleo

10/2000

Repair Instructions

Page 2 of 14

For internal use only. Copyright reserved.

R6150000FL1.fm 08.02.01

Dräger Medizintechnik

				No.	Plain text	Cause	Remedy
				1	Sensor drift too	The measuring	• Check the WT2 Sensor PCB using the
					high	paths (air and skin)	DrägerService Mode, see diagnosis
						have drifted out of	"Sensor PCB".
						the tolerance range.	• If necessary, replace the
						(Note: The error is
							WT2 Sensor PCB, see Repair
						detected during the
							Instructions "Replacing the WT2
						10-minute test and
							Sensor PCB".
						leads to INOP.)
				2	Comm. error on	Communication	• Check cable connection between WT2
					CAN bus	between WT2	Actuator PCB and WT2 Controller PCB;
						Controller PCB,	replace cable connection, if necessary.
						WT2 Actuator PCB,	• Check cable connection between WT2
						and WT2 Sensor
							Actuator PCB and WT2 sensor PCB;
						PCB is faulty. (Note:
							replace cable connection, if necessary.
						The error is
						detected during	• Replace WT2 Controller PCB, if
						operation.)	necessary.
							• Replace WT2 Actuator PCB, if
							necessary.
							• Replace WT2 Sensor PCB, if necessary.
				3	36 degree ref.	The "36 degree	• Check the WT2 Sensor PCB using the
					faulty	test" with the	DrägerService Mode, see diagnosis
						reference	"Sensor PCB".
						resistance failed.	• If necessary, replace the
						(Note: The error is
							WT2 Sensor PCB, see Repair
						detected during the
							Instructions "Replacing the WT2
						10-minute test and
							Sensor PCB".
						leads to INOP.)
				5	Air excess temp.	The excess	• Check the WT2 Sensor PCB using the
					test failed	temperature circuit	DrägerService Mode, see diagnosis
						test with a reference	"Sensor PCB".
						resistance failed.	• If necessary, replace the
						(Note: The error is
							WT2 Sensor PCB, see Repair
						detected during the
							Instructions "Replacing the WT2
						10-minute test.)
							Sensor PCB".
				6	Invalid	The configuration is	• Switch device off and on and re-
					configuration	invalid. (Note: The	configure device.
						error is detected	• Replace the WT2 Controller PCB, see
						during the power-on
							Repair Instructions "Replacing the
						test and leads to
							WT2 Controller PCB".
						INOP.)

6150.000 Caleo

10/2000

Repair Instructions

Page 3 of 14

Dräger Medizintechnik

		No.	Plain text		Cause		Remedy
		7	40 degree ref.		The "40 degree		• Check the WT2 Sensor PCB using the
			faulty		test" with the		DrägerService Mode, see diagnosis
					reference		"Sensor PCB".
					resistance failed.		• If necessary, replace the
					(Note: The error is
							WT2 Sensor PCB, see Repair
					detected during the
							Instructions "Replacing the WT2
					10-minute test and
							Sensor PCB".
					leads to INOP.)
		8	AirSafetyRelay		The air heater safety		• Check the WT2 Actuator PCB using the
			blocked		relay or the control		DrägerService Mode, see diagnosis
					of the air heater		"Digital signals".
					safety relay is faulty.		• If necessary, replace the
					(Note: The error is
							WT2 Actuator PCB, see Repair
					detected during the
							Instructions "Replacing the
					10-minute test and
							WT2 Actuator PCB".
					leads to INOP.)
		9	AirSafetyRelay		The control of the		• Check the WT2 Actuator PCB using the
			Feedb. error		air heater safety		DrägerService Mode, see diagnosis
					relay sends no		"Digital signals".
					feedback signal.		• If necessary, replace the
					(Note: The error is
							WT2 Actuator PCB, see Repair
					detected during the
							Instructions "Replacing the
					10-minute test and
							WT2 Actuator PCB".
					leads to INOP.)
		11	Air heater off		The air heater is off,		• Check fuse on WT2 Actuator PCB and
					but should be on.		replace fuse, if necessary.
					(Note: The error is		• Check air heater thermostat and replace
					detected during
							thermostat, if necessary.
					operation and leads
					to INOP.)		• Check air heater and replace air heater,
							if necessary.
							• Check the WT2 Actuator PCB using the
							DrägerService Mode, see diagnosis
							"Actuator PCB".
							• If necessary, replace the
							WT2 Actuator PCB, see Repair
							Instructions "Replacing the
							WT2 Actuator PCB".

For internal use only. Copyright reserved.

R6150000FL1.fm 08.02.01

6150.000 Caleo

10/2000

Repair Instructions

Page 4 of 14

For internal use only. Copyright reserved.

R6150000FL1.fm 08.02.01

Dräger Medizintechnik

				No.	Plain text	Cause	Remedy
				12	Air heater on	The air heater is on,	• Check the WT2 Actuator PCB using the
						but should be off.	DrägerService Mode, see diagnosis
						(Note: The error is	"Actuator PCB".
						detected during	• If necessary, replace the
						operation and leads
							WT2 Actuator PCB, see Repair
						to INOP.)
							Instructions "Replacing the
							WT2 Actuator PCB".
				13	HumiditySafety	The humidifier	• Check the WT2 Actuator PCB using the
					Relay blocked	safety relay or the	DrägerService Mode, see diagnosis
						control of the	"Digital signals".
						humidifier safety	• If necessary, replace the
						relay is faulty. (Note:
							WT2 Actuator PCB, see Repair
						The error is
							Instructions "Replacing the
						detected during the
							WT2 Actuator PCB".
						10-minute test.)
				14	HumiditySafety	The control of the	• Check the WT2 Actuator PCB using the
					Relay Feedb.	humidifier safety	DrägerService Mode, see diagnosis
					error	relay sends no	"Digital signals".
						feedback signal.	• If necessary, replace the
						(Note: The error is
							WT2 Actuator PCB, see Repair
						detected during the
							Instructions "Replacing the
						10-minute test.)
							WT2 Actuator PCB".
				15	Boiler off	The humidifier	• Check fuse on WT2 Actuator PCB and
						heater is off, but	replace fuse, if necessary.
						should be on. (Note:	• Check humidifier thermostat and replace
						The error is
							thermostat, if necessary.
						detected during
						operation.)	• Check humidifier and replace humidifier,
							if necessary.
							• Check the WT2 Actuator PCB using the
							DrägerService Mode, see diagnosis
							"Actuator PCB".
							• If necessary, replace the
							WT2 Actuator PCB, see Repair
							Instructions "Replacing the
							WT2 Actuator PCB".
				16	Boiler on	The humidifier	• Check the WT2 Actuator PCB using the
						heater is on, but	DrägerService Mode, see diagnosis
						should be off. (Note:	"Actuator PCB".
						The error is	• If necessary, replace the
						detected during
							WT2 Actuator PCB, see Repair
						operation.)
							Instructions "Replacing the
							WT2 Actuator PCB".

6150.000 Caleo

10/2000

Repair Instructions

Page 5 of 14