-disconnect the connector between the sensing elements 14HF and 15HF
-do an impedance check on the LOOP CONTROLLER (9240SI).
a If the impedance is less than 3 KOhms:
_ -replace the OVHT SENS ELEMENT (14HF) (Ref. AMM TASK 36-22-17-000-001) and (Ref. AMM TASK 36-22-17-400-001)
-connect all the cables or connectors disconnected
-disconnect the LOOP CONTROLLER (9240SI) from the BMC1 connector
-install the BMC1 (1HA1) (Ref. AMM TASK 36-11-34-400-001)
-refer to Para. 4.B.
b If the impedance is more than 3 KOhms:
_ -replace the OVHT SENS ELEMENT (15HF) (Ref. AMM TASK 36-22-17-000-001) and (Ref. AMM TASK 36-22-17-400-001)
-connect all the cables or connectors disconnected
-disconnect the LOOP CONTROLLER (9240SI) from the BMC1 connector
-install the BMC1 (1HA1) (Ref. AMM TASK 36-11-34-400-001)
-refer to Para. 4.B.
(f) If the impedance is more than 3 KOhms:
-connect the connector between the sensing elements 15HF and 16HF
-disconnect the connector between the sensing elements 17HF and 18HF
-do an impedance check on the LOOP CONTROLLER (9240SI).
1_ If the impedance is less than 3 KOhms:
- disconnect the connector between the sensing elements 16HF
and 17HF
- do an impedance check on the LOOP CONTROLLER (9240SI).
a If the impedance is less than 3 KOhms:
_ -replace the OVHT SENS ELEMENT (16HF) (Ref. AMM TASK 36-22-17-000-001) and (Ref. AMM TASK 36-22-17-400-001)
-connect all the cables or connectors disconnected
-disconnect the LOOP CONTROLLER (9240SI) from the BMC1 connector
-install the BMC1 (1HA1) (Ref. AMM TASK 36-11-34-400-001),
-refer to Para. 4.B.
b If the impedance is more than 3 KOhms:
_ -replace the OVHT SENS ELEMENT (17HF) (Ref. AMM TASK 36-22-17-000-001) and (Ref. AMM TASK 36-22-17-400-001)
-connect all the cables or connectors disconnected
-disconnect the LOOP CONTROLLER (9240SI) from the BMC1 connector
-install the BMC1 (1HA1) (Ref. AMM TASK 36-11-34-400-001)
-refer to Para. 4.B.
1
R -EFF : 001-049, 051-099, 101-149, 151-199,
-∞∞36-22-00∞∞∞∞∞∞∞∞∞∞Page 245
-201-299, 401-499, -Aug 01/05 ---CES - 2 If the impedance is more than 3 KOhms:
_
-connect the connector between the sensing elements 17HF and 18HF
-disconnect the connector between the sensing element 19HF and the cable 20HF
-do an impedance check on the LOOP CONTROLLER (9240SI)
a If the impedance is less than 3 KOhms:
_ -disconnect the connector between the sensing elements 18HF and 19HF
-do an impedance check on the LOOP CONTROLLER (9240SI).
* If the impedance is less than 3 KOhms:
-replace the OVHT SENS ELEMENT (18HF) (Ref. AMM TASK 36-22-17-000-001) and (Ref. AMM TASK 36-22-17-400-001)
-connect all the cables or connectors disconnected
-disconnect the LOOP CONTROLLER (9240SI) from the BMC1 connector
-install the BMC1 (1HA1) (Ref. AMM TASK 36-11-34-400-001)
-refer to Para. 4.B.
* If the impedance is more than 3 KOhms:
-replace the OVHT SENS ELEMENT (19HF) (Ref. AMM TASK 36-22-17-000-001) and (Ref. AMM TASK 36-22-17-400-001)
-connect all the cables or connectors disconnected
-disconnect the LOOP CONTROLLER (9240SI) from the BMC1 connector
-install the BMC1 (1HA1) (Ref. AMM TASK 36-11-34-400-001)
-refer to Para. 4.B.
b If the impedance is more than 3 KOhms
_
-replace the CABLE ASSY (20HF) (Ref. AMM TASK 36-22-17-000-001) and (Ref. AMM TASK 36-22-17-400-001)
-connect all the cables or connectors disconnected
-do an impedance check on the LOOP CONTROLLER (9240SI)
* If the impedance is less than 3 KOhms:
-do a check and repair the wiring between the pin 8B of the BMC1 connector (1HA1-AA) and the cable 20HF
-connect all the cables or connector disconnected
-disconnect the LOOP CONTROLLER (9240SI) from the BMC1 connector
-install the BMC1 (1HA1) (Ref. AMM TASK 36-11-34-400-001)
-refer to Para. 4.B.
* If the impedance is more than 3 KOhms:
-disconnect the LOOP CONTROLLER (9240SI) from the BMC1 connector
-install the BMC1 (1HA1) (Ref. AMM TASK 36-11-34-400-001)
-refer to Para. 4.B.
1
R -EFF : 001-049, 051-099, 101-149, 151-199,
-∞∞36-22-00∞∞∞∞∞∞∞∞∞∞Page 246
-201-299, 401-499, -Aug 01/05 ---CES -
R **ON A/C 301-399,
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本文链接地址：A320 Trouble Shooting Manual 排故手册 PNEUMATIC(126)
