- do a check for 28 VDC at the:
- TIME RELAY (3816GX) connector B1 (Ref. ASM 29-24/01).
1 If there is 28 VDC:
_
- replace the TIME RELAY (3816GX).
(2) If the fault continues:
- do a check and repair the wiring of the cargo compartment door operation system.
(3) If the fault continues:
- replace the applicable SOL VALVE-PTU, G (1012GL) (Ref. AMM TASK 29-23-51-000-001) and (Ref. AMM TASK 29-23-51-400-001) or the SOL VALVE-PTU, Y (3012GL) (Ref. AMM TASK 29-23-51-000-002) and (Ref. AMM TASK 29-23-51-400-002).
(4) If the fault continues:
- do a check for 28VDC at the RELAY LDG CTL (1805GL) connector A/A1 (Ref. ASM 29-23/01).
(a) If there is 28VDC:
- do a check and repair the wiring between the RELAY LDG CTL (1805GL) connector A/A2 and the CB (1801GL) (Ref. ASM 29-23/01).
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 001-049, 051-058, 101-101, ∞∞29-23-00∞∞∞∞∞∞∞∞∞∞Page 203
May 01/05 CES
R **ON A/C 059-099, 102-149, 151-199, 201-299, 301-399, 401-499,
B. If after start of the second engine: -the HYD PTU FAULT on the upper ECAM DU is shown, -the hydraulic system of the second engine is not pressurized:
- do a check for 28 VDC between: the VALVEBLOCK, PTU (3112GL) connector A/A and the connector A/B, the VALVEBLOCK, PTU (1112GL) connector A/A and the connector A/B (Ref. ASM 29-23/01).
(1) If there is 28 VDC:
NOTE : Make sure that:
____ the SW PARK BRK CTL (73GG) is set to off, the Nose L/G is compressed, no towing arm is installed.
- do a check for 28 VDC at the : the P/BSW HYD/PTU/AUTO (1802GL) connector C2 (Ref. ASM 29-23/01).
(a) If there is 28 VDC:
- replace the P/BSW HYD/PTU/AUTO (1802GL).
(b) If the fault continues:
- do a check for 28 VDC at the:
- TIME RELAY (3816GX) connector B1 (Ref. ASM 29-24/01).
1 If there is 28 VDC:
_
- replace the TIME RELAY (3816GX).
(2) If the fault continues:
- do a check and repair the wiring of the cargo compartment door operation system.
(3) If the fault continues:
- replace the applicable MANIFOLD,PTU (1113GM) (Ref. AMM TASK 29-11-15-000-001) and (Ref. AMM TASK 29-11-15-400-001) or the MANIFOLD,PTU (3015GM) (Ref. AMM TASK 29-13-15-000-001) and (Ref. AMM TASK 29-13-15-400-001).
(4) If the fault continues:
- do a check for 28VDC at the RELAY LDG CTL (1805GL) connector A/A1 (Ref. ASM 29-23/01).
(a) If there is 28VDC:
- do a check and repair the wiring between the RELAY LDG CTL (1805GL) connector A/A2 and the CB (1801GL) (Ref. ASM 29-23/01).
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 059-099, 102-149, 151-199, 201-299, ∞∞29-23-00∞∞∞∞∞∞∞∞∞∞Page 204
301-399, 401-499, Aug 01/05 CES **ON A/C ALL
C. Do the fault confirmation procedure as given in Para. 3. to make sure that operation is correct.
5. Close-up
________
A. Aircraft Maintenance Configuration.
(1) Make sure that the aircraft electrical circuits are de-energized (Ref. AMM TASK 24-41-00-862-002).
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : ALL ∞∞29-23-00∞∞∞∞∞∞∞∞∞∞Page 205
Feb 01/02 CES
TASK 29-23-00-810-802
Continuous Running of the Power Transfer Unit (PTU)
1. Possible Causes
_______________
- PUMP-G, ENG 1 (1030GK)
- PUMP-Y, ENG 2 (3030GD)
- FILTER-HP, G (1048GM)
- FILTER-HP, Y (3048GM)
- SOL VALVE-PTU, G (1012GL)
- SOL VALVE-PTU, Y (3012GL)
- PRIORITY VALVE-G (1064GM)
- PRIORITY VALVE-Y (3064GM)
- PTU-G/Y (1088GM)
- MANIFOLD,PTU (1113GM)
- MANIFOLD,PTU (3015GM)
- external leakage
- internal leakage
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
R 29-23-00-810-803 Low Pressure of the Power Transfer Unit (PTU) (Green
R to Yellow)
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