R 1EFF : 151-199, 401-499, 1 30-71-00Page 404 1 1 Aug 01/05 1 1 1CES 1 **ON A/C ALL
4. Procedure
_________ Subtask 30-71-00-040-050
A. Deactivation Procedure
(Ref. Fig. 401/TASK 30-71-00-991-001)
(1)
Close the manual shutoff valve of the related lavatory water supply. The shutoff valve is installed at floor level next to and at the rear of the lavatory and you can clearly see the 'OPEN' and 'SHUT' positions.
(2)
Put a placard on the related lavatory doors to show persons that the lavatory is not in use.
(3)
Close and lock the lavatory doors.
(4)
Close the shutoff valve of the related galley water supply.
(5)
Put a placard on the related galley water supply to show persons that the water faucet does not operate.
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Potable Water Lavatory Shut of Valve Figure 401/TASK 30-71-00-991-001
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TASK 30-71-00-440-001
Reactivation of the Waste-Water Drain Mast Heating-System
1. Reason for the Job
__________________
Refer to the MMEL TASK: 30-71-01
Drain Mast Ice Protection -Waste Water Drain Mast Heating System
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the
External Power TSM 30-71-00-810-801 FWD Drainmast-Heater Failure TSM 30-71-00-810-802 AFT Drainmast-Heater Failure TSM 30-71-00-810-803 Control Unit Failure of FWD Drainmast TSM 30-71-00-810-804 Control Unit Failure of AFT Drainmast TSM 30-71-00-810-809 MID Drainmast-Heater Failure TSM 30-71-00-810-810 Control Unit Failure of MID Drainmast 30-71-00-991-001 Fig. 401
3. Job Set-up
__________
Subtask 30-71-00-861-050
A. Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002).
WARNING : MAKE SURE THAT ALL THE CIRCUITS IN MAINTENANCE ARE ISOLATED
_______ BEFORE YOU SUPPLY ELECTRICAL POWER TO THE AIRCRAFT.
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4. Procedure
_________
**ON A/C 001-049, 101-105, 201-210, 301-399,
Subtask 30-71-00-865-051
A. To activate the electrical supply remove the safety clip(s), tag(s) and close:
-
the C/B 1DU only for the FWD system,
-
the C/B 11DU only for the AFT system;
-------------------------------------------------------------------------------
PANEL ------ SERVICE --------------------------------------------------- IDENT. ------------- LOCATION---------
2000VU WASTE WIP DRAINMAST FWD 1DU B06
2001VU WASTE WIP DRAINMAST AFT 11DU E01
**ON A/C 051-051,
Subtask 30-71-00-865-051-E
A. To activate the electrical supply
remove the safety clip(s), tag(s) and close:
- the C/B 1DU only for the FWD system,
- the C/B 21DU only for the MID system,
- the C/B 11DU only for the AFT system;
------PANEL ---------------------------------------------------SERVICE -------------IDENT. ---------LOCATION
-------------------------------------------------------------------------------2000VU ICE PROT - DRAINMAST FWD 1DU D02 2001VU ICE PROT - DRAINMAST MID 21DU D07 2001VU ICE PROT - DRAINMAST AFT 11DU D06
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**ON A/C 052-099,
Subtask 30-71-00-865-051-A
A. To activate the electrical supply remove the safety clip(s), tag(s) and close
-
the C/B 1DU only for the FWD system,
-
the C/B 11DU only for the AFT system;
-------------------------------------------------------------------------------
PANEL ------ SERVICE --------------------------------------------------- IDENT. ------------- LOCATION---------
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