-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the
 External Power 38-31-00-680-001 Draining of the Toilet System 52-30-00-860-001 Open the FWD or AFT Cargo-Compartment Door with the
 Yellow Electric Pump
 38-31-75-991-001 Fig. 401

 3. Job Set-up
__________
 Subtask 38-31-75-861-050

 A. Energize the aircraft electrical circuits
 (Ref. TASK 24-41-00-861-002).

 Subtask 38-31-75-010-050
 B. Get Access
 (1)
 Open the AFT cargo-compartment door (Ref. TASK 52-30-00-860-001).

 (2)
 Put an ACCESS PLATFORM 2M (6 FT) below the access door of the AFT cargo-compartment.

 (3)
 Remove the access panels 161DW, 162DW from the aft wall of the AFT cargo-compartment.

 Subtask 38-31-75-680-050
 C. Drain the waste-holding tank (Ref. TASK 38-31-00-680-001)
 (1) Put a WARNING NOTICE on the toilet servicing panel and in the lavatories to tell persons not to use the toilets.

R **ON A/C 001-049, 051-099, 101-105,
 Subtask 38-31-75-865-059
 D. Open, safety and tag this(these) circuit breaker(s): -------------------------------------------------------------------------------

PANEL SERVICE IDENT. LOCATION
 -------------------------------------------------------------------------------
2001VU VACUUM TOILET SYSTEM/LAVATORY POWER 32MG A01
 2001VU VACUUM TOILET SYSTEM/LAVATORY POWER 45MG A02
 2001VU VACUUM TOILET SYSTEM/LAVATORY POWER 39MG A03
 2001VU VACUUM TOILET SYSTEM/LAVATORY POWER 34MG A04
 2001VU VACUUM TOILET SYSTEM/VACUUM SYS 35MG A06
 2001VU VACUUM TOILET SYSTEM/VACUUM GEN 33MG A08

R **ON A/C 106-149, 151-199, 201-299,
 Subtask 38-31-75-865-059-A
 D. Open, safety and tag this(these) circuit breaker(s): -------------------------------------------------------------------------------PANEL SERVICE IDENT. LOCATION -------------------------------------------------------------------------------2001VU VACUUM TOILET SYSTEM/LAVATORY POWER A 32MG A01 2001VU VACUUM TOILET SYSTEM/LAVATORY POWER 45MG A02 2001VU VACUUM TOILET SYSTEM/LAVATORY POWER D 39MG A03 2001VU VACUUM TOILET SYSTEM/LAVATORY POWER E 34MG A04 2001VU VACUUM TOILET SYSTEM/VACUUM SYS 35MG A06 2001VU VACUUM TOILET SYSTEM/VACUUM GEN 33MG A08
 **ON A/C 301-399,
 Subtask 38-31-75-865-059-B
 D. Open, safety and tag this(these) circuit breaker(s): -------------------------------------------------------------------------------PANEL SERVICE IDENT. LOCATION -------------------------------------------------------------------------------
2001VU VACUUM TOILET SYSTEM/LAVATORY POWER A 32MG A01 2001VU VACUUM TOILET SYSTEM/LAVATORY POWER L 45MG A02 2001VU VACUUM TOILET SYSTEM/LAVATORY POWER D 39MG A03 2001VU VACUUM TOILET SYSTEM/LAVATORY POWER E 34MG A04 2001VU VACUUM TOILET SYSTEM/VACUUM SYS 35MG A06 2001VU VACUUM TOILET SYSTEM/VACUUM GEN 33MG A08 **ON A/C ALL

 4. Procedure
_________
 (Ref. Fig. 401/TASK 38-31-75-991-001) Subtask 38-31-75-020-050
 A. Removal of the Tank Flush Line
 (1)
 Remove the nuts (9), the washers (10) and (12), the screws (13) and the clamps (11).

 (2)
 Put a container below the flush lines to collect the unwanted fluid.

 (3)
 Remove the flush lines (3) from the connections (4).

 (4)
 Remove the two check valves (2).

 (5)
 Remove the flush lines (1) and (5) from the T-shaped union (6).

 (6)
 Remove the flush line (7) from the connection (8) at the servicing panel and remove the T-shaped union (6).

 (7)
 Put blanking caps/plugs on the removed check valves (2), the waste tank connections (4), the disconnected line ends and the servicing panel connection (8).

 1EFF : ALL 1 38-31-75Page 404 1 1 Feb 01/05R 1 1 1CES 1

 Flush Lines of the Waste Tank Figure 401/TASK 38-31-75-991-001
 1EFF : 1 1R 1CES  ALL  1 11 1 38-31-75 Page 405 Feb 01/05

 TASK 38-31-75-400-001

 Installation of the Tank Flush Line
 WARNING : DO NOT DO WORK ON THE TOILET WASTE SYSTEM AND THE POTABLE WATER
_______ SYSTEM AT THE SAME TIME. THIS WILL PREVENT CONTAMINATION OF THE POTABLE WATER SYSTEM. SUCH CONTAMINATION CAN BE DANGEROUS TO HEALTH.
 WARNING : ALWAYS USE RUBBER GLOVES WHEN YOU DO WORK:
_______
 -
ON THE TOILET WASTE SYSTEM, OR

 -
ON PARTS THAT HAVE CONTAMINATION FROM THE WASTE SYSTEM.
　
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