4. Procedure
_________
 Subtask 38-31-00-110-051

 A. Cleaning of the LLT Reference Line
 (1)
 Use a high pressure cleaner and clean the LLT reference line.

 (2)
 Dry the LLT reference line with compress dry air.

 5. Close-up
________
 Subtask 38-31-00-410-090

 A. Installation of the LLT Reference Line
 (Ref. Fig. 705/TASK 38-31-00-991-013)

 (1)
 Put the LLT reference line (6) in position.

 (2)
 Connect the connections (1) but do not tighten at this time.

 (3)
 Put the clamp (4) in position and install the screw (5), the washer

 (3) and the nut (2).

 (4)
 Tighten the connections (1).

 (5)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (6)
 Install the access panels 161DW and 162DW.
 Subtask 38-31-00-613-068

 B.
 Service the toilet system (Ref. TASK 12-16-38-613-001).
 Subtask 38-31-00-862-072

 C. De-energize the ground service network R (Ref. TASK 24-42-00-862-001).

 Subtask 38-31-00-942-069
 D. Remove the warning notices.
 1EFF : ALL 1 38-31-00Page 745 1 1 May 01/05R 1 1 1CES 1

 TASK 38-31-00-100-010
 Cleaning of the Vacuum Waste Lines with Chemical Cleaning Agent and Crushed Ice
 1. Reason for the Job
__________________
 Refer to the MPD TASK: 383100-06
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific clean lint-free cloth
 B. Consumable Materials
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
No specific crushed ice Material No. 11-028 ACIDIC TOILET SYSTEM CLEANER (Ref. 20-31-00)
 C. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
12-15-38-613-001 Fill the Potable Water Tank System (Aircraft
 Electrical Power Available) 12-16-38-613-001 Servicing of the Toilet System 24-42-00-861-001 Energize the Ground Service Network from the External
 Power 24-42-00-862-001 De-energize the Ground Service Network Supplied from the External Power 38-10-00-614-001 Pressurization of the Potable Water System from a Ground Air Supply
 1EFF : ALL 1 38-31-00Page 746 1 1 May 01/05R 1 1 1CES 1

 3. Job Set-up
__________
 Subtask 38-31-00-861-074
R A. Energize the ground service network R (Ref. TASK 24-42-00-861-001).

R **ON A/C 001-049, 051-099, 101-105,
 Subtask 38-31-00-865-109-A
 B. Make sure that this(these) circuit breaker(s) is(are) closed: -------------------------------------------------------------------------------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 38-31-00-865-109-B
 B. Make sure that this(these) circuit breaker(s) is(are) closed: -------------------------------------------------------------------------------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 38-31-00-865-109-C
 B. Make sure that this(these) circuit breaker(s) is(are) closed:

 -------------------------------------------------------------------------------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
　
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