(3)
 Remove and the burr sleeves (1) and the insulation sleeve (4).

 (4)
 Remove the insulation (7).

 (5)
 Disconnect the electrical connections (2) with the insertion-removal

 tool M15.570-16.
 NOTE : Identify all the electrical wires before you disconnect them.

____

 (6)
 If necessary, remove the related Temperature Sensor.

 (7)
 Remove and discard the shrinkable sleeve (8) that safties both ends of the glass fiber tape (9).

 NOTE : Do not damage the wastewater line (5) when you remove the
____
 shrinkable sleeve (8).

 (8)
 Remove and discard the glass fiber tape (9) which attaches the heater element (6) to the wastewater line (5).

 (9)
 Remove the heater element (6).

 Heater Elements - Removal/Installation Figure 401/TASK 30-71-56-991-001- 12 (SHEET 1)
 1EFF : 051-051, 1 30-71-56Page 404 1 1 May 01/05 1 1 1CES 1

 Heater Elements - Removal/Installation Figure 401/TASK 30-71-56-991-001- 22 (SHEET 2)
 1EFF : 051-051, 1 30-71-56Page 405 1 1 May 01/05 1 1 1CES 1 TASK 30-71-56-400-001

 Installation of the Aft-Cargo Drain-Heating Heater-Elements
 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific cable ties No specific insertion-removal tool M15.570-16 No specific lint-free cloth
 B. Consumable Materials
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 08-053 D DAN 328-H GLASS FIBER TAPE (Ref. 20-31-00) Material No. 11-003 USA ASTM D 740 METHYL-ETHYL-KETONE (Ref. 20-31-00)
 C. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
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 30-71-00-710-002 Operational Test of the Waste-Water Ice-Protection
 Heater-Elements 52-30-00-860-006 Open the Bulk Cargo-Compartment Door 52-42-14-000-001 Removal of the Potable Water Service-Door (192NB) 53-42-14-000-001 Removal of the AFT Cargo-Compartment Floor-Panels
 Zone 150 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------

30-71-56-991-001 Fig. 401
 3. Job Set-up
__________
 Subtask 30-71-56-860-050
 A. Aircraft Maintenance Configuration
 (1)
 Make sure that the ground service network is energized (Ref. TASK 24-42-00-861-001).

 (2)
 Make sure that the BULK cargo-compartment door is open (Ref. TASK 52-30-00-860-006).

 (3)
 Make sure that the SERVICE LIGHT switch is ON.

 (4)
 Make sure that the following cargo-compartment floor panels are removed (Ref. TASK 52-42-14-000-001):

 -
FOR 51DU
 151UF,

 -
FOR 52DU
 151UF, 151AG,

 -
FOR 53DU
 151BG,

 -
FOR 54DU
 152AG, 152BG.

 Subtask 30-71-56-865-051
 B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
 -------------------------------------------------------------------------------PANEL SERVICE IDENT. LOCATION -------------------------------------------------------------------------------2001VU ICE PROT - WATER LINE - HTR 31DW E04 2001VU ICE PROT - WATER LINE - CTL 32DW E06 Subtask 30-71-56-140-050

 C. Preparation for Installation WARNING : YOU MUST ALWAYS WEAR RUBBER GLOVES WHEN YOU DO THIS PROCEDURE.
_______
 WARNING : OBEY THE MANUFACTURER'S INSTRUCTIONS WHEN YOU USE THE SPECIAL

_______
 MATERIAL.
 THIS MATERIAL IS DANGEROUS.

 (1)
 Clean the wastewater line with CLEANING AGENTS (Material No. 11-003) and a lint-free cloth .

 (2)
 Do an inspection of the component interface and/or the adjacent area.

 4. Procedure
　
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