Subtask 30-71-53-010-051
 B. Get Access
 (1)
 Put an access platform in position at the FWD cargo-compartment door

 825.

 (2)
 Open the FWD cargo-compartment door 825 (Ref. TASK 52-30-00-860-001).

 (3)
 Set the CARGO COMPT LIGHT switch 6LU to ON.

 (4)
 In the FWD cargo compartment, remove the panel(s):
 FOR 43DU
 131GW, 131HW, 131GF, 131FF, 131SF.
 FOR 44DU, 45DU, 46DU, 47DU
 131TF, 132TF

 Subtask 30-71-53-865-053
 C. Open, safety and tag this(these) circuit breaker(s):
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------

R C/B NOT APPLICABLE
 4. Procedure
_________
 (Ref. Fig. 401/TASK 30-71-53-991-002)
 Subtask 30-71-53-020-052

 A. Removal of the Heater Element
 (1)
 Remove and discard the cable ties of the identification and warning labels.

 (2)
 Remove the screw (11), the spacers (10), (8) and the clamps (9).

 (3)
 Cut the ties (1) that hold the label and the CAUTION label (2). FOR 43DU, 44DU Remove the flow direction marker and the waste water marker. FOR 45DU, 46DU, 47DU Not applicable.

 (4)
 Remove the velcro tape (4), the adhesive tape and the insulation
 muffs (3).

 (5)
 Carefully remove and discard the adhesive tape that which is on the longitudinal cut of the insulation sleeve (5).

 (6)
 Remove the insulation sleeve (5) that insulates the waste water line.

 (7)
 Disconnect the three wires of the heater element (7) from the
 terminal block.

 NOTE : Identify all the electrical wires before you disconnect them.
____
 (8)
 Remove the waste water de-icing sensor (40DU) (Ref. TASK 30-71-17-000-001).

 (9)
 Remove and discard the heat-shrink sleeve (6) and the glass fiber
 tape that attaches the heater element (7) to the waste water line.

 NOTE : Do not damage the waste water line when you remove the
____
 heat-shrink sleeve.

 (10) Remove the heater element (7).

 Heater Elements (43DU, 44DU, 45DU, 46DU, 47DU) Figure 401/TASK 30-71-53-991-002- 12 (SHEET 1)
 1EFF : 051-051, 1 30-71-53Page 404 1 1 Config-4 May 01/05 1 1 1CES 1

 Heater Elements (43DU, 44DU, 45DU, 46DU, 47DU) Figure 401/TASK 30-71-53-991-002- 22 (SHEET 2)
 1EFF : 051-051, 1 30-71-53Page 405 1 1 Config-4 May 01/05 1 1 1CES 1 TASK 30-71-53-400-002

 Installation of the Heater Elements (43DU, 44DU, 45DU, 46DU, 47DU)
 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION
 -------------------------------------------------------------------------------
No specific lint-free cloth
 No specific access platform 2 m (6 ft. 7 in.)

 B. Consumable Materials
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 08-001 USA DOD-A-82720
 GENERAL PURPOSE ADHESIVE HONEYCOMB FILLER
 (Ref. 20-31-00) Material No. 11-001 USA MIL-D-16791 TYPE I
 DETERGENT (Ref. 20-31-00)
 C. Expendable Parts
 -------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
FOR FIN 43DU, 44DU 1 waste water marker 11-35-38 01C-020 2 flow direction marker 11-35-38 01C-040

 D. 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
　
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