B. Get Access
 (1)
 Make sure that the access platform is in position at the access door

 825.

 (2)
 Make sure that the access door 825 is open.

 (3)
 Make sure that the CARGO COMPT LIGHT switch 6LU is at ON.

 (4)
 In the FWD cargo-compartment, make sure that the panel 131HW is removed.

 Subtask 30-73-17-865-051
 C. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------

R C/B NOT APPLICABLE
 4. Procedure
_________
 (Ref. Fig. 401/TASK 30-73-17-991-001)
 Subtask 30-73-17-420-051

 A. Installation of the Sensor
 (1)
 On the potable water pipe, install the clamp sensor assembly (1) and the clamp (2) with the screws (3) and (4).

 (2)
 Tighten the screws (3) and (4).

 (3)
 Remove the blanking caps from the electrical connectors.

 (4)
 Make sure that the electrical connectors are clean and in the correct condition.

 (5)
 Connect the two wires of the sensor to the terminal strip.

 (6)
 Install the sleeve (5) around the clamp sensor assembly (1).

 (7)
 Make sure that the sleeve (5) is correctly installed around the sensor and the pipes.

 (8)
 Install the velcro tape (6) to attach the sleeve (5) around the clamp sensor assembly (1).

 Subtask 30-73-17-865-052
 B. Remove the safety clip(s) and the tag(s) and close this(these) circuit
 breaker(s): R C/B NOT APPLICABLE
 Subtask 30-73-17-720-051
 C. Do the functional test of the potable-water ice protection (Ref. TASK 30-73-00-720-001).
 5. Close-up
________
 Subtask 30-73-17-410-050

 A. Close Access
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Install the panel 131HW.

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

 (4)
 Close the FWD cargo-compartment door 825 (Ref. TASK 52-30-00-860-002).

 (5) Remove the access platform(s).
 Subtask 30-73-17-862-050

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

 SENSOR (10DW) - REMOVAL/INSTALLATION
____________________________________ TASK 30-73-17-000-002 Removal of the Potable-Water De-icing Sensor (10DW)
 1.
 Reason for the Job

__________________
 Self Explanatory

 2.
 Job Set-up Information

______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific blanking caps
 No specific circuit breaker(s) safety clip(s)
 No specific access platform 2 m (6 ft. 7 in.)

 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-42-00-861-001  Energize the Ground Service Network from the External Power 52-30-00-860-001 Open the FWD or AFT Cargo-Compartment Door with the Yellow Electric Pump 30-73-17-991-002 Fig. 401
 3. Job Set-up
__________ Subtask 30-73-17-861-051
 A. Energize the ground service network
 (Ref. TASK 24-42-00-861-001).

R 1EFF : 151-199, 401-499, 1 30-73-17Page 401 1 1 Config-2 Aug 01/05 1 1 1CES 1 Subtask 30-73-17-865-053

 B. Open, safety and tag this(these) circuit breaker(s): -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------

R  C/B NOT APPLICABLE Subtask 30-73-17-010-052
 C. Get Access
 (1)
 Put the 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 131HW.

 4. Procedure
_________
 (Ref. Fig. 401/TASK 30-73-17-991-002)
　
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