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 30-71-17-991-003)
Subtask 30-71-17-020-053
A. Removal of the Sensor
(1)
Cut and discard the cable ties of the indentification and warning labels.
(2)
Remove the velcro tape (1) that attaches the sleeve (3) around the sensor.
(3)
Remove the sleeve (3) from around the clamp sensor assembly (6) and the clamp (2).
(4)
Disconnect the two wires of the clamp sensor assembly (6) from the terminal strip.
(5)
Put blanking caps on the disconnected electrical connectors.
(6)
On the waste water pipe, remove the screws (4) and (5) from the clamp sensor assembly (6) and the clamp (2).
Temperature Sensor
Figure 401/TASK 30-71-17-991-003
(7)
Remove the clamp (2).
(8)
Remove the clamp sensor assembly (6).
TASK 30-71-17-400-003
Installation of the Temperature Sensor (141DU)
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
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 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 52-30-00-860-001 Open the FWD or AFT Cargo-Compartment Door with the Yellow Electric Pump 52-30-00-860-002 Close the FWD or AFT Cargo-Compartment Door with the Yellow Electric Pump 30-71-17-991-003 Fig. 401
3. Job Set-up
__________
Subtask 30-71-17-860-053
A. Aircraft Maintenance Configuration
(1) Make sure that the ground service network is energized (Ref. TASK 24-42-00-861-001).
Subtask 30-71-17-865-060
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
R 2000VU POT/WASTE WIP HEATER LINE 1DW A02 R 2000VU POT/WASTE WIP HEATER CTL 2DW A01
Subtask 30-71-17-010-057
C. Get Access
(1)
Make sure that the access platform is in position at the FWD-cargo compartment-door 825.
(2)
Make sure that the FWD-cargo compartment-door 825 is open (Ref. TASK 52-30-00-860-001).
(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.
4. Procedure
_________
(Ref. Fig. 401/TASK 30-71-17-991-003)
Subtask 30-71-17-420-053
A. Installation of the Sensor
(1)
On the waste water pipe, install the clamp sensor assembly (6) and the clamp (2) with the screws (4) and (5).
(2)
Tighten the screws (4) and (5).
(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 clamp sensor assembly (6) to the terminal trip.
(6)
Install the sleeve (3) around the clamp sensor assembly (6).
(7)
Make sure that the sleeve (3) is correctly installed around the clamp
sensor assembly (6).
(8)
Install the velcro tape (1) to attach the sleeve (3) around the clamp sensor assembly (6).
(9) Install the new cable ties of the identification and warning labels. Subtask 30-71-17-865-061
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1DW, 2DW
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