-make sure that the CARGO COMP LT switch 6LU is set to ON.
(2)
FOR 333DW
-make sure that the partition 131PW is removed (Ref. TASK 25-54-12-000-001).
(3)
FOR 334DW
-in the cabin, make sure that the LH passenger seats between FR36 and FR47 are removed (Ref. TASK 25-21-41-000-001).
-
make sure that the textile floor covering between FR36 and FR47 is removed (Ref. TASK 25-28-41-000-001).
-
make sure that the cabin floor panels 241FF and 241KF are removed (Ref. TASK 53-32-12-000-002).
Subtask 30-73-55-865-051
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL SERVICE IDENT. LOCATION -------------------------------------------------------------------------------FOR 3DW. 2000VU POT/WASTE WIP - HEATER LINE 1DW A02 2000VU POT/WASTE WIP - HEATER CTL 2DW A01
4. Procedure
_________
(Ref. Fig. 401/TASK 30-73-55-991-001) Subtask 30-73-55-140-050
A. Preparation of component WARNING : OBEY THE MANUFACTURER'S INSTRUCTIONS WHEN YOU USE THE SPECIAL
_______
MATERIAL.
THIS MATERIAL IS DANGEROUS.
(1) Clean the potable-water 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. Subtask 30-73-55-420-050
B. Installation of a Heating Element (Example)
(1)
Put the heater element (6) in position on the wastewater line (5). NOTE : Do not bend the heater element in the Y-axis. The minimum
____ bending radius in the X-axis is 25 mm (0.9842 in.).
(2)
Install the BONDING AND ADHESIVE COMPOUNDS (Material No. 08-053) ( ) in a ring-shape to attach the heater element (6) on the wastewater line (5).
NOTE : Make sure that the heater element (6) is correctly installed
____
on the wastewater line (5).
(3)
Saftey both ends of the BONDING AND ADHESIVE COMPOUNDS (Material No. 08-053) with cable ties as an alternative to the shrinkable sleeve (9).
(4)
Connect the electrical connections (2) with the insertion-removal tool M15.570-16.
NOTE : Connect the electrical wires as identified during the removal
____
procedure.
(5)
If removed, install the related temperature sensor.
(6)
Install the insulation (7) carefully on the wastewater line (5) and safety it with the burr sleeves (1).
NOTE : Make sure that the electrical connections (2) are free of the
____
insulation (7).
(7)
Install the insulation sleeve (4).
(8)
Attach the identification and warning lables and the electrical wires of the heater element (6) with the cable ties.
NOTE : Do not damage the insulation (7) with the cable ties.
____
Subtask 30-73-55-865-052
C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):
(1) For FWD Potable - Water Heater Elements:
FOR 3DW
1DW, 2DW
5. Close-up
________
Subtask 30-73-55-740-050
A. Do the functional test of the potable-water ice-protection system
(Ref. TASK 30-73-00-720-001).
Subtask 30-73-55-410-050
B. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
FOR 334DW
-
install the cabin floor panels 241FF, 241KF (Ref. TASK 53-32-12-400-002).
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