(3)
On the service panel:
-turn the FILL/DRAIN handle to the PULL TO FILL position,
-then pull it out to the mechanical stop.
NOTE : The OVERFLOW VALVE OPEN light 6MP comes on.
____
(4)
If the OVERFLOW VALVE OPEN light 6MP does not come on,
-examine the position of the overflow valve 8MP.
(5)
Fill the Potable Water System
CAUTION : THE WATER PRESSURE MUST NOT BE MORE THAN 3.45 BARS (50.0
_______ PSI) A PRESSURE MORE THAN 3.45 BARS (50.0 PSI) CAN CAUSE DAMAGE.
CAUTION : THE "OVERFLOW VALVE OPEN" LIGHT 6MP ON THE SERVICE PANEL 2023VU MUST BE OFF WHEN THE OVERFLOW VALVE 8MP IS CLOSED.
(a) Operate the water service vehicle.
NOTE : The FILL/DRAIN handle will automatically return to the
____ NORMAL position when the TANK FULL light comes on.
-the OVERFLOW VALVE OPEN light 6MP goes off.
R 1EFF : 001-049, 051-099, 101-149, 201-299, 1 12-15-38Page 306 1 1 May 01/05 1 1 1CES 1 NOTE : If the tank is overfilled, water will flow from the TANK
____
OVERFLOW port.
1 If the OVERFLOW VALVE OPEN light 6MP does not go off,
_
-examine the overflow valve 8MP.
NOTE : If the tank is overfilled, water will flow from the
____ "TANK OVERFLOW" port.
2 Stop the water service vehicle.
_ 3 Disconnect the hose from the POTABLE WATER FILL AND DRAIN
_
port.
4 Clean and dry the service panel and the adjacent area.
_ 5 Visually examine the connections for leaks. Leaks are not
_
permitted.
6 Put the cap on the POTABLE WATER FILL AND DRAIN port.
_ NOTE : If the servicing is done in cold weather conditions,
____ the POTABLE WATER FILL AND DRAIN port should be left open as long as possible to drain the residual water from the fill and drain line.
R **ON A/C 151-199, 301-399, 401-499,
Subtask 12-15-38-613-050-B
A. Fill the Potable Water System CAUTION : THE WATER PRESSURE MUST NOT BE MORE THAN 3.45 BARS (50.0 PSI) A
_______ PRESSURE MORE THAN 3.45 BARS (50.0 PSI) CAN CAUSE DAMAGE.
(1)
Connect the fill hose of the CART - SERVICING, WATER, POTABLE to the POTABLE WATER FILL AND DRAIN port.
(2)
On the service panel:
-turn the FILL/OVERFLOW/DRAIN handle to the PULL TO FILL position
-then pull it out to the mechanical stop.
(3)
Operate the water service vehicle and fill the potable water tank until the quantity indicator shows the necessary quantity.
(4)
Push in the FILL/OVERFLOW/DRAIN handle and turn it to the NORMAL position.
NOTE : The FILL/OVERFLOW/DRAIN handle will automatically return to
____ the NORMAL position when the TANK FULL light comes on.
NOTE : If the tank is overfilled, water will flow from the "POTABLE
____
WATER OVERFLOW" port.
(a)
Stop the water service vehicle.
(b)
Disconnect the hose from the POTABLE WATER FILL AND DRAIN port.
(c)
Clean and dry the service panel and the adjacent area.
(d)
Visually examine the connections for leaks. Leaks are not permitted.
(e)
Put the cap on the POTABLE WATER FILL AND DRAIN port. NOTE : If the servicing is done in cold weather conditions, the
____ POTABLE WATER FILL AND DRAIN port should be left open as long as possible to drain the residual water from the fill and drain line.
**ON A/C ALL
5. Close-up
________ Subtask 12-15-38-410-050
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Close the access panel 171AL. NOTE : Make sure that the latches are correctly locked and that the
____ door makes a continuous surface with the skin of the aircraft.
(3)
Remove the access platform(s).
(4)
Remove the ground support and maintenance equipment, the special and standard tools and all other items.
1EFF : ALL 1 12-15-38Page 308 1 1 May 01/04R 1 1 1CES 1
Subtask 12-15-38-862-050
B. De-energize the ground service network (Ref. TASK 24-42-00-862-001).
1EFF : ALL 1 12-15-38Page 309 1 1 May 01/04R 1 1 1CES 1
TASK 12-15-38-613-002 Fill the Potable Water Tank System (Aircraft Electrical Power not Available) CAUTION : THE WATER PRESSURE MUST NOT BE MORE THAN 3.45 BARS (50.0 PSI) A
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