L'HOTELLIER
COMPONENT MAINTENANCE MANUAL
12589-( )
PRINTED IN FRANCE
26-20-50
Page 7010
APR 01/11
(3)
Do steps (1) and (2) until the nitrogen is absorbed and the container pressure becomes
stable.
NOTE :
The container pressure is stable when the indication on the fill pressure gauge
does not change when you shake the container.
(4)
Close valves C and F when the fill gauge shows the correct pressure.
(5)
Close the fill plug and tighten it to a torque of 1 mdaN (88 lbf.in) with wrench
adapter 751934
S.
Close-out the fill procedure as follows:
(1)
Open valves C, D, and E to remove the pressure from the manifold and hoses.
(2)
After the pressure is removed, remove the lockpin handle from the charging adapter.
(3)
Remove the charging adapter from the fill plug.
(4)
Remove the container from the recharge kit setup.
TASK 26-20-50-410-806-A01
9. Leak
Test
A.
24 hours after container fill, do the leak test before you weld the fill plug. Refer to TESTING AND
FAULT ISOLATION section.
TASK 26-20-50-410-807-A01
10.
Weld Fill Plug to Fill Fitting
NOTE : Before you weld the fill plug to the fill fitting, make sure the weight of the charged container
is in the permitted limits specified in DESCRIPTION AND OPERATION section, Table 1.
A.
Clean the weld area of the fill plug and fill fitting with alcohol to remove all oil, grease and
other contamination.
B.
Weld the fill plug to the fill fitting with a tungsten inert gas (TIG) welder. Use the straight fusion
procedure. Fuse the edge of the joint all around. Be careful not to fuse too far into the metal.
Do not use filler wire.
NOTE :
Do not operate the welder at more than 25 amps.
C.
Remove weld discolorations with a stainless steel wire brush
WARNING : ALCOHOL IS FLAMMABLE AND POISONOUS. KEEP AWAY FROM
OPEN
FLAME. WEAR GLOVES AND EYE PROTECTION TO PREVENT
INJURY.
DO NOT DRINK THE ALCOHOL
D.
Clean the burst disc of the fill-and-safety fitting with alcohol
E.
Dry the burst disc with clean, dry air or nitrogen at a maximum pressure of 30 psig (207kPa)
F.
Do steps D. and E. again
The document reference is online, please check the correspondence between the online documentation and the printed version.