TM 5-4220-227-14
5-11. Skid Assembly, Chamber.
This task covers:
Replace
INITIAL SETUP :
Tools
Equipment Condition
General Mechanic's Tool Kit
Chamber shut down (para. 2-15) and disconnected
(NSN 5180-00-177-7033)
from air supply.
02 K bottles and manifold disconnected (para. 4-49).
Materials/Parts
Heater/chiller disconnected (para. 4-28).
External electrical power disconnected (para. 4-36).
Skid
Replace. (figure 5-8)
WARNING
Use two outer lifting brackets or two inner lifting brackets because of chamber center of
gravity. Do NOT use one inner and one outer bracket to lift chamber.
(1) Connect the sling (1) to lifting device suitable for lifting over 3,000 lbs. and position crane directly over the
chamber.
(2) Connect sling legs to chamber lifting eyes (3).
(3) Lift chamber only enough to take the chamber weight off the mounting hardware.
(4) Remove sixteen nuts (4), thirty two washers (5), ground wire (6), and sixteen screws (7) that secure chamber (8)
to skid (9).
(5) Lift the chamber high enough to remove skid. Remove skid.
(6) Position the skid on the floor. Note that the fork lift channels (10) are positioned closer to one end of the skid in
order to balance the chamber on the fork lift. Place this "short" end under the manway door end of the chamber.
(7) Lower chamber only far enough to align holes and insert sixteen screws (7), ground wire (6), and washers (5).
(8) Install sixteen washers (5) and nuts (4). Torque nuts per appendix F.
(9) Lower boom and disconnect sling (1) from lifting eyes (3) and remove lifting device.
5-20
