This task covers:
f. Follow-on Maintenance
Tools and Special Tools
Pan, Drain, 4-Gallon (MIL-P-45189)
Tool Kit, General Mechanic's: Automotive
Wrench, Combination, 1 1/4 in. (GGG-W-636)
Wheels chocked (TM 9-2320-279-10)
Adhesive-Sealant, Silicone, RTV (Item 6,
Engine turned off (TM 9-2320-279-10)
Special Environmental Conditions
Cleanliness is extremely important when working
Tag, Identification (as required) (Item 23,
on hydraulic equipment. Clean all parts before
disassembly and work in a clean work area.
Steps 1 through 3 are to relieve main frame cylinder pressure. Main frame
cylinder should rotate freely when pressure is relieved.
It may take two to three minutes before pressure is relieved.
(1) Turn engine switch (1) to ON position.
(2) Turn light control switch (2) to STOP LIGHT position.
(3) Turn LHS MODE SELECT switch (3) to no. 1 (AUTO) position.
If hook arm and/or main frame are above proximity switch(es), it will be
necessary to hold a metal object in front of switch(es) to relieve pressure.
(4) After pressure is relieved, turn LHS MODE SELECT switch (3), light control switch (2) and engine
switch (1) to OFF position.