TM 1-1730-232-13&P
SECTION IV OPERATION UNDER UNUSUAL CONDITIONS
2-15. GENERAL INFORMATION FOR UNUSUAL OPERATION.
This section contains instructions for safely operating the Ground Handling Wheels Assembly under unusual conditions
Special care must be taken to keep the Ground Handling Wheels Assembly operational in extreme temperatures and
other environmental conditions. The instructions presented In this section include operation in dust or sand, snow or
mud, salt air or sea spray, and emergency conditions.
2-16. OPERATION IN DUSTY OR SANDY AREAS OR EXTREME DRY HEAT.
Operation of the Ground Handling Wheels Assembly in dust, sand, or extremely dry heat is as follows:
a.
Protection. Place a protective cover over the assembly when not in use, to prevent dust or sand from getting
into the assembly.
b.
Lubrication. Wipe clean, and properly lubricate the hydraulic rams clevis, hydraulic pump handle pivot pins,
hydraulic pump piston assembly, and axles more often.
c.
Fluid Change. Change hydraulic fluid more often and maintain the proper hydraulic fluid level.
d.
Notification and Authorization. Notify your supervisor for authorization before lubricating or changing fluid
more frequently than normal.
2-17. OPERATION IN EXTREME COLD, SNOW, OR MUD.
Operation of the Ground Handling Wheels Assembly in snow, mud, or extreme cold is as follows:
a.
Protection. Place a protective cover over the assembly when not in use, to prevent snow or mud from getting
into the assembly.
b.
Lubrication. Wipe clean, and properly lubricate the hydraulic rams clevis, hydraulic pump handle pivot pins,
hydraulic pump piston assembly, and axles more often.
c.
Fluid Change. Change hydraulic fluid more often and maintain the proper hydraulic fluid level.
d.
Notification and Authorization. Notify your supervisor for authorization before lubricating or changing fluid
more frequently than normal.
2-18. OPERATION IN SALT AIR OR SEA SPRAY.
Operation of the Ground Handling Wheels Assembly in salt air or sea spray is as follows:
a.
Corrosion. Operations in salt air and sea spray can be damaging to the unit due to corrosive effects of
saltwater. The wheels should be removed and inspected more often.
Be particularly aware of the potential for rust.
b.
Contamination. Check regularly for water in the hydraulic fluid.
2-16
