17
Before
Medium
Wrecker
DRIVER
WARNING
• Vehicle will become charged
with electricity if crane con-
tacts or breaks high-voltage
wire. Do not leave vehicle
while high-voltage lines are in
contact with crane or vehicle.
Failure to do this will result in
injury or death. Signal nearby
personnel to have electrical
power turned off.
• Wear hand protection when
handling cable. Do not handle
cable with bare hands. Broken
wires will cause injury.
a.
While operating crane, check
filter (6) on front of crane oil reser-
voir (5). Filter indicator (7) should
point to “clean”.
2-51
ITEM
NO.
INTERVAL
ITEM TO
CHECK/
SERVICE
NOT FULLY
MISSION
CAPABLE IF:
TM 9-2320-272-10
LOCATION
CREWMEMBER
PROCEDURE
Table 2-3. Preventive Maintenance Checks and Services for Models M939/A1/A2 (Contd).