Table 2-4. Preventive Maintenance Checks and Services for Handling Equipment (Continued)
Q - Quarterly
S - Semiannually
A - Annually
CHECK FOR AND HAVE
IS NOT READY/
REPAIRED OR ADJUSTED
B D A D W M Q S A
h. Check all slings used to hoist workboat
Slings have bro-
for broken or frayed wires, smooth or
ken or frayed
worn spots, and corrosion. Remove
slings with broken or frayed wires from
service immediately. Inspect smooth or
worn spots to determine cause of condi-
tion and take corrective action. If no fur-
ther maintenance is required, coat the
spots with a thin coat of oil, remove cor-
rosion, and treat as appropriate.
While crane is folded, check hydraulic
fluid level. Level should be between min-
imum and maximum.
Remove and clean oil filter located at the
base of the crane.
k. Remove and clean filter mounted on the
suction way. Remove the cartridge,
wash with suitable solvent, and dry with
low pressure compressed air.
With grease gun, grease all joints.
m. Lubricate all jointed lever rods.
n. Clean components as necessary.
o. Remove rust, corrosion, and worn or
chipped paint by wire brushing, chip-
ping, or scraping. Immediately paint
cleaned area with zinc chromate paint
and finish to match surrounding area
according to TM 43-0144.
p. Replace oil filter element.
q. Clean the air filter in the oil filter cap.
Drain and replace the hydraulic oil.
s. Request annual proof testing of bow
crane and allied slings and lifting devices.
Test in accordance with TM 43-0142.
Record and maintain certification of all