TM5-3810-307-10
Table H-6. Operator's Preventive Maintenance Checks and Services (PMCS) (Continued)
B Before Operation
A After Operation
Interval
D During Operation
W Weekly
No.
BDAW
Item to be Inspected
Procedure
Service the Impact
g.
Remove the protective cap from the fuel
1.
X
Hammer (Continued)
tank fill line and quick connect fitting labeled
"FUEL" that is located at the bottom of the
lower cylinder. Attach the hose of the
ground fueling hand pump to the fuel tank fill
line and quick connect fitting (FUEL) on the
impact hammer. Place the ground fueling
hand pump in an external JP-8 or No. 2
diesel fuel source. Manually pump fuel into
the impact hammer fuel tank. Observe the
fuel tank plug/vent valves for evidence that
the fuel tank is full. Disconnect the hose of
the ground fueling hand pump and reinstall
the protective cap.
h. Remove the protective cap from the oil tank
fill line and quick connect fitting labeled
"OIL" that is located at the bottom of the
lower cylinder. Connect the ground oiling
hose and quick connect fitting to the ground
oiling hand pump and place the ground
oiling hand pump container cover on an oil
container filled with MIL-L-2104 15W40 oil.
Install the ground oiling hand pump in the
container cover. Connect the hose on the
ground oiling hand pump to the oil tank fill
line and quick connect fitting (OIL) on the
impact hammer. Manually pump oil to the
lubricating oil tank on the impact hammer.
Observe the oil tank plug/vent valve for
evidence that the lubricating oil tank is full.
Disconnect the oil supply line and reinstall
the protective cap.
NOTE
For temperatures below -20.0 F (-29 C),
arctic-grade MIL-L-46167 0W40 oil should
be used.
i.
Bleed air from the fuel inlet line at each of
the two fuel injectors. Loosen and remove
the fuel injector fuel line and allow fuel to
flow into a suitable container until no
bubbles are noted. Reconnect the fuel
injector fuel line and tighten. Repeat for the
other fuel injector.
j.
Prime the oil feed line from the lubricating oil
tank by squeezing the oil pump inline
priming pump several times.
CAUTION
The full weight of the impact hammer must
be on a pile or on a pile adapter (square or
sheet) to distribute the grease properly.
H-56 Change 1
