Cold Weather Operation; Hot Weather Operation - DeWalt D51856 Original Instructions Manual

EN GLI SH
ASSEMBLY
Hanger (fi g. 1)
A recessed threaded hole (M8 x 15 mm) is provided
in the top cap (g) to accomodate a holder.
Remove the hole cover (h) to access the hanger hole
(i) which enables the nailer to hang from a belt or
from a rafter hook.
WARNING: Prior to assembly and
adjustment, ALWAYS unplug the tool.
Air Fitting (fi g. 1)
These tools have a standard 3/8" pipe thread for
the air fitting (b). The tool is assembled with a 3/8"
to 1/4" adapter installed in the end cap.
• Wrap the male end of the fitting with Teflon tape
to prevent air leaks.
• To install a 1/4" fitting, screw the fitting into the
3/8" to 1/4" adapter in the end cap and tighten
firmly.
• To install a 3/8" fitting, remove the 3/8" to 1/4"
adapter, if present. Screw the fitting into the end
cap and tighten firmly.
OPERATION
Instructions for Use
WARNING: ALWAYS observe the
safety instructions and applicable
regulations. Place workpiece safely.
Proper Hand Position (fi g. 4)
WARNING: To reduce the risk of
serious personal injury, ALWAYS use
proper hand position as shown.
WARNING: To reduce the risk of
serious personal injury, ALWAYS hold
securely in anticipation of a sudden
reaction.
Proper hand position requires one hand on the main
handle (m), with the other hand on the top cap (g).
Preparing the Tool (fi g. 2)
• Drain all condensation from the air compressor
tanks and hoses.
• Lubricate the tool. See Maintenance.
• Remove all nails from the magazine.
• Lock the nail pusher (j) in the back position.
• Check if the contact trip (d) and nail pusher (j)
can move freely.
24
WARNING: Do not use the tool if the
contact trip or nail pusher cannot move
freely.
WARNING: Avoid the same work
position or stance for long periods of
time, e.g., over head. Avoid long work
periods without enough rest time.
• Check that the pressure of the air supply is
below the maximum recommended operating
pressure.
• Connect the air hose to the fitting on the tool.
• Check for audible leaks around valves and
gaskets.
• Set the air pressure to the minimum
recommended operating pressure.
WARNING: NEVER use a tool that
leaks or has damaged parts.
WARNING: DO NOT connect to air
supply unless the tool preparation is
completed.

Cold Weather Operation

When operating tools at temperatures below freezing:
• Keep the tool as warm as possible before use.
• Disconnect the airline from the tool.
• Put 10 to 15 drops of D
E
oil (or winter-weight pneumatic oil containing
ethylene glycol) into the air inlet.
• Set the air pressure to a maximum of 5.5 bar.
• Connect the air hose to the fitting on the tool.
• Load nails into the magazine as described
below.
• Actuate the tool 5 or 6 times into scrap lumber
to lubricate the o-rings.
• Increase the air pressure to the normal
operating level.
• Use the tool in the normal manner.

Hot Weather Operation

The tool should operate normally. Avoid the heat of
direct sunlight to avoid damage to the bumpers,
o-rings, and other rubber parts.
Loading the Tool (fi g. 2)
WARNING: ALWAYS disconnect the
tool from the air supply before loading
fasteners.
WALT pneumatic tool