Adjusting The Nailing Depth - Hitachi NR90AF - Framing Nailer, Offset Instruction And Safety Manual

2 Pull the trigger with the Nailer off the workpiece.
3 Depress the push lever against the workpiece to
drive a nail.
4 Move the Nailer along the workpiece with a
bouncing motion.
Each depression of the push lever will drive a nail.
As soon as the desired number of nails have been
driven, remove finger from the trigger.
1 Downward position
Previously pull the trigger
2
4
Push lever
WARNING
Keep your finger off the trigger except during
fastening operation, because serious injury could
result if the push lever accidentally contacts you
or others in work area.
Keep hands and body away from the discharge
area. This Hitachi nailer may bounce from the
recoil of driving a fastener and unwanted
subsequent fastener may be driven, possibly
causing injury.
Some types of loaded nails can spark out of the
muzzle during a nail driving operation. Exericise
caution!
NOTE:
If all warnings and instructions are followed, safe
operation is possible with all two systems: SINGLE
ACTUATION MECHANISM and CONTACT ACTUATION
MECHANISM.
Always handle nails and package carefully. If nails are
dropped, collating plastic may be broken.
After nailing:
Switching device
— 15 —
1) disconnect air hose from the Nailer;
2) remove all nails from the Nailer;
3) supply 5 – 10 drops of Hitachi pneumatic tool
lubricant into the air plug on the Nailer; and
4) open the petcock on the air compressor tank to
drain any moisture.

ADJUSTING THE NAILING DEPTH

To assure that each nail penetrates to the same depth, be
sure that:
1) the air pressure to the Nailer remains constant
(requlator is installed and working properly), and
2) the Nailer is always held firmly against the workpiece.
If nails are driven too deep or shallow into the workpiece,
adjust the nailing in the following order.
1 DISCONNECT AIR HOSE FROM NAILER.
Adjuster
15
2 If nails are driven too deep, turn the adjuster to the
shallow side.
Adjustments are in half-turn increments.
Turn adjuster
2
Too deep
If nails are driven too shallow, turn the adjuster to the
deep side.
Turn adjuster
2
Too shallow
3 Stop turning the adjuster when a suitable position is
reached for a nailing test.
4 Connect the air hose.
ALWAYS WEAR EYE PROTECTOR.
Perform a nailing test.
5 DISCONNECT AIR HOSE FROM NAILER.
6 Choose a suitable position for the adjuster.
English
Disconnect air hose
Flush
Flush