NPK GH7 - Mounting to the Carrier; Removal from the Carrier

NPK
- 14 -
MOUNTING INSTALLATION
MOUNTING TO THE CARRIER
REMOVAL FROM THE CARRIER
1. Close pressure and return line
shut-off valves (k4).
2. Disconnect the hammer whip
hoses (AO) before laying the
hammer down. Avoid getting
hydraulic oil on rubber mounts
(AD). Flush with water if
necessary.
3. Cap (AR) the pressure and return
lines on the carrier and connect
the hammer whip hoses (AO) to
the hammer bracket, as shown.
4. Position the hammer (KK)
horizontal on wood blocks (t20)
and remove the boom pins.
1. Place the hammer horizontal on
wood blocks (t20), as shown.
2. Align the boom pin holes. Install
the stick pin (m1) before the
cylinder link pin (m2).
3. Clean away any dirt found on the
hose connections and connect
hoses. Pressure line is on left,
return line on right side of boom.
4. Open shut-off valves (k4).
The hydraulic lines must be handled carefully and sealed to
prevent contamination from entering the hammer or the carrier
h
y
draulic s
y
stem.
The tool end of the hammer should be set lower than the head
end to prevent moisture from entering the hammer through the
tool area.