Operation; Starting; Selection Of The Cutting Disc - NTC RZ 122 Operation Manual

Asphalt and concrete cutters
4.

OPERATION

4.1. Starting

4.1.1. Gasoline Engines HONDA
1. Turn the fuel tap into the ON position.
2. Turn on the electric switch of ignition.
3. Engage the choke („CHOKE"). Do not use it
at warm engine or at high ambient
temperature.
4. Adjust the throttle control lever to idle
(turtle image)
4.2. Operation

4.2.1. Selection of the Cutting Disc

For safe and efficient operation, right selection
of the cutting disc is highly important. Choose a
high-quality diamond
appropriate type depending on the material to be
cut (asphalt, concrete).
Cutting discs of most suppliers are divided in
quality categories
page 14
cutting disc and
(standard/profi etc.),
5. Pull out the starter grip slowly till some
resistance is felt, then pull vehemently. Do
not release the grip, but return it slowly into
the original position.
6. Let the engine to warm up, then disengage
the choke.
7. Let the engine to run at idle for a while
before loading.
8. For cutting, shift the throttle control lever to
fully open position.
DANGER!
The spindle and the cutting disc begins to
rotate immediately.
revolving disc would not cause any danger
for the bystanders. Have the disc cover closed
before starting.
By operating HONDA engines obey the
instructions of the HONDA engine manual.
sometimes also according to length and height
of the diamond segments, spacing, etc.
Cutting disc diameter is to be selected according
to the type of the machine; if possible, choose
always the maximal allowed diameter (RZ 122
350 mm, RZ 172 450 mm, RZ 202 520 mm).
The spindle speed is adjusted for this size to
keep optimal circumferential cutting speed of
the
Operation manual
Be sure that the
disc.
issued