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FIGURE 2
2A. BLADE SHAFT BOLT: Use to clamp DIAMOND
BLADE (2E) between the inner and outer ange.
Right side of saw has left hand threads. Left side
of saw has right hand threads.
2B. OUTER FLANGE: Use to hold DIAMOND BLADE (2E)
in position.
2C. OUTER FLANGE ARBOR: Use to support the
DIAMOND BLADE (2E).
2D. LOCKING PIN: Use to prevent the diamond blade
from rotating on the shaft during operation.
2E. DIAMOND BLADE: Used as the cutting tool for
concrete and asphalt surfaces.
2F. INNER FLANGE: Inside support used to hold
DIAMOND BLADE (2E) in position.
2G. BLADE GUARD NOSE LATCH: Use to latch the
front part of blade guard down.
2H. BLADE GUARD FRONT: Front part of the
blade guard.
2I. BLADESHAFT: Supports Blade Flanges and
blade.
2J. BLADE SHAFT WRENCH: Used to remove BLADE
SHAFT BOLT (2A). For a 36” (900mm) blade guard
the BLADE SHAFT WRENCH is used to pivot the
BLADE GUARD SPADE LATCH (2L) to the open
position, then the blade guard is removed.
2K. WIRE LANYARD: Pull wire so blade guard latch
pivots to allow removal of blade guard (Not avail-
able for CE marked European models with a 36”,
or 900mm Blade Guard).
1200 RPM or less. Blade drive is engaged when
the BLADE CLUTCH SWITCH (1V) is in the
“1” (ON) position. To disengage the blade drive,
put the BLADE CLUTCH SWITCH (1V) in the “0”
(OFF) position.
1W. OIL PRESSURE LIGHT: Lights up when engine oil
pressure is low & when key is on with engine off.
1X. AIR BLEED BOLT: Located on Oil / Water
Separator. Used to remove air from fuel lines.
See Yanmar Engine Operation Manual for
details about the AIR BLEED BOLT, and the
OIL / WATER SEPARATOR.
1Y. RADIATOR COOLANT OVERFLOW BOTTLE:
Recovers radiator coolant when engine is hot.
Should be 1/4 full when engine is off and cool.
1Z. TACHOMETER SELECT SWITCH: Can be set
to indicate either engine speed (RPM, n/min), or
blade shaft speed (RPM, n/min). Set to upper
position to indicate engine speed, lower position to
indicate blade shaft speed. Standard equipment
on machines equipped with three-speed gearbox,
optional for all others.
WARNING: Take Notice of TACHOMETER
SELECT SWITCH (1Z) position! Tachometer
can indicate Blade Speed or Engine Speed.
Serious injury can occur to the operator or
people in the work area if the rotational speed
(n/min) of the DIAMOND BLADE (2E) exceeds
the maximum speed (n/min) marked on the
DIAMOND BLADE (2E).
1AA. REAR COVER: Remove only for service of
machine. To remove, rotate GUARD LATCHES
(1EE) 270 degrees in a Counter-Clock-Wise
direction. Replace before starting engine. Is not a
safety guard, but controls air ow through machine
for proper engine performance.
1BB. STOP POSITION: The saw will stop travel
movement when speed control lever (1O) is in this
position. Engine will not start unless Speed Control
Lever (1O) is in STOP position.
1CC. MANUAL AXLE ADJUSTMENT (Front Pivot-
Manual Tracking Model Only): Turn bolt to adjust
rear drive axle. Rotating it to the right (CW) makes
saw drive to the right. Left (CCW) makes saw drive
to the left.
1DD. RADIATOR AIR FILTER ELEMENT: Must be in
place or engine damage will occur. Clean Filter as
required, or every 50 hours.
1EE. GUARD LATCH: Used to secure Guards, Shields,
and REAR COVER (1AA) in position. To remove
REAR COVER (1AA), rotate the latches 270
degrees in a Counter-Clock-Wise direction. A
slotted model of this latch is used to secure the side
guards (4 latches per side), to remove side guards,
use a tool, such as a screw driver, to rotate latches
270 degrees.