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OPERATION
If water supply is interrupted, stop cutting immediate-
ly. Damage to Diamond Blade (H) could occur.
• Lower Diamond Blade (H) into the cut by slowly turning
Blade Depth Control (EE) COUNTER-CLOCKWISE.
• When desired depth of cut is reached, push Blade Depth
Stop (FF) down to lock it to Blade Depth Control (EE) (if
desired).
• Make sure Travel Speed Lever (QQ) is near the “Stop”
position, then move Transmission Engagement Lever
(PP) forward to “Engaged” position.
• Push Travel Speed Lever (QQ) forward until desired
travel speed is achieved. Watch Diamond Blade (H) and
Guide Wheel (B) carefully to assure that machine stays on
cutting line, and that Diamond Blade (H) does not rise out
of cutting path.
• When cut is complete, push Travel Speed Lever (QQ)
backward until travel stops.
• Dis-engage Blade Depth Stop (FF).
• Raise Diamond Blade (H) out of cut by slowly turning
Blade Depth Control (EE) CLOCKWISE.
• Close Water Control Valve (KK).
•Move Transmission Engagement Lever (PP) rearward to
“Dis-engaged” position.
• Turn engine to “0” (OFF) position using the Engine Start
Switch (DD).
Extended Periods of Non-Operation (Two
Weeks or Greater):
FS 520 / FS 524: Remove Fuel in Engine:
• If the machine is not expected to be operated within two
weeks the fuel should be removed from the engine. The
following procedure can be used:
1. Open Batter Access Panel (Access Panel not
shown in diagram for clarity).
2. Close engine Fuel Shut-Off Valve (SS). Turn
clockwise to close.
3. Removed Blade and clear area of persons not
involved in this work.
4. Start engine and run at full speed until engine dies
because of fuel starvation.
For EMERGENCY STOP of machine,
press down EMERGENCY STOP
SWITCH (AA).
NOTICE
If an urgent situation arises during cutting opera-
tions STOP machine immediately using Emergency
Stop Switch (AA).
NOTICE
Failure to drain fuel from engine during extended non-
operation periods could cause old fuel to clog carbura-
tor. Addtional engine maintainance may result.
Remove Fuel from Fuel Tank:
• If the machine is not expected to be operated within four
or more weeks fuel should be removed from fuel tank.
See engine operation manual for information and safety
warnings..
WARNING!
Gasoline is highly ammable and explosive, and you
can be burned or seriously injured when handling fuel.
• Stop engine and keep heat, sparks, and ame away.
• Refuel only outdoors.
• Wipe up spills immediately.