Multiquip SP118 operation manual Troubleshooting SAW, Blade Troubleshooting

TROUBLESHOOTING (SAW)

NOTICE

Certain operations referred to in this troubleshooting section such as re-seating valves or replacing piston rings may require special tools and must be performed by trained and competent personnel.

Table 7. Blade Troubleshooting

Symptom	Possible Problem	Solution
		Consult dealer or Multiquip for correct blade.
	Blade too hard for the material being cut?	Try cutting very soft material (sandstone,
		silica, brick, cinder block) to “redress” the
		blade.
	Engine torque diminished because of loose	Tighten and/or replace V-belts.
	V-belt?
Blade slows or stops cutting.	Insufficient engine power?	Check throttle setting. Check engine
		horsepower.
		Check that the blade is properly oriented
	Improper direction of rotation?	and rotational arrow points in a down-cutting
		direction.
	Blade is slipping on the bladeshaft?	Check that the blade and flange pins are
		properly installed on the bladeshaft.
	Blade being used on misaligned saw?	Check bladeshaft bearings and alignment
		integrity.
	Blade is excessively hard for the material	Check specification of the blade with
		the material being cut. Consult dealer or
	being cut?
		Multiquip for information.
Blade does not cut straight and/or true.	Blade being used at improper RPM?	Ensure blade surface feet per minute speed
		(SFPM) is approximately 6,000.
	Blade improperly mounted on arbor	Ensure blade is proerly affixed on the
	shoulders and flanges?	bladeshaft.
	Excessive force applied to blade while	DO NOT force the blade in the cut. Apply a
	cutting?	slow and steady pace when sawing.
		Consult dealer or Multiquip for correct blade.
	Blade too hard for the material being cut?	Try cutting very soft material (sandstone,
		silica, brick, cinder block) to “redress” the
		blade.
	Blade improperly mounted on arbor	Ensure blade is proerly affixed on the
	shoulders and flanges?	bladeshaft.
Blade discoloring, crackling and/or wearing	Blade not receiving enough cooling water?	Ensure proper flow and volume of water is
		provided for wet cutting blades.
excessively.
	Arbor hole out of round?	Ensure blade is properly affixed on the
		bladeshaft.
	Incorrect blade chosen for material being	Check specification of the blade with
		the material being cut. Consult dealer or
	cut?
		Multiquip for information.
	Excessive force applied to blade while	DO NOT force the blade in the cut. Apply a
	cutting?	slow and steady pace when sawing.

SP118 Pavement Saw • operation manual — rev. #1 (05/03/12) — page 35