Multiquip WM120PM, WM120SM manual WM-120P/S -TROUBLESHOOTING ENGINE/MIXER

WM-120P/S —TROUBLESHOOTING (ENGINE/MIXER)

TABLE 3. ENGINE TROUBLESHOOTING (CONTINUED)

SYMPTOM	POSSIBLE PROBLEM	SOLUTION
Insufficient power output	Malfunction in cooling fan?	Check or replace cooling fan.
"compression" and overheats	Air in-take filter clogged?	Clean or replace air in-take filter.
	Over accumulation of exhaust	Clean and check valves.
Burns to much fuel	products?	Check muffler, replace if necessary.
	Wrong spark plug?	Replace spark plug with manufactures suggested type spark plug.
	Lubricating oil is wrong	Replace lubricating oil with correct viscosity.
Exhaust color is continiously	viscosity?
"WHITE"	Worn rings?	Replace rings
	Air cleanner clogged?	Clean or replace air cleaner.
	Choke valve has not been set	Adjust choke valve to the correct position.
Exhaust color is continiously	to the correct position?
"BLACK"	Carburetor defective, seal on	Replace carburetor or seal.
	carburetor broken?
	Poor carburetor adjustment	Adjust carburetor.
	"engine runs too rich?

TABLE 4. MIXER TROUBLESHOOTING

SYMPTOM	POSSIBLE PROBLEM	SOLUTION
	Broken connector pin?	Replace connector pin. Use P/N 963157 when ordering.
Blades will not rotate.
	Defective or mis-adjusted clutch?	Adjust or replace clutch.
Material leaking from drum	Worn or defective paddle shaft	Adjust or replace seals.
ends.	seals?
	Malfunction in air-cleaner system,	Clean or replace air filter.
	air filter clogged?
Drum difficult to discharge (tilt)	Defective or worn drum support	Apply grease to bracket or replace.
	brackets?
	Blades adjusted too tight.	Adjust blades until they almost touch side walls of drum.

WM120PM/SM — OPERATION AND PARTS MANUAL — REV. #7 (09/15/11) — PAGE 21