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OM773LW3 11/20
27
Troubleshooting
ENGINE
PROBLEM
POSSIBLE CAUSE
RECOMMENDATION(S)
Below Normal Engine
Temperature
Thermostats not working properly • Check thermostats.
Temperature gauge
• Check water temperature with thermometer.
not working properly
Low Oil Pressure
Low oil level
• Fill crankcase to proper level.
Clogged filter and strainer or
• Repair or replace
worn bearings and oil pump
Improper type of oil
• Drain and fill crankcase with correct oil.
Partially plugged oil filter
• Replace filter.
High Oil Consumption
Break-in period
• Oil consumption decreases after break in.
Crankcase oil too light
• Use proper viscosity oil.
Oil leaks
• Check for leaks in lines around gaskets
and drain plug.
Engine Emits Black
Clogged or dirty air cleaner
• Service air cleaner.
or Gray Exhaust Smoke
Defective muffler
• Have dealer check back pressure.
(back pressure too high)
Improper fuel
• Use correct fuel for temperature.
Injection nozzles dirty
• Contact your dealer.
Engine timing off
• Contact your dealer.
Engine Emits
Improper fuel
• Use correct fuel for temperature.
White Smoke
Cold engine
• Warm up engine to normal operating
temperature.
Defective thermostat
• Remove and check thermostat.
Engine timing off
• Contact your dealer.
If you cannot correct problems with these procedures, see your
Northern Lights
dealer.
Содержание Lugger M773LW3
Страница 1: ...OPERATOR S MANUAL OPERATOR S MANUAL OM773LW3 For Model M773LW3 and M773LW3G www northern lights com...
Страница 11: ...OM773LW3 11 20 9 Notes...
Страница 31: ...OM773LW3 11 20 29 Troubleshooting Notes...
Страница 37: ...OM773LW3 11 20 35 DC Wiring Diagrams Updated 10 8 20 DC Wiring Diagram M773LW 12 VDC Isolated Ground B 10835D...
Страница 45: ...OM773LW3 11 20 43 Panel Wiring Diagram S 1 Panel B Deutsch A 12798B Updated 8 22 19 Panel Wiring Diagrams...
Страница 46: ...OM773LW3 11 20 44 Panel Wiring Diagrams Panel Wiring Diagram S 1B Panel B A 12791C Updated 8 22 19...
Страница 57: ......