Manitowoc 999 Service And Maintenance Manual page 243

999 SERVICE/MAINTENANCE MANUAL
Check coolant level and quality.
Ok
Check fan belt for excessive wear.
Ok
Check if radiator is plugged.
Ok
Does Engine Water Temperature gauge in
overhead panel indicate a high temperature?
Yes
Check temperature sender.
(See Test 2.)
Ok
See engine manual.
Manitowoc
Problem 5
Engine fault alerts enable during engine operation.
POSSIBLE CAUSES
High engine coolant temperature or low engine oil pressure.
High Engine Temperature
Not Ok
Add or replace
coolant.
Not Ok
Adjust or replace fan belt.
Not Ok
Clean or repair radiator.
No
See engine manual.
Published 05-16-17, Control # 233-03
Low Oil Pressure
Check engine oil level at dipstick.
Ok
Does Engine Oil Temperature gauge in
overhead panel indicate a high temperature?
Yes
Check pressure sender.
(See Test 3.)
Ok
See engine manual.
TROUBLESHOOTING
Not Ok
Check for leaks
before adding oil.
No
See engine manual.
10-7
10