Maeda MC285C-3 - Engine

Section 5 – TROUBLESHOOTING Mini-Crawler Crane M A E D A
5-88 1/2019 MC285C-3
Engine
Problem
Major Cause(s)
Actions
Engine does not start when start
key is turned
Insufficient fuel
Check fuel level. See “Check / Add
Fuel” on page 5-21.
Insufficient battery charge
Charge the battery.
Insufficient compression
*Check and replace.
EMO Switch is in the ON
position
Move the switch to the OFF position.
Engine starts then stops
Insufficient oil
Fill with oil to the appropriate level. See
“Check / Add Engine Oil” on page 5-20.
See Causes and Actions for “Engine
does not start when start key is turned.”
Engine power low or power
gradually drops
Air cleaner element clogged
Replace air cleaner. See “Replace Air
Cleaner Element” on page 5-44.
Radiator fins clogged
Clean.
Insufficient compression
*Check and replace.
Engine water temperature monitor
turns on during operation
Insufficient cooling water
Check coolant level. See “Check / Add
Engine Coolant” on page 5-19.
Water leaking from cooling
line
*Check and repair.
Loose or broken fan belt
See engine operation manual to check,
adjust or change the belt.
Radiator fins clogged
Check and clean.
Engine oil pressure monitor turns
on during operation
Insufficient engine oil
Fill with oil to the appropriate level. See
“Check / Add Engine Oil” on page 5-20.
Engine oil filter clogged
See engine operation manual to
change engine oil filter.
Engine failure
*Check and repair.