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2/3/2020
Page 32 of 78
Calder Brothers Corporation
Model: M415XT Maintainer
M415XT
Section G - Troubleshooting
PROBLEM
CAUSE
REMEDY
White Exhaust Smoke (Refer to Engine
Manual for complete list)
See Causes 6, 12.
See Remedies for Causes 6, 12.
Low Power (Refer to Engine Manual
for complete list)
See Causes 1, 4-6, 8, 9, 11-13.14.
Fan belt loose or slipping.
Radiator fins or tubes dirty or
restricted.
See Remedies for Causes 1, 4-6, 8,9, 11-
13.
Adjust belt.
Clean fins, repair radiator.
Engine Overheating (Refer to
Engine Manual for Complete list)
See Causes 9, 12, 14.
See Remedies for Causes 9, 12,14.
Engine Overcooling (Refer to
Engine Manual for complete list)
Inoperative or missing thermostat.
Refer to Engine Manual.
Engine Knocks (Refer to Engine
Manual for complete list)
Loss of Lube oil or internal damage.
Shut down. Refer to Engine Manual.
Low Oil Pressure (Refer to Engine
Manual for complete list)
Lube oil level too low. Wrong Lube oil. Fill to proper level. Replace.
Hydraulic Oil Temperature Too High
(Hydraulic oil temp. NEVER to be
more than 100°F over ambient temp.
Hydraulic oil temp. + ambient temp.
NEVER to exceed 225°F.)
Low on fluid or leaking.
Cooler fins clogged.
Cooler covered.
Hydraulic filters clogged.
Bad gauge.
Repair & add fluid.
Clean.
Remove covering.
Replace if clogged.
Replace.
Hydraulic Oil Temperature Low Or
Not Indicating
Bad gauge.
Extreme low ambient temperature.
Replace.
Consult an authorized Service Dealer.
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