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Table 12: Vibration troubleshooting
Problem
Symptoms
Possible Causes
Solutions
Vibration
Radiator
shaking
Radiator not
securely mounted
Bolt radiator to a
level, solid
foundation or
structure
Loose, broken or
missing mounting
fasteners
Tighten and/or
replace missing or
broken fasteners
Mounted on spring
isolators
If vibration isolation
is required, use
rubber pad type
Vibration induced
from engine or
other equipment
Use flex connectors
between radiator &
piping, engine or
other equipment &
components
Fan balance or
tracking
Check fan balance
and tracking
Loose or missing
fan mounting
fasteners
Tighten and/or
replace missing or
broken fasteners
Loose belts
Correct belt tension
Sheave alignment
Correct sheave
alignment