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Causes effects

Condition Cause Effect
Dirty Air Filters
  • Restricted Evaporator Coil
  • Plugged Motor Passages
  • Dirty Blower Wheels
  • Loss of Air Flow
  • Refrigerant Flooding
  • Compressor Failure
  • Bearing Failure
  • Increased Energy Consumption
  • Evaporator Motor Failure
Faulty Drive Belts
  • Loss of Air Flow
  • Refrigerant Flooding
  • Sheave Wear
  • Compressor Failure
  • Pulley Replacement
  • Noise
  • Evaporator Motor Failutre
Dirty Motors
  • Overheating of Windings
  • Motor Component
  • Increased Electrical Consumption
Burnt Contact Points
  • Single Phased Components
  • High Point Resistance
  • Premature Component Failure
  • Increased Electrical Consumption
Refrigerant Leaks
  • Improper System Charge
  • Safety Control Cycling
  • Loss of Lubrication
  • Compressor Failure
  • Increased Energy Consumption
  • Decrease in System Capacity
  • System Freeze-up
Plugged Drains
  • Water Build-Up
  • Flood-over Onto Ceiling
  • Leaks onto Roof
Trash on Roof
  • Unsafe Conditions
  • Roof Damage
  • Injuries
  • Roof Leaks
  • Roof Repairs
Missing/Loose Panels
  • Conditioned Air Lost
  • Water Infiltration
  • Increased Energy Consumption
  • Equipment Damage
  • Rust and Corrosion