| CONDITIONS |
CAUSE |
EFFECT |
| DIRTY AIR FILTERS |
Restricted Evaporator Coil
Plugged Motor Passsages
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 Failure |
| DIRTY MOTORS |
Overheating of Windings |
Motor Component Failure
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
Consuption
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 Loss
Water Infiltration |
Increased Energy Consumption
Equipment Damage
Rust and Corrosion |
