## Refrigeration Chillers

Daily Schedule

1. Check Chilled Water in, out and temperature pressure.

2. Check condenser water in, out and temperature pressure.

3. Check refrigerant pressure, high/suction.

Weekly Schedule

1. Check oil level compression.

2. Check refrigerant charge.

Monthly Schedule

1. Clean multi-stack, condenser high efficiency strainer.

Quarterly Schedule

1. Check tightness of electrical connections.

2. Check compression unloaders.

3. Check flow switched and safety circuits.

4. Perform refrigerant leak tests.

5. Check high pressure relief valve.

6. Check thermostatic expansive valve (TXV).

Six Months Schedule

1. Perform amperage readings.

2. Check refrigerant moisture level.

3. Clean carrier.

Annual Schedule

1. Clean condenser tubes.

2. Change condenser head gasket.

3. Change filter dryer.

4. Perform oil sample analysis (see owner's manual section one)

## Five year Schedule

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