Cornelius CH3000 Installation Manual download pdf (Page 12)

CH3000 Chiller Operator’s & Installation Manual

MAINTENANCE

WARNING:

Disconnect power to the unit before servicing. Follow all lock out/tag out procedures established by the user. Verify all

power is off to the unit before performing any work.

Failure to comply could result in serious injury, death or damage to the equipment.

WARNING:

The chiller requires very little normal maintenance.

1. On air cooled chillers, the condenser fins should be cleaned by blowingcompressed air through the

condenser from the fan side is required to eliminate any dirt or debris that may accumulate over time.

This can severely reduce the performance of the chiller. Cleanable air filters are available as an option.

Contact the factory for information.

2. On air cooled chillers, the condenser fan motor should be lubricated every six months with a few drops

of SAE 10 oil.

3. The circulation system should be drained and flushed periodically to avoid buildup and possible

restriction of flow by contaminants.

4. The strainer at the chiller inlet should be removed and cleaned monthly (field installed).

FLUID RECOMMENDATION

Chillers are designed to operate with water to provide maximum performance for temperatures of 50° F-100° F.

Table 2

Distilled Water Acceptable

DE-I and I Water

(1-5 Meg/Ohms)

Acceptable

D-ionized Water

(5+ Meg/Ohms)

Acceptable with stainless steel & PVC only

*No Copper or Brass

Propylene Glycol

(Lab & Industrial Grade)

Acceptable-30% Glycol/70% Water

*For Applications with Temperatures below 40° F

Lab & Industrial Grade Ethylene Glycol

Acceptable-30% Glycol/70% Water

*For Applications with Temperatures below 40° F

Mineral/Hydralic Oils Acceptable

Ethylene Glycol

NOT Acceptable

*Silicate Rust Inhibitors in Automotive/Commercial Anti-freeze

will damage pump seals and housing which lead to failure.

Acidic/Basic Solutions Not Acceptable

Minerals/Hydraulic Oils Not Acceptable

For questions regarding special or other fluids contact Cornelius at 800-238-3600

To purchase lab or industrial glycol contact:

Cornelius (800) 551-4423 Part #111521000 5 gallons

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Cornelius CH3000 Installation Manual Page 12

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