CH1001-A Chiller Operator’s & Installation Manual
Publication Number: 620914301 - 6 - © 2002-2010, IMI Cornelius Inc.
FLUID RECOMMENDATIONS
Cornelius chillers are designed to operate with water to provide maximum performance for temperatures of 40° F
(4.4° C) to 100° F (37.8° C).
For questions regarding special or other fluids contact IMI Cornelius at 1-800-551-4423.
To purchase Lab or Industrial Glycol contact:
IMI Cornelius, 1-800-551-4423 - Part No. 111521000, 5 Gal.
TROUBLESHOOTING
Distilled Water Acceptable
De-Ionized Water
(1-5 Meg
ohms)
Acceptable
De-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/Hydraulic Oils
(Commercial/Automotive Antifreeze)
NOT Acceptable
(Silicate Rust Inhibitors in Automotive/Commercial anti-
freeze damages pump seals and housing which lead to
failure.)
Acidic/Basic Solutions
(Above 8 or below 6 PH)
Not Acceptable
Mineral/Hydraulic Oils
(Viscosity > 50 Centistrokes)
Not Acceptable
Trouble Problem Cause Remedy
Chiller does not operate, Power
Light “OFF”.
A. No Power to unit
B. Defective Control Power Switch
C. Defective Control Transformer
D. Wrong voltage supplied to unit.
E. Blown fuse.
A. Check main disconnect fuses,
wiring and power lead to unit.
B. Replace Switch
C. Replace Transformer
D. Supplied voltage must be within
±10% of nameplate rating.
E.
F. Replace fuse (1 Amp).
WARNING: Disconnect electrical power to the chiller to prevent personal injury before
attempting any internal maintenance. Only qualified personnel should service the internal
components or electrical wiring.
If repairs to the chiller must be made, disconnect electrical power to the unit, then shut off
the water source.
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