SYMPTOM

POSSIBLE CAUSE

CORRECTIVE ACTION

Compressor not running.

Fuse blown or circuit breaker tripped.

Replace fuse or reset circuit

 

Power cord unplugged.

breaker.

 

Plug in power cord.

 

Thermostat set too high.

Set thermostat to lower

 

Cabinet in defrost cycle.

temperature.

 

Wait for defrost cycle to finish.

 

 

 

Condensing unit runs for

Excessive amount of warm product

Allow adequate time for

long periods of time.

placed in cabinet.

product to cool down.

 

Prolonged door opening or door ajar.

Ensure doors are closed when

 

 

not in use. Avoid opening

 

Door gasket(s) not sealing properly.

doors for long periods of time.

 

Ensure gaskets are snapped in

 

 

completely. Remove gasket

 

 

and wash with soap and water.

 

 

Check condition of gasket and

 

Dirty condenser coil.

replace if necessary.

 

Clean the condenser coil.

 

Evaporator coil iced over.

Unplug unit and allow coil to

 

 

defrost. Make sure thermostat

 

 

is not set too cold. Ensure that

 

 

door gasket(s) are sealing

 

 

properly.

 

 

 

Cabinet temperature is

Thermostat set too warm.

Set thermostat to lower

too warm.

Blocking air flow.

temperature.

 

Re-arrange product to allow for

 

 

proper air flow. Make sure

 

 

there is at least four inches of

 

Excessive amount of warm product

clearance from evaporator.

 

Allow adequate time for

 

placed in cabinet.

product to cool down.

 

Fuse blown or circuit breaker tripped.

Replace fuse or reset circuit

 

Dirty condenser coil.

breaker.

 

Clean the condenser coil.

 

Prolonged door opening or door ajar.

Ensure doors are closed when

 

 

not in use. Avoid opening

 

Evaporator coil iced over.

doors for long periods of time.

 

(see above)

Cabinet is noisy.

Loose part(s).

Locate and tighten loose

 

Tubing vibration.

part(s).

 

Ensure tubing is free from

 

 

contact with other tubing or

 

 

components.

 

-7-

 

Page 6 Page 8
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ColdTech J3GF-61S, J3GRF-61DT, J2GRF-40DT, J1GF-12S, J2GF-40S, J1GF-20S owner manual Symptom Possible Cause Corrective Action
Page 6 Page 8

J1GF-20S, J2GF-40S, J1GF-12S, J2GRF-40DT, J3GF-61S specifications

ColdTech has established a strong reputation in innovative refrigeration solutions with its latest series of products: J3GRF-61DT, J3GF-61S, J2GRF-40DT, J1GF-12S, and J2GF-40S. These models combine state-of-the-art technology with user-friendly features, making them ideal for various commercial and industrial applications.

The J3GRF-61DT is designed for high-performance refrigeration needs. It boasts a dual temperature compartment that offers both refrigeration and freezing capabilities. The advanced digital control system allows precise temperature management, ensuring optimal preservation of goods. Its robust construction and energy-efficient compressor contribute to lower operational costs while maintaining consistent performance.

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For smaller operations, the J1GF-12S serves as an ideal solution. This compact freezer is designed to maximize storage in minimal space, featuring a user-friendly interface for easy temperature adjustments. It employs high-efficiency compressors to ensure quick cooling and freezing, making it suitable for diverse environments, including small kitchens and convenience stores.

Lastly, the J2GF-40S provides a mid-range option perfect for cafes and restaurants. It focuses on maximizing storage volume while offering a modern aesthetic. Its advanced circulation technology ensures uniform temperature distribution throughout the unit, allowing for the safe storage of perishable items.

In conclusion, ColdTech’s J series – J3GRF-61DT, J3GF-61S, J2GRF-40DT, J1GF-12S, and J2GF-40S – showcases a commitment to quality, efficiency, and innovation in refrigeration technology. Each model is tailored to meet specific storage needs while adhering to energy efficiency standards, making them an excellent choice for businesses aiming to enhance their operational capabilities and sustainability practices.
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