7

Troubleshooting Guide

 

 

 

 

 

 

Problem

Possible cause

Solution

 

 

Check main disconnect

 

No power.

fuses, wiring, and power lead

 

 

to the unit.

 

Wrong voltage supplied to

Voltage must be within plus

Chiller will not run.

or minus 10% of the

the chiller.

nameplate rating.

 

Defective on/off switch.

Replace.

 

Control circuit fuse blown.

Replace, check the

 

transformer.

 

 

 

Defective control transformer.

Replace.

 

Refrigerant is low.

Check the refrigerant charge.

 

 

Make sure that the coolant

The leaving water

 

solution is right for the

Improper water/glycol

process — must be 75%

temperature is too high.

solution.

water and 25% glycol.

 

 

See Figure 3 on Page 13 for

 

 

more information.

Pump pressure is low

Check for foreign matter.

Clean the system.

(see pump curve).

 

 

 

 

Check for partially closed

Pump pressure is too high.

Restricted water flow.

valves, etc. Be sure all lines

 

 

are properly sized.

 

Refrigerant is low.

Check the refrigerant charge.

 

Defective fan motor.

Repair or replace.

 

 

Check for high/low voltage.

Pump runs, compressor will

Compressor internal overload

Must be within plus or minus

is open. Allow time to cool

10% of the nameplate rating.

not.

and reset.

Check for poor compressor

 

 

 

electrical connections.

 

Broken wire in the

Locate and repair.

 

compressor control circuit.

 

 

 

Restricted condenser airflow.

Clean the condenser.

Unit runs continuously, but

Unit low on refrigerant.

Call Service.

Inefficient compressor.

Call Service.

not enough cooling power.

Unit undersized for

Call Sales Representative.

 

 

application.

 

 

PS QuarterHorse Series Chillers

Page 23

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HP QuarterHorse 0.25 Portable Chiller PS-025 manual Troubleshooting Guide, Problem Possible cause Solution
Page 22 Page 24

QuarterHorse 0.25 Portable Chiller PS-025 specifications

The HP QuarterHorse 0.25 Portable Chiller PS-025 is an innovative cooling solution designed for versatility and efficiency. Ideal for a range of applications, from small industrial setups to temporary cooling needs in outdoor events, this portable chiller combines performance with ease of use.

One of the standout features of the HP QuarterHorse PS-025 is its compact design, which allows for easy transportation and installation. Weighing in at a mere fraction of larger chillers, it can fit in tight spaces while still delivering an impressive cooling capacity. This makes it perfect for rental businesses and onsite events where mobility is crucial.

The chiller is equipped with a powerful compressor that ensures rapid cooling, maintaining consistent temperature control even in fluctuating environmental conditions. Its smart technology allows users to set precise temperature levels, delivering reliability whether it's cooling equipment, managing temperatures for sensitive materials, or providing comfort for outdoor gatherings.

Energy efficiency is another key characteristic of the HP QuarterHorse PS-025. Designed with eco-friendly refrigerants and advanced heat exchange technology, the unit minimizes energy consumption while maximizing cooling output. This not only lowers operating costs but also supports sustainable practices, making it an attractive option for environmentally conscious businesses.

The chiller features an intuitive digital control panel, making it user-friendly and allowing operators to monitor and adjust settings with ease. The robust build quality ensures durability and longevity, designed to withstand the rigors of mobile use while maintaining optimal performance.

Additionally, the PS-025 comes with integrated safety features, including over-temperature protection and low water flow detection, ensuring safe operation in various conditions. Its quiet operation is another advantage, making it suitable for settings where noise levels must be kept to a minimum.

In summary, the HP QuarterHorse 0.25 Portable Chiller PS-025 is a highly efficient, user-friendly, and portable cooling solution. With its compact design, advanced technology, and energy-saving features, it stands out as an essential tool for contractors, event planners, and facility managers seeking reliable and effective cooling solutions in a variety of settings.
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