ICE AIR CHW Series Operating And Maintenance Manual Download Page 3

Precautions and preparations listed are for general knowledge and to define basic guidelines. Local codes and existing practices should be observed and preformed by a professional. 

Due to ICE AIRs ongoing product development programs, the information in this document is subject to change without notice.

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Consumer Reference Information

For safe and optimal enjoyment of your ICE AIR unit, please read 
the following consumer safety and operating notes carefully before 
operating your equipment! 

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RECOGNIZE THIS SYMBOL AS A SAFETY PRECAUTION.

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WARNING: 

ICE AIR will not be responsible for any injury or 

property damage arising from improper service, or service 
procedures. If you install or perform service on this unit, you 
assume responsibility for any personal injury or property 
damage which may result. Many jurisdictions require a license 
to install or service heating and air conditioning equipment.

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WARNING HIGH VOLTAGE:

 

Disconnect all power before 

servicing or installing unit. Multiple power sources may be 
present. Failure to do so may cause property damage,  
personal injury or death.

Safety Guidelines 

Read this entire manual before operating the unit. 

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WARNING:

 

This unit MUST be serviced only by professionally 

trained and qualified technicians. Do NOT attempt to maintain or 
service this unit on your own – severe injury and death can occur 
from electric shock, moving parts, and other hazards.

• 

Your ICE AIR unit must be properly installed and commissioned 
to operate correctly. Improper unit installation, adjustment or 
commissioning, and/or improper heating system installation and 
connection can lead to equipment malfunction and hazardous 
operating conditions, and may void your warranty. If you have 
any doubt about the proper installation of your ICE AIR unit, 
please contact your property manager at once to have a qualified 
technician inspect the equipment.

• 

Your ICE AIR units must each be wired on an individual, dedicated 
electrical circuit with the correct voltage and proper amperage 
(capacity) to match the unit nameplate requirements.

• 

Each unit’s electrical circuit must have a proper overcurrent 
protection device, employing an approved circuit breaker or fuse 
of the proper rating under NEMA and local building codes.

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WARNING: 

Every unit contains refrigerant within a sealed and 

pressurized refrigerant system. This system must not be opened 
or tampered with and any refrigeration system repairs MUST be 
carried out by trained technicians. Refrigerant must be properly 
handled and recycled per EPA regulations and guidelines.

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WARNING:

 

Do NOT operate the unit with frayed, burnt or 

damaged electrical wires!

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WARNING:

 

Do NOT operate the equipment when in doubt – 

have it inspected first!

IMPORTANT: 

It is not the intent of this maintenance manual to 

correct any installation deficiencies. If you have any doubt about the 
proper initial installation (or re-installation after servicing) of your ICE 
AIR unit(s) – noisy or inefficient unit operation, frayed or damaged 
electrical connections, improper unit appearance, etc. – please 
contact a trained servicer or building maintenance staff immediately.

The following physical conditions must be maintained for 
proper unit operation:

Air flow must be unobstructed into and out of the unit return air 
opening.

•   Have the unit filter properly cleaned and serviced to prevent air 

blockage from dirt and dust within the filter media.

Intended for indoor use only.

Proper installation and operating environment must be maintained. 
Therefore:

•  Do not operate the unit in corrosive environments such as 

chemical plants, refineries or salt spray areas.

•  Operate only with proper electrical service and protective circuit 

breakers or fuses in place.

•  Operate only with all unit and enclosure sheet metal parts in 

place and properly installed.

•  In areas of high concentrations of dirt, dust, pet dander or 

pollutants, clean the filter often (at least monthly). 

•  Do not clean the unit with any solvents or cleaning solutions that 

may damage the equipment.

•  Understand and follow the unit operating instructions before 

using your ICE AIR equipment.

Summary of Contents for CHW Series

Page 1: ...Operating and Maintenance Manual CHW Console Unit Hybrid Water Cooled Air Conditioner HWCAC Unit ...

Page 2: ...AIR equipment you will want to read and carefully follow all of the instructions contained in this Operating and Maintenance Manual We recommend that you pay special attention to the Safety and Warning Information section at the beginning of this Manual and to the various safety advisories throughout this Manual Please retain this Manual for your future reference We suggest that you keep it with o...

Page 3: ...d electrical circuit with the correct voltage and proper amperage capacity to match the unit nameplate requirements Each unit s electrical circuit must have a proper overcurrent protection device employing an approved circuit breaker or fuse of the proper rating under NEMA and local building codes p WARNING Every unit contains refrigerant within a sealed and pressurized refrigerant system This sys...

Page 4: ... a professional Due to ICE AIRs ongoing product development programs the information in this document is subject to change without notice 4 Components and Parts Exploded View DISCHARGE GRILL ENCLOSURE BASE COOLING HEATING CHASSIS ENCLOSURE FRONT COVER CONTROL ACCESS DOOR FAN DECK UNIT MOUNTED CONTROLS RETURN PIPE SUPPLY PIPE CHASSIS FRONT COVER SLOPE TOP FLAT TOP ...

Page 5: ...ss Steel Item 9 X Riser Set X Not applicable Item 10 X Casing Stand X Not applicable Item 11 A Flow Control A Autoflow Valve B Manual Balancing Valve C Manual Circuit Setter X None Item 12 A Autoflow Valve A 3 B 4 5 GPM Item 13 1 Controls 1 Unit Mounted AcuZone ELA 8842 Thermostat R14 2 Wired for 24V Thermostat others RO2 3 Wired for AcuZone ELA 8842 Thermostat RO3 4 Wired for Wireless WiFi Thermo...

Page 6: ...y programs for highest efficiency Factory or field set temperature limits Large clear display in any lighting condition Auto changeover mode Easy to program Wireless Thermostat Optional Easy programming Settings for morning day evening and night Clear backlit display readable in any lighting condition Auto changeover mode Optional remote temperature sensor Nest Learning Thermostat Optional Program...

Page 7: ...Press Hold s UP Override mode UP Permanent Override mode t DOWN Override mode DOWN Permanent Override mode ON OFF ON OFF MODE Set operation mode Internal Setting FAN Set fan speed Confirm The temperature reading that is on constant display is the ambient room temperature The Cool limit setting is 55 F to 95 F The Heat limit setting is 51 F to 91 F Operation Normal Mode 1 Press ON OFF to turn on th...

Page 8: ... can be adjusted 4 In Auto mode Heat set point will be set first and press UP or DOWN to set the Heat set point Press FAN to confirm the Heat set point Cool set point will be set second and press UP or DOWN to set the Cool set point Press FAN to confirm the Cool set point 5 Temporary Override will be canceled if user changes the operation mode or the unit enters the next program time session Auto ...

Page 9: ... the user then the fan continuously blows in the user set speed Once the thermostat is within 2 degrees of set point the fan drops to LOW speed if in Auto Fan Mode The thermostat is satisfied and this sends the 24 volt signal to the compressor contactor and compressor turns OFF This ends the 24 volt signal to the indoor blower relay and the blower stops if the unit is in Auto Fan Mode This ends th...

Page 10: ...clean the drain pan and drain hoses frequency of cleaning depends on the level of dirt and pollutants that may be present in the indoor environment Evaporator Coil Check and clean if necessary the unit evaporator coil annually Evaporator Motor and Blower Assembly Check and clean for dust and dirt build up as necessary Compressor Annual check should be performed to detect potential problems Condens...

Page 11: ...ould lead to erosion and fouling Air Filter 1 Remove Permanent Air Filter 2 Wash Air Filter in warm water and biodegradable cleaner 3 Rinse with clean water and allow to dry completely 4 Replace Air Filter 5 As an alternate cleaning method the filter may be cleaned on both sides using a vacuum cleaner and a soft brush type attachment IMPORTANT Do not operate unit without filters Evaporator Coil Ch...

Page 12: ...or dirty filters 6 Check indoor fan for proper operation 7 Check that unit did not cycle off due to improper thermostat settings 8 Check for fault codes on the control board consult the Board Troubleshooting Table p RECOGNIZE THIS SYMBOL AS A SAFETY PRECAUTION p WARNING ICE AIR will not be responsible for any injury or property damage arising from improper service or service procedures If you inst...

Page 13: ... person including any agent salesman dealer or distributor has authority to expand ICE AIRs obligation beyond the terms of these express warranties or to state that the performance of the product is other than that published by ICE AIR General Conditions The above warranties are void if ICE AIRs equipment has been damaged misused subjected to abnormal use or service or its serial number has been a...

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