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4

20 TON

480V

Warnings and

Safety Protocols 

Live Electrical Components

During installation, testing, servicing and troubleshooting of this product, it may be necessary to work with 
live electrical components. 

A qualified licensed electrician or other individual who has been properly 

trained in handling live electrical components must perform these tasks.

 Failure to follow all electrical 

safety precautions when exposed to live electrical components could result in serious injury or death.

Heavy Objects

Use a forklift of suitable capacity to move the unit. Failure to properly lift unit could result in death or serious 
injury or possible equipment or property damage

State and Local Codes

Failure to follow state and local codes could result in death or serious injury. All vertical HVAC units should 
be installed per the National Electric Code (NEC) and/or applicable state and local codes.

Voltage Rating

External Power must match voltage rating 

480/3/60.

 Do not exceed amp rating. 

Tent Clamp Bolts

DO NOT OVER-TORQUE THE TENT CLAMP BOLTS. This could permanently damage the tent clamps  
rendering them ineffective. Clamps would need to be replaced. The warranty would not cover this.

Voltage

Disconnect all electrical power before servicing. Follow proper procedures to ensure that the power  
cannot be inadvertently turned on. Failure to disconnect power before servicing can result in serious  
injury or death.

The 20 ton wisperkool™ unit is   

UL

   approved.

Содержание Wisperkool 20 Ton

Страница 1: ...1 20 TON 480V Portable Vertical Air Conditioning and Heating Systems Installation and Service Manual for 20 Ton Units 480V Celina com...

Страница 2: ...2 20 TON 480V Table of Contents Introduction 3 Warnings 4 General Information 5 Electrical Information 7 Start Up Guidelines 10 Tent Installation 11 Fork Lift Pockets 12 Maintenance Guidelines 13...

Страница 3: ...ns This manual includes technical information start up information and unit maintenance The information contained in this manual is provided to ensure the safe installation and operation of the equipm...

Страница 4: ...jury or possible equipment or property damage State and Local Codes Failure to follow state and local codes could result in death or serious injury All vertical HVAC units should be installed per the...

Страница 5: ...n duct adapters can be installed by removing the supply and return panels Each unit includes a clamp on the top and each side for installation in the wall of a tent or a special event application Acce...

Страница 6: ...Add 17 inches to the unit width and 50 lbs to the unit weight for condenser discharge duct connections General Unit Information Refrigerant Type 410A Charge 14 lbs Compressor Type Scroll Quantity 2 No...

Страница 7: ...ries Either 2 0 or 4 0 electrical cable should be used When connecting multiple units in series do not exceed amp rating of cable used Exceeding amp ratings could cause permanent damage to the electri...

Страница 8: ...8 20 TON 480V Electrical Information CONTINUED 1st Stage Heat Breaker 2nd Stage Heat Breaker 1st Stage Cool Breaker 2nd Stage Cool Breaker Heat and Cool Breakers Condenser Motors Breaker VFD Breaker...

Страница 9: ...9 20 TON 480V Panel Locations...

Страница 10: ...ol knob to LOW 5 To manually raise or lower the temperature push the or symbols to get the desired temperature 6 To switch the unit to heat press the symbol on the right until you see the HVAC MODE ap...

Страница 11: ...MAGE THE TENT CLAMPS Tent Side Wall Installation Confirm that unit is properly leveled Loosen tent clamps on top and sides of unit Carefully slide the sidewall fabric under the tent clamps on each sid...

Страница 12: ...480V Fork Lift Pockets Use a forklift of suitable capacity to move the unit Failure to properly lift unit could result in death or serious injury or possible equipment or property damage WARNING HEAV...

Страница 13: ...e tighten the 4 bolts holding the motor to the motor mount A properly tensioned belt has approximately 1 in to 1 in movement when both legs of the belt are pressed in midway between the pulley and the...

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