COOL BOSS CB-20SL Installation And Operation Manual Download Page 1

Page: 1 / 36

5240 Willis Rd.

Theodore, AL 36582 USA

Toll Free: 1 (855) 223-2665

Tel: 1 (805) 933-9970

coolboss.com

Cool Boss™ Portable Evaporative Air Cooler with

Swing Louvers

Installation and Operation Manual

Manual Revision A — February 2022 — Manual P/N 5900275

Models:

•

CB-20SL / SLH

•

CB-24SL / SLH

⚠

DANGER

Read the

entire contents

of this manual

before

using this

product. Failure to follow the instructions and safety precautions in
this manual can result in serious injury or death. Make sure all other
operators also read this manual. Keep the manual near the product
for future reference.

By proceeding with setup and operation,

you agree that you fully understand the contents of this
manual and assume full responsibility for product use.

CB-20SL / SLH

CB-24SL / SLH

Summary of Contents for CB-20SL

Page 1: ... SLH DANGER Read the entire contents of this manual before using this product Failure to follow the instructions and safety precautions in this manual can result in serious injury or death Make sure all other operators also read this manual Keep the manual near the product for future reference By proceeding with setup and operation you agree that you fully understand the contents of this manual an...

Page 2: ...nty for complete warranty information Safety Your new product was designed and manufactured with safety in mind Your safety also depends on proper training and thoughtful operation Do not set up operate maintain or repair your Cool Boss without reading and understanding this manual and the labels on the unit Owner Responsibility In order to maintain your product properly and to ensure operator saf...

Page 3: ... as Cool Boss or Cooler throughout this manual Any differences based on the selected power supply or function will be called out in the text by the unit s specific model number This manual is mandatory reading for all users of the Cool Boss including anyone who sets up operates maintains or repairs it DANGER Be very careful when setting up operating maintaining or repairing this equipment failure ...

Page 4: ...fully before using your new product Do not set up or operate the product until you are familiar with all operating instructions and warnings Do not allow anyone else to operate the product until they are also familiar with all operating instructions and warnings WARNING California Proposition 65 This product can expose you to chemicals including styrene and vinyl chloride which are on a list of ov...

Page 5: ...ing on the plug not the power cord BendPak recommends making a thorough inspection of the product at least once a year Replace any damaged or severely worn parts decals or warning labels Save these instructions Symbols Following are the symbols used in this manual DANGER Calls attention to an immediate hazard that will result in death or severe injury WARNING Calls attention to a hazard or unsafe ...

Page 6: ...ill cool and the front facing the area you want to keep cool It will need to be near a power source also And remember it is portable So you can move it to where you need it it does not have to stay in the same place the whole time Q Does it require special water A No Clean ordinary tap water Q Is it hard to control the Cool Boss A Not at all There a few easy to understand controls on the unit It a...

Page 7: ...Cool Boss Evaporative Air Cooler 7 P N 5900275 January 2022 Rev A Specifications ...

Page 8: ...50 m3 min 7 063 ft3 min 200 m3 min Sound level 53 to 63 dB 61 to 65 dB Electrical Current 4 A 5 5 A UL Certified Yes Yes Fan speed 3 Speeds Low Medium High Fan type Axial Max Water Source Pressure 72 5 psi 0 5 MPa Max Automatic Float Valve Shutoff Water Pump Shutoff The internal Water Pump incorporates an automatic low level shutoff Operating Temperature 64 to 113 F 18 to 45 C Water Temperature 45...

Page 9: ...Cool Boss Evaporative Air Cooler 9 P N 5900275 January 2022 Rev A Components The Cool Boss Unit CB 24 pictured below detailing the front exhaust side Figure not to scale Components removed for clarity ...

Page 10: ...Cool Boss Evaporative Air Cooler 10 P N 5900275 January 2022 Rev A The figure below details the interior of the unit from the back intake side Figure not to scale Components removed for clarity ...

Page 11: ... may be delayed up to a minute after pressing the Cool button This time delay allows the water to propagate through the Cooling Media prior to pulling air through the Media Blast Pushing the Cool button twice turns off the water pump and leaves the only Fan operating Timer Push to scroll through preprogramed shutdown times Allows the operator to select an automatic shutdown time in 1 hour incremen...

Page 12: ...or to first use Pushbutton functions are as described in the Control Panel section above The Remote Control requires one CR2024 Button Style Lithium Battery supplied with the Remote To replace the Remote Control s Lithium Battery On the back of the Remote find the rectangular indentations on the bottom edge Push the left square toward the center of the Remote and hold Gently pull the larger rectan...

Page 13: ... packaged to prevent damage Exercise care in removing the Cooler from its packaging Be careful not to injure yourself on sharp edges or fasteners WARNING You must wear the proper protective equipment at all times during setup and assembly of this Cooler leather gloves steel toed boots and back belts To unbox the Cooler Use a hammer and pry bar to carefully remove the shipping container from around...

Page 14: ...e Casters are shipped in a separate box with the Remote Control Locate and Install the two swivel Casters using the four bolts and flat washers for each Caster As detailed in the figure below Locate and install the two Locking Casters using the four bolts and washers for each Caster Lock the two rear Casters by pushing down on the larger pedal Pulling the pedal up releases the lock Have an assista...

Page 15: ...Media The Cooler pulls warm air through a Media saturated with water Properly installed Media is critical to the Cool Boss operation Refer to the figure below To install the Media Remove and retain the six screws securing the Media Holder Splash Guard to the Cooler Refer to the figure below ...

Page 16: ...ush the bottom in and let it drop to seat in the tray at the bottom Each Cool Boss model uses a different Media size Refer to the table and figure below Not to scale some components removed for clarity Retrieve the Back Screen and insert it into the Cool Boss top first with the Notch side down until it rests up against the Cooling Media Replace the six screws securing the Media Holder Splash Guard...

Page 17: ...Cool Boss Evaporative Air Cooler 17 P N 5900275 January 2022 Rev A Not to scale components removed for clarity Removing the Back Screen and the Media is simply the reverse of this procedure ...

Page 18: ... full reservoir is well constructed and stable enough to prevent the Cooler from tipping over To choose a location for the Cool Boss Cooler Unlock the Casters to roll the Cool Boss Direct the Fan outlet toward the area to be cooled CAUTION To ensure efficient operation the Cool Boss requires adequate air flow for intake and exhaust Verify a window or door is open Keep 36 in 914 mm minimum behind t...

Page 19: ... inch Hose fitting and a Hose that is rated to 72 psi 0 5 MPa Turn on the water and verify there are no leaks at the connection point A Hose is not supplied with the Cool Boss See figure below If you are utilizing the 3 4 inch Water Inlet Connector the Reservoir Float Valve will shut off the water before the maximum fill level is exceeded CAUTION Do not connect to a water source with a supply pres...

Page 20: ...ot overfill Monitor the Reservoir level visually and as indicated on the Control Panel Water temperature must be less than 113 F 45 C After filling close the Fill Door remove and dry any spilled water on the Cool Boss or on the flooring surfaces around the unit CAUTION Use only cold clean water to fill the Cool Boss No detergents or additives of any kind Model Water Capacity CB 20SL SLH 15 gal 57 ...

Page 21: ...cal codes If you do not use a licensed certified Electrician you void your warranty and put everyone who uses the Cooler in danger of injury or in rare cases death To connect the Cooler to a 220 VAC power source Verify the Cool Boss is disconnected from the power source If it is connected disconnect it Do not begin to install a 220 VAC plug until you are sure that power has been disconnected from ...

Page 22: ...il you are done WARNING Plug into a properly grounded electrical receptacle only WARNING Never remove the Ground Prong from the plug end of the Power Cord Ground Fault Circuit Interrupter GFCI The Cool Boss incorporates a Ground Fault Circuit Interrupter The GFCI acts as a Circuit Breaker in the event of a Ground Fault A Ground Fault occurs when the power conductor comes into direct contact with t...

Page 23: ...or failure due to excessive high or low voltage is not covered under warranty If you plan to use the Cool Boss with a Generator or operate in an area with frequent brown outs verify that the power source can provide the required electrical current and voltage While voltage variations are common 5 both high and low voltage episodes in excess of 10 to 20 can cause Electric Motor overheating and prem...

Page 24: ...un the Power Cord under a rug or other flammable material WARNING Use only in a well ventilated open environment with a fresh air supply WARNING The Cool Boss area must be free from airborne pollutants flammable gases and contaminates WARNING Ambient operating temperature must remain between 65 to 113 F 18 to 45 C WARNING Never spray unit with water as moisture may harm the motor or other electric...

Page 25: ...s water to propagate through and saturate the Media prior to the Fan pulling air through it Press Speed to adjust the Fan power setting to Low Leave the Fan Control on low until the top 30 of the Media becomes saturated 30 seconds minimum Once the top 30 of the Media is saturated the Fan speed may be increased Verify the Low Water Indicator is off on the Status Display If the Low Water indictor is...

Page 26: ...ithout circulating water for 15 to 45 minutes should dry the Media in the majority of cases Media drying times will vary based on heat humidity and Fan speed After the Media is dry reduce the Fan power then turn off the Cool Boss Using the Timer to shut down the Cool Boss Stop the flow of water through the Media by pressing the Cool button twice Verify the Pump indicates off on the Status Display ...

Page 27: ...erals Weekly Drain and clean the Cool Boss Water Reservoir Dirt and other pollutants from the environment can settle in the Cool Boss Water Reservoir Monthly Test the GFCI on the Cool Boss Power Cord monthly to ensure it is functioning correctly See to test the GFCI later in this section Monthly Clean the outside of the unit Use no harsh chemicals Unplug the Cool Boss and wipe down the outside of ...

Page 28: ...ip Cool Boss recommends wearing gloves when handling the Media To clean the Media The Media must be dry before removing If the Pad is wet run the Fan without running the Cooling Pump until the Pad is dry push Cool twice Turn off and then unplug the Cool Boss WARNING Disconnect the unit from its power source before performing any maintenance Make sure the unit is locked out from power and cannot be...

Page 29: ...er or BendPak Support at coolboss com com support via email at support coolboss com or by phone at 800 253 2363 WARNING Do not use the Cool Boss if the GFCI fails this test WARNING The GFCI does not protect against electrical shock due to contact with both circuit conductors or a fault in the wiring supplying the GFCI WARNING Do not operate your Cooler if you find maintenance issues instead remove...

Page 30: ...ain leaks Drain Plug is not tight Drain Plug is cross threaded Tighten Drain Plug Replace Plug if thread is damaged Fan dripping water Water tubing is disconnected or leaking Spray Bar may have come loose from its mount Check and tighten internal water connections and tubing Verify Spray Bar is secured above the Media Remote does not work Battery is inoperative Something is obstructing receiver or...

Page 31: ... Capacitor 1 21 Water Pump Hose 1 6 Remote controller 1 22 Drain Plug 1 7 Air Cooler Housing 1 23 Water Baffle 1 8 Holder Cooling Media 1 24 Back Swivel Casters w Lock 2 9 Holder Spray Bar 1 25 Front Swivel Caster w o Lock 2 10 Spray Bar Tee 1 26 Water Tank 1 11 Spray Bar 1 27 Water Pump 1 12 Covers Spray Bar 2 28 Water Gauge 1 13 Copper Joint Spray Bar 1 29 Water Level Sensor 1 14 Splash Guard Ba...

Page 32: ...Cool Boss Evaporative Air Cooler 32 P N 5900275 January 2022 Rev A Labels ...

Page 33: ...Cool Boss Evaporative Air Cooler 33 P N 5900275 December 2021 Rev A ...

Page 34: ...Cool Boss Evaporative Air Cooler 34 P N 5900275 December 2021 Rev A Maintenance Log ...

Page 35: ...Cool Boss Evaporative Air Cooler 35 P N 5900275 December 2021 Rev A Maintenance Log ...

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