Double K Industries ChallengAir 2000XL Instruction Manual Download Page 2

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 

 

13.

 

This product is for use on animals only. 

14.

 

Recommended operation by adults only. Use caution when working around children. 

15.

 

Do not use attachments not recommended by Double K Industries. 

16.

 

Do not operate without filters in place. Keep filters clean, as dirty filters limit air intake and may 
damage the motor or cause overheating. 

17.

 

Plug only into a properly grounded receptacle. Always make sure the amperage of the 
electrical outlet is sufficient for the amperage rating of the product. (See Product Specifications 
for amperage rating of this product). 

18.

 

Do not use product for anything other than its intended purpose. 

19.

 

Do not attempt to perform any service or maintenance not outlined in instruction manual. 

20.

 

Do not attempt any product modifications or alterations. Do not use, if any parts or switches 
are damaged - send to an Authorized Service Center or Double K Industries for service. 

21.

 

When servicing, use only Double K Industries parts. 

 
Congratulations! 

You’ve just purchased the Double K CHALLENGAIR 2000XL Forced Air Dryer, which produces 
warm, high velocity air under pressure to make your animal grooming tasks easier.  Your new dryer 
is designed to provide long, reliable service. 
Please read this manual carefully and completely before beginning operation of your dryer and keep 
this manual in a convenient and safe place for future reference. 
A warranty card is included with your dryer and should be filled out completely and mailed to Double 
K Industries within 30 days of the purchase date of your dryer to validate your warranty.

 

Online 

registration available at 

www.DoubleKIndustries.com

 

 
Your  CHALLENGAIR 2000XL has a two year warranty covering the unit against defects in 
materials and workmanship. Regular maintenance items such as brushes and filters are not 
included (see warranty card for complete warranty information).  It is also important to retain your 
sales receipt as proof of purchase should service ever be needed. 
Your  CHALLENGAIR 2000XL has one brush-type motor.  It is important that the brushes be 
changed when they become worn down to prevent damage to your dryer motor (brushes are 
maintenance components and are not covered under the warranty).  We suggest checking the 
motor brushes after every 600 hours of dryer use.  Please see section on BRUSHES in this manual 
for instructions. 
A NOTE ABOUT HEAT: Your CHALLENGAIR 2000XL has no heating element. The 
CHALLENGAIR 2000XL produces heat by a “flow-thru” motor system, meaning the air is pushed 
through the motor and is warmed by the natural heat of the motor that occurs during operation. This 
means greater electrical savings and efficiency for you.  The dryer will reach its maximum air 
temperature after about 2-4 minutes of operation.  (Note: The higher the room temperature, the 
warmer the air from the dryer.) 
 
ASSEMBLY 

To attach hose to dryer: Your dryer hose has a black hose adapter that will screw onto the hose in a 
counter-clockwise motion.  The adapter with hose attached then fits onto the dryer with a half-twist 
motion that locks the adapter onto the dryer.   
First place the adapter over the snout of the dryer with the Double K logo facing up then turn hose 
counter-clockwise until the adapter locks in place, the Double K logo should then be sitting 
horizontally.  
To remove hose from adapter: Turn the hose clockwise. 
 
ATTACHMENTS: Your dryer is equipped with one hose and 4 twist-on and nozzles 1 compression 
fit nozzle.  To attach nozzles to hose, twist the nozzles “counter-clockwise”.  Twist clockwise to 
remove. 
 
OPERATION - Switches and Controls: 
1.

 

Two Speed Unit – Three position switch:  

REQUIRED MAINTENANCE  

Procedures below must be performed regularly or as needed to prevent voiding dryer warranty. 
FILTER CLEANING: Both the external and internal filters of the CHALLENGAIR 2000XL should be 
kept clean.  If the filters become heavily coated with hair and/or dirt, it will reduce the air out-put of your 
dryer and can cause damage to the motor or cause the motor to overheat.  *Never operate the dryer 
without all filters in place. 
To clean external filter: Vacuum or shake off dirt and hair daily.  Filter may be rinsed in water if 
necessary.  Let filter dry completely before reinstalling on dryer. 
 
To clean the internal motor filter of the CHALLENGAIR 2000XL
1.

 

Unplug dryer. 

2.

 

Slide off the back cover of the dryer.  This is a compression fit and will come off with a little effort. 

3.

 

The internal filter is housed inside of a two piece frame. ( Pull on tab to remove)    

4.

 

Clean motor filter disk by vacuuming off hair and dirt, or wash filter gently in cool water.  Shake 
off excess water and allow to air dry completely. 

5.

 

Replace filter disk onto motor assembly housing by pushing into place. 

6.

 

Replace dryer back cover. 

 
BRUSHES: Your CHALLENGAIR 2000XL has one brush-type motor.  The brushes should be checked 
for wear after approximately 600 hours of use.  If the carbon brushes are worn shorter than 1/4 inch, 
the brushes should be replaced.  Brushes may be ordered from Double K Industries or an Authorized 
Service Center.  Please be sure to specify that your dryer is a 2000XL, as the brushes are slightly 
different from one dryer model to another. 
 
To check and/or replace brushes: 
1.

 

Unplug electrical cord from wall outlet. 

Disassembly
2.

 

Slide off the back cover from the dryer.  This is a compression fit and will come off with a little 
effort. 

3.

 

Remove all screws on the outside of the dryer that hold the two halves of dryer housing in place.  
It may be best to lay the dryer on its side while removing these screws. 

4.

 

The motor will be sitting in place inside the rubber silicone motor mount.  

5.

 

Disconnect the motor power wires. 

6.

 

Motor: 

a.

 

Loosen the two brush assembly retainer screws to loosen the brush assembly 
retainer, remove field clip and then remove brush assembly, replacing it with a new 
one.  (Note: IMPORTANT - the brush has a small tab on the bottom that MUST be 
fitted into the slot on the motor frame for proper positioning.) 

b.

 

After the new brush assembly is seated, tighten the brush assembly retainer screws. 

c.

 

Repeat steps A-B for the brush on other side of motor. 

Reassembly
7.

 

Inspect the motor mount for cracks or damage -- replace if necessary. 
Set the motor back into their original positions in the dryer housing.   The motor mount has slots 
that fit over corresponding alignment tabs on the inside of the dryer housing.  These slots and 
tabs must match up for proper fit and function.  (Note: In the event that the motor mount is 
removed from the motor, simply replace it by being mindful to align the contours of the motor 
mount with corresponding contours on the motor housing.) 

8.

 

Reattach the screws around the outside of the dryer making sure the two halves are matching up.  

9.

 

After the two halves of the dryer housing have been put together push the burgundy rear cover 
back onto the rear of the dryer. Make sure all filters are in place before operating dryer. 

 

 maintenance not explained in this manual should be performed by Double K Industries

ny

, or an 

A
Authorized Service Center.  Call Double K Industries for the name of an Authorized Service 

 (or 

Center nearest you.  All warranty service must be performed by an Authorized Service Center
Double K Industries) to protect your warranty status. 

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