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Aktobis AG, Borsigstr. 20, D-63110 Rodgau / Germany 

www.AKTOBIS.de

 

Email: [email protected] 

 
 
 
 

Important operating and safety instructions regarding the refrigerant R290 in this unit: 

(Read these instructions carefully and observe them before using the unit ! ) 

 

 

The unit operates with the refrigerant R290. This refrigerant is highly flammable and explosive if the safety 
instructions are not observed! 

 

The refrigerant R290 complies with the European environmental directives ! 

 

The unit contains 0.23 kg of refrigerant R290 - the maximum permitted charge of refrigerant R290 for 
dehumidifiers/building dryers is 0.3 kg ! 

 

The unit should not be stored or operated in a room with burning/heating appliances or open fire ! 

 

Protect the unit and especially the parts installed inside from damage or flames/heat ! 

 

Please note that the refrigerant is odourless and therefore a leak cannot be detected immediately by an 
emerging odour ! 

 

If refrigerant leaks, it may ignite or explode, especially in poorly ventilated rooms in conjunction with high heat, 
sparks or flames ! 

 

Make sure that the outlet of the exhaust air is always ensured and not obstructed by other objects ! 

 

Set-up, operation and storage of the unit should take place in a room with a minimum size of 11 

m2 !

 

 

Pack the unit carefully when you are no longer using it and protect it from damage! 

 

When cleaning, proceed strictly according to the manufacturer's instructions and do not use any additional heat 
sources to possibly accelerate the defrosting process of the appliance ! 

 

Never work on the cooling circuit or parts containing refrigerant yourself ! 

 
 

This unit has parts that must not be replaced or repaired ! 

 

The refrigerant cannot be renewed or replaced ! 

 

Do not carry out any independent repairs or modifications to your unit ! 

 
 
 
 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Summary of Contents for WDH-500AH

Page 1: ...ct To ensure that you get a lot of enjoyment from this product here are a few more tips In case of any problems We hope that the unit meets your expectations If despite the greatest possible care ther...

Page 2: ...e base plate of the building dryer using the 10 mm spanner C Insert one axle clamp on each side through the small holes at the level of the outside of the dryer housing and then bend them up or apart...

Page 3: ...supply to the unit otherwise it can lead to a reduction in performance and in the worst case to overheating and or fire Please always keep a distance of approx 20 cm to the wall to avoid possible ove...

Page 4: ...mes heat Please note that the refrigerant is odourless and therefore a leak cannot be detected immediately by an emerging odour If refrigerant leaks it may ignite or explode especially in poorly venti...

Page 5: ...OFF SWITCH Increase button the target moisture Lowering button the target moisture 1 Air intake front panel 2 Filter behind the front panel 3 Transport handle 4 Display and control panel 5 Electricit...

Page 6: ...lights up automatically The target humidity value is already preset to 60 r l by default The unit is programmed so that the compressor switches on for dehumidification as soon as the selected target h...

Page 7: ...ensuring higher efficiency Too much dust and dirt in the filter sieve or on the cooling fins reduces the dehumidification performance and can lead to a loss of efficiency in the In the worst case this...

Page 8: ...50 ltr day 30 C 80 r h Air circulation Approx 350 m3 h Compressor Rotary compressor Dimension H W D 925 x 605 x 462 mm Weight 31 kg Waterproofness IPx0 Cooling pressure max 2 5 MPa Vapour pressure ma...

Page 9: ...authorised customer service To To make your warranty claim please enclose the original sales receipt with date of sale Excluded from the guarantee are Normal wear Improper applications such as overloa...

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