Technical data
Manual Stair Robot SR 450  
Publication: 10-05-01 
Page 22 of 25 
AATA INTERNATIONAL B.V. 
6 Trouble shooting chart 
The stairrobot SR 450 is designed and built to function for several years with little 
maintenance. In case a problem occurs please make the following checks. If the problem 
continues to exist please contact your local dealer  
Symptom 
Possible course 
Solution 
• Main motor does 
not work 
• No current 
• Check electrical wires 
and connections 
• Check batteries 
• Main motor stops 
• Motor overheated 
• Wait several minutes  
• Batteries do not 
charge 
• Batteries damaged 
• Battery charger is not 
working 
• Replace batteries 
• Check mains supply 
• Replace charger 










