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Building Technologies Division  Basic Documentation LME7...  CC1P7105en 
Infrastructure & Cities Sector  22 Safety notes relating to operation of AZL2...  29.11.2011 
 
22  Safety notes relating to operation of 
AZL2...  
 
 
Caution! 
To prevent the risk of fire or explosion, damage to the heating plant or damage 
resulting from improper usage, following must be observed: 
 
Use the burner control covered by this Basic Documentation in compliance with the 
specification and only in connection with the matching burner and heating plant. If not 
observed, the safety functions are no longer ensured. 
 
The burner control together with the AZL2… and the plant control system must be 
installed and commissioned by authorized personnel. If not observed, the safety 
functions are no longer ensured or there will be a risk of electric shock. 
 
The AZL2… is designed for use in dry rooms only. Do not install the unit outdoors 
and protect it from heat, frost and liquids, such as water, oil, fuel oil, etc. If not 
observed, there will be a risk of electric shock. 
 
Follow strictly the operating steps and settings instructions as detailed in this Basic 
Documentation. Settings identified as such must only be made by authorized 
personnel. If not observed, the safety functions are no longer ensured. 
 
If dirty or dusty, always clean the unit with a dry cloth. 
 
Do not try to repair the unit. Such work must only be performed by authorized 
personnel. If not observed, there will be a risk of electric shock. 
 
If you have any other questions relating to the unit, please contact your heating 
engineer or get in touch with any of the Siemens addresses given in this Basic 
Documentation.