Section 7  
Maintenance and Troubleshooting  
 
This section describes the maintenance and inspection methods for preventing errors occurring, 
and troubleshooting measures when errors occur in the PT.  
 
7-1  Maintenance....................................................................................................................... 7-2 
7-1-1  Replacing the Battery ............................................................................................... 7-2 
7-2  Inspection and Cleaning..................................................................................................... 7-4 
7-3  Troubleshooting and Maintenance..................................................................................... 7-6 
7-4  Requesting a Replacement PT ......................................................................................... 7-14