Nortel DMS-100 Series Maintenance Manual page 664

13-62 OPM routine maintenance procedures
Heaters testing
OPM
(continued)
Summary of Testing heaters in an OPM
297-8361-550 Standard 04.01 September 2000
Cool ECU heat
switch
N
Heat blanket
turns ON?
Y
End
This flowchart is a summary of
the procedure.
Use the flowchart to review the
procedure. Follow the steps to
perform the procedure.
Contact
maintenance
support group