NR-900S
Operation Manual
25
Daily maintenance
–
use clean rag to remove dirt and dust from external surfaces of the
device components;
–
use brush and soup water to clean the carry case;
–
dry the carry case;
–
correct minor paint coating defects (scratches and chipping) of the
device components;
–
charge the batteries;
–
perform the device workability test;
–
remove the batteries;
–
pack
NR-900S
components into the carry case.
Scheduled maintenance
–
charge the batteries.
ROUTINE REPAIR
The defective device repair, adjustment and setting-up should be
carried out
ONLY
by authorized personal at the Manufacturer’s
factory.
