![ELKHART BRASS Cobra 7250 HD EXM Скачать руководство пользователя страница 31](http://html1.mh-extra.com/html/elkhart-brass/cobra-7250-hd-exm/cobra-7250-hd-exm_installation-operating-and-maintenance-instructions_2393094031.webp)
31
o
If the update did not perform correctly, the preset LED will blink three times every
three (3) seconds. If the update did not perform correctly please call Elkhart Brass
at (800) 346-0250.
Remove the USB flash drive from the input controller to exit USB Mode. (On older systems
it may be necessary to push the right button on the panel mount or hand held, or move
the joystick right, to exit USB mode).
MAINTENANCE INSTRUCTIONS
Preventive Maintenance
The complete monitor and control system should be inspected during each apparatus
check. Careful inspection for damage to the monitor, valve or nozzle is especially important
after use of the
monitor in emergency operations.
Operate all possible functions to ensure that each works normally
Flow water to check the nozzle pattern
o
If the pattern is disrupted, clear the debris
o
If the obstruction still remains, remove the nozzle and check for debris lodged
between the nozzle stem and body