END USER MANUAL
OPERATION AND MAINTENANCE OF HIGH PRESSURE WATER MIST PUMP UNIT
REVISION 4, MAY 2016
Annual test and inspection
Externally examine all high-pressure cylinders for evidence of damage or corrosion.
Check the hydrostatic test date of all high-pressure cylinders.
Functionally test unit(s) audible and visual alarms.
Flow test all unit pumps for proper pressure and capacity.
Verify that all pump unit relief valves are properly set.
Examine unit filters to verify they are free of debris and contamination.
Functionally test the automatic unit tank filling system (see test procedure in DIOMA manual
for your system).
Test emergency power supply switchover, where applicable.
Check condition of batteries if any. Renew if capacity is less than 80% or batteries are more
than 3 years old.
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