Hypertherm HPR800XD Auto Gas Preventive Maintenance Program Rev.1 - Manual (Page 7)

HPR800XD Auto Gas Instruction Manual 808680 7
Contents
Preventive Maintenance Program ............................................................................................ 9
Overview ............................................................................................................................................................................................. 9
Cleaning and inspection schedule ............................................................................................................................................ 10
Daily .......................................................................................................................................................................................... 11
Do a test of the inlet pressures ................................................................................................................................... 11
Examine all of the air filters .......................................................................................................................................... 11
Do a check of the coolant level and condition ........................................................................................................ 11
Examine and lubricate O-rings .................................................................................................................................... 12
Examine the water tube and torch ............................................................................................................................. 12
Weekly ...................................................................................................................................................................................... 13
Examine hoses and torch leads .................................................................................................................................. 13
Do tests for gas leaks ................................................................................................................................................... 13
Do a check of the coolant flow ................................................................................................................................... 13
Do a check of the coolant level .................................................................................................................................. 13
Monthly ..................................................................................................................................................................................... 14
Clean inside the power supply ................................................................................................................................... 14
Clean the chiller air filter ............................................................................................................................................... 14
Clean inside the chiller ................................................................................................................................................. 15
Examine the coolant system ........................................................................................................................................ 15
Examine the main contactor ........................................................................................................................................ 16
Examine the pilot arc relay ........................................................................................................................................... 16
Do the coolant flow test ............................................................................................................................................... 16
Examine the gas line connections .............................................................................................................................. 17
Examine the hoses ......................................................................................................................................................... 17
Examine the cables ........................................................................................................................................................ 17
Examine the ground connections ............................................................................................................................... 17
Examine the table-to-workpiece connection ........................................................................................................... 17
Component replacement schedule ........................................................................................................................................... 18