Hypertherm HT2000-200 Volt - Manual (Page 174)

HySpeed HT2000
Instruction Manual
8-29
22
Preventative Maintenance Schedule Year________
Daily:
Verify proper inlet gas pressure -- See Instruction Manual, Specification section
Verify proper gas flow settings --
Mandatory at every consumable change
-- See Instruction Manual, Operation section
Verify proper coolant pressure and temperature --
Water Chillers only
-- See Instruction Manual, Specification section
Replace consumables as needed, and inspect torch
Weekly: Date Completed:
Jan Feb March April May June July Aug Sept Oct Nov Dec
Week 1
Week 2
Week 3
Week 4
Week 5
Clean power supply with dry, oil free compressed air, or vacuum Clean torch threads and current ring
Verify cooling fans are working properly Verify proper coolant level
Monthly: Date Completed:
Jan Feb March April May June July Aug Sept Oct Nov Dec
Inspect for loose wire connections
Inspect contacts on main contactor for wear
Inspect pilot arc relay for pitting
Verify proper operation of coolant flow switches
Perform coolant flow test
Check gas console packing nuts for tightness
Perform gas leak test
Inspect cable connections
Bi-Annually: Date Completed:
Service 1________ Service 2________
Drain coolant system -- See Instruction Manual, Maintenance section
Replace coolant filter element - See Instruction Manual, Maintenance section
Replace coolant with genuine Hypertherm coolant
Annually: Date Completed:________
Replace pilot arc relay
Replace main contactor
Hypertherm, Inc. 8/28/00