Table of ConTenTs
x
powermax
65/85
Service Manual
Displaying the service screen ................................................................................................................................................. 5-21
Important fault icons ................................................................................................................................................................. 5-22
Performing a cold restart ......................................................................................................................................................... 5-22
Fault codes and solutions ........................................................................................................................................................ 5-23
Troubleshooting guide ........................................................................................................................................................................ 5-32
System tests.......................................................................................................................................................................................... 5-38
Test 1 – Voltage input .............................................................................................................................................................. 5-39
Test 2 – DC Power Buss ........................................................................................................................................................ 5-40
Test 3 – Output diodes............................................................................................................................................................ 5-42
Test 4 – Inverter and PFC temperature sensor .................................................................................................................. 5-43
Test 5 – Flyback circuit (DC minor voltages) ..................................................................................................................... 5-46
Test 6 – Torch stuck open (TSO) ......................................................................................................................................... 5-48
Test 7 – Start signal ................................................................................................................................................................. 5-50
Test 8 – Torch cap switch ...................................................................................................................................................... 5-51
Test 9 – Electronic regulator .................................................................................................................................................. 5-52
Test 10 – Pressure sensor ...................................................................................................................................................... 5-53
Test 11 – Fan ............................................................................................................................................................................. 5-54
Test 12 – AUX switch .............................................................................................................................................................. 5-55
Section 6
Component Replacement
Remove and replace the power supply cover and Mylar
Remove the power supply cover and Mylar barrier ..............................................................................................................6-2
Replace the Mylar barrier ............................................................................................................................................................6-3
Replace the power supply cover ..............................................................................................................................................6-4
Replace the power cord (200 – 600 V 3-phase CSA, 400 V 3-phase CE) .................................................................6-5
Replace the power cord (200 – 480 V 1-phase CSA) ................................................................................................... 6-10
Replace the work lead ........................................................................................................................................................................ 6-11
Replace the fan .................................................................................................................................................................................... 6-12
Replace the air filter element ............................................................................................................................................................. 6-14
Replace the air filter subassembly ................................................................................................................................................... 6-15
Replace the power board .................................................................................................................................................................. 6-17
Remove the DSP board ........................................................................................................................................................... 6-17
Replace the power board (380/400V CE) ......................................................................................................................... 6-19
Replace the power board (200 – 600V CSA) ................................................................................................................... 6-22
Install the DSP board ............................................................................................................................................................... 6-25
Replace the Mylar barrier and power supply cover. .......................................................................................................... 6-26
Replace the control board ................................................................................................................................................................. 6-27
Replace the heat sink components ................................................................................................................................................. 6-29
65A CSA ..................................................................................................................................................................................... 6-30
65A CE ........................................................................................................................................................................................ 6-31
85A CSA ..................................................................................................................................................................................... 6-32
85A CE ........................................................................................................................................................................................ 6-33
Содержание Powermax 65
Страница 1: ...Service Manual 807120 Revision 1 Plasma arc cutting systems ...
Страница 10: ...vi powermax65 85 Service Manual ...
Страница 16: ...Table of Contents xii powermax65 85 Service Manual ...
Страница 32: ...Specifications 1 16 powermax65 85 Service Manual ...
Страница 182: ...Troubleshooting and System Tests 5 56 powermax65 85 Service Manual ...
Страница 200: ...Component Replacement 6 18 powermax65 85 Service Manual 1 4 6 2 3 3 3 5 DSP back view DSP front view ...
Страница 216: ...Component Replacement 6 34 powermax65 85 Service Manual ...
Страница 244: ...Wiring Diagrams 8 2 powermax65 85 Service Manual ...
Страница 247: ...8 5 Electrical schematic diagram CSA ...
Страница 248: ...8 6 Electrical schematic diagram CE ...