Introduction ..............................................................................................................................................................................................3-2

Consumable life .......................................................................................................................................................................................3-2

Hand torch setup ....................................................................................................................................................................................3-3

Choose the hand torch consumables .....................................................................................................................................3-4

Hand torch consumables ...........................................................................................................................................................3-5

Install the hand torch consumables ..........................................................................................................................................3-6

Machine torch setup...............................................................................................................................................................................3-7

Converting an M65/M85 torch to an M65m/M85m torch .................................................................................................3-8

Mount the torch .......................................................................................................................................................................... 3-10

Choose the machine torch consumables ............................................................................................................................ 3-12

Machine torch consumables ................................................................................................................................................... 3-12

Install the machine torch consumables ................................................................................................................................ 3-15

Aligning the torch ...................................................................................................................................................................... 3-15

Connecting an optional remote-start pendant ................................................................................................................... 3-16

Connecting an optional machine interface cable ............................................................................................................... 3-17

Connecting the torch lead ................................................................................................................................................................. 3-22

Using the cut charts ............................................................................................................................................................................ 3-23

Estimated kerf-width compensation ...................................................................................................................................... 3-24

85 A shielded consumables ................................................................................................................................................... 3-26

65 A shielded consumables ................................................................................................................................................... 3-30

45 A shielded consumables ................................................................................................................................................... 3-34

FineCut

consumables ............................................................................................................................................................ 3-38

85 A unshielded consumables ............................................................................................................................................... 3-41

65 A unshielded consumables ............................................................................................................................................... 3-45

45 A unshielded consumables ............................................................................................................................................... 3-49

Section 4

Operation

Controls and indicators .........................................................................................................................................................................4-2

Rear controls .................................................................................................................................................................................4-2

Front controls and LEDs .............................................................................................................................................................4-2

Status screen ................................................................................................................................................................................4-4

Operating the Powermax65 or Powermax85 ...................................................................................................................................4-6

Connect the electrical power, gas supply, and torch lead .................................................................................................4-6

Attach the work lead to the power supply ..............................................................................................................................4-7

Attach the work clamp to the workpiece ................................................................................................................................4-8

Turn ON the system .....................................................................................................................................................................4-9

Set the operating mode switch .................................................................................................................................................4-9

Check the indicators ................................................................................................................................................................. 4-10

Manually adjusting the gas pressure ..................................................................................................................................... 4-10

Adjusting the current (amperage) .......................................................................................................................................... 4-11

Understanding duty-cycle limitations .................................................................................................................................... 4-12

viii

powermax

65/85

Service Manual

Table of Contents