HTP MicroCut 875SC Owner'S Manual Download Page 15

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PCB 
Primary 
Inverter 
61088800 

Wiring Diagram 

PCB Fuses 
618200000L 

PCB Line Filter 
61734000 

PCB Sec.  
Inverter 
61267000 

PCB  
Switch 
Pilot-Cut 
61083300 

Torch 

PCB Microprocessor 
Logic Control 
61316100 

J9 

J8 

J10 

II 

III 

J1 

J2 

J3 

GND 

IN1 

IN2 

IN3 

OUT1 

OUT2 

OUT3 









10 

J6 

J1 

J6 

J10 

HS1 

J3 

R13 

GND 

J4 

J5 

J1 

J2 






12 
11 
10 












J3 










Torch Safety Switch 

Torch Switch 

S1 

T1 

T2 

XL1 

J1 

Pilot 

S4 

S3 

Pressure Switch 

Panel Safety Switch 

SICOR1 

SICOR2 

Pilot Solenoid Valve 

EVA 

SW1 

SW2 

J4 

J5 

J7 

J6 

J3 

LED PCB 
61329200 

On 

Air 

Res.  Tem. 

D

S2

A

 

D

S3

A

 

D

S4

A

 

D

S1

A

 

R36 

I Cut. 

Reset 

Air Test 

S1 

S2 

Man/Auto 

S2 

0V 

9V 

18V 

24V 

0V 

0V 

Tr. Aux. 

Fan 

F1 

0V 

230V 

400V 

Summary of Contents for MicroCut 875SC

Page 1: ...HTP MicroCut 875SC Owner s Manual HTP America Inc 180 Joey Drive Elk Grove Village IL 60007 1304 Phone 847 357 0700 Fax 847 357 0744 Web www usaweld com...

Page 2: ...ine to meet CNC plasma cutting table compatibility at a later date As an added bonus the hand torch and machine torch utilize the same consumables apart from the shield cap so you only need to keep on...

Page 3: ...e station upon return of the goods at the Customer s risk and expense HTP s option of repair or replacement will be F O B from the factory in Elk Grove Village Illinois therefore no compensation for t...

Page 4: ...parts can cause electric shock which results in serious injury such as severe burns or even death When you power the equipment on all circuits including the input power circuit and equipment internal...

Page 5: ...r combustible surfaces Remove combustibles such as butane lighters and matches from your person prior to operating equipment Hot Parts Avoid touching hot parts with bare skin hot parts can cause burns...

Page 6: ...operations The heat and rays of the arc can react with vapors and form highly toxic and or irritating gases Do not cut coated metals such as galvanized lead or cadmium plated steel unless you remove t...

Page 7: ...ltration process and includes reusable desiccant When the desiccant turns from blue to a clear orange color simply pour the desiccant on a baking sheet place in the oven and bake for about an hour or...

Page 8: ...the reset button either the plasma torch is installed incorrectly the consumables are not installed correctly or the air pressure is set too low 4 Thermo Switch LED LED illuminates yellow if you excee...

Page 9: ...iece Automatic cutting is ideal when cutting expanded metal Setup Plasma Torch Connection Before installing the plasma cutting torch disconnect power to the machine The MicroCut 875SC features a quick...

Page 10: ...ch the plasma arc bends anywhere from 5 to 15 degrees The sparks should shoot out beneath the workpiece If the sparks shoot up from the workpiece slow down and or adjust the output current When you fi...

Page 11: ...compressor to remove any dust and debris You can also remove dust and debris without removing the cover by blowing into the louvers located on the front and or back of the power source Removing dust...

Page 12: ...Shield Cap B 87005HMO Shield Cup Body C 87030MO Contact Cutting Tip 20 50A D 87003MO Electrode E 87058MO Swirl Ring F 87002HTH TH 70 Torch Head 87030GSMO Not Pictured Gouging Tip 45A 87005GMO Not Pict...

Page 13: ...sumables Part Description A 87005SMMO Shield Cap B 87005HMO Shield Cup Body C 87030MO Contact Cutting Tip 20 50A D 87003MO Electrode E 87058MO Swirl Ring F 87002MTH TM 70 Torch Head 87002MT Not Pictur...

Page 14: ...Auto Switch 64188 23 Label Side Panels 66116 40 7 24 Cover Top Right Side 620595 41 8 Front Panel 60104 25 Input Power Cable 64062 42 9 Front Panel Holder 620593 26 Handle 66103 43 10 On Off Switch 6...

Page 15: ...Z R S T GND IN1 IN2 IN3 OUT1 OUT2 OUT3 1 2 3 4 5 6 7 8 9 10 J6 J1 1 1 1 1 1 J6 J10 HS1 J3 R13 GND J4 J5 J1 J2 1 1 1 2 3 4 5 6 12 11 10 9 8 7 6 5 4 3 2 1 1 2 3 4 A D C B J3 1 1 1 1 1 6 5 4 3 2 1 1 2 3...

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