Hypertherm Powermax 85 Service Manual

TroubleshooTing and sysTem TesTs
5-40 powermax 65/85 Service Manual
Test 2 – DC Power Buss
Resistance check
Note: All resistance values must be taken with the power cord disconnected and all internal power supply wires
attached.
• Remove the mounting screws from the bulk capacitors and pull the caps away from the power board.
• Measure resistances described in the following tables.
CSA
Test points Value
TP 10 and 12 25kΩ
TP 11 and 12 25kΩ
CE
Test points Value
TP 11 and 13 18kΩ
TP 12 and 13 18kΩ
WORK
LEAD
BLK
BLK
J13
J16J17J18J19
J26
TP12
J28
TP10
TP11
WORK
LEAD
J13
J2 J1
J18J19
J27
J30
J23
J24
TP13
J29
TP11
TP12
• Replace the bulk capacitor mounting screws before power-up.

Hypertherm Powermax 85 Specifications

General

Brand	Hypertherm
Model	Powermax 85
Category	Welding System
Language	English