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HyDefinition RHF Console Setup Configuration

FIELD SERVICE BULLETIN

RHF CONSOLE MODIFICATION

Remove nut and separate the capacitor
assembly from the spark gap.

Remove the screw and lock washer
securing wire to the capacitor link plate.

Remove the two screws and lock
washers securing the link plate.
Remove the link plate.

Turn off the power, unplug the power cord and wait 5 minutes before opening RHF con-
sole.  If the power supply is directly connected to a line disconnect switch, place switch
in the OFF position.  In the U.S., use a "lock-out / tag-out" procedure until the service or
maintenance work is complete.  In other countries, follow appropriate local or national
safety procedures.

WARNING

ELECTRIC SHOCK CAN KILL

Turn off power to the power supply and wait 5 minutes before opening RHF console.

Open the RHF console and locate the capacitors secured to the spark gap assembly.

Summary of Contents for HyDefinition

Page 1: ...HyDefinition RHF Console Setup Configuration For Systems with Short Torch Leads 20 6m or less Field Service Bulletin 803490 Revision 0 ...

Page 2: ...in the United States and or other countries HyDefinition RHF Console Setup Configuration for Systems with Short Torch Leads 20 6m or less Field Service Bulletin IM 349 P N 803490 Revision 0 December 1998 HYPERTHERM Inc P O Box 5010 Hanover New Hampshire 03755 5010 Tel 603 643 3441 Fax 603 643 5352 http www hypertherm com email info hypertherm com ...

Page 3: ...n RHF Console Setup Configuration HyDefinition RHF Console Setup Configuration In this bulletin Introduction 2 Purpose 2 General 2 Applicability 2 Identifying Effected RHF Consoles 3 RHF Console Modification 4 Power Supply Modification 6 ...

Page 4: ...k gap assembly may experience decreased starting reliability This bulletin includes instructions for modifying effected power supplies and RHF consoles to improve the reliability of the starting cycle Applicability This field service bulletin applies to HyDefinition systems HD1070 and HD3070 that use short torch leads 20 feet or less and have an RHF console containing a three capacitor spark gap a...

Page 5: ...examine the capacitors secured to the spark gap assembly Turn off the power unplug the power cord and wait 5 minutes before opening RHF con sole If the power supply is directly connected to a line disconnect switch place switch in the OFF position In the U S use a lock out tag out procedure until the service or maintenance work is complete In other countries follow appropriate local or national sa...

Page 6: ...wer unplug the power cord and wait 5 minutes before opening RHF con sole If the power supply is directly connected to a line disconnect switch place switch in the OFF position In the U S use a lock out tag out procedure until the service or maintenance work is complete In other countries follow appropriate local or national safety procedures WARNING ELECTRIC SHOCK CAN KILL Turn off power to the po...

Page 7: ...HF Console Setup Configuration Install the screw and lock washer to secure wire to the capacitor Install the nut to secure the capacitor assembly to the spark gap Make sure washer is installed as shown Washer Close and secure the RHF console ...

Page 8: ...ly cover If the power supply is directly connected to a line disconnect switch place switch in the OFF position In the U S use a lock out tag out procedure until the service or maintenance work is complete In other countries follow appropriate local or national safety procedures WARNING ELECTRIC SHOCK CAN KILL POWER SUPPLY MODIFICATION Turn off power to the power supply and wait 5 minutes before r...

Page 9: ...IN HyDefinition RHF Console Setup Configuration Remove wire 66 from relay CR4 Attach wire 66 along with wire 67 to the lower terminal of relay CR4 Relay CR4 Replace the right side pane to the power supply and secure in place ...

Page 10: ...8 HyDefinition RHF Console Setup Configuration FIELD SERVICE BULLETIN Blank ...

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