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04 hot start switch enable/disable, Excel arc 6045 operation, Figure 4-3: front panel access – Tweco 6045 Excel Arc User Manual

Page 30: Pull down front panel control panel pcb hinge pin, 1/4 turn both front cover screws to release

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EXCEL ARC 6045

OPERATION

Manual 0-5213

4-4

August 26, 2011

ARC FORCE (STICK)

FORCE D'ARC

V

VOLTS

V / A

A

AMPS

Professional

ON

MARCHE

ON

MARCHE

OUTPUT

ON

POWER

PUISSANCE

ON

MARCHE

WARNING:

READ OPERATING MANUAL

AVERTISSEMENT : LIRE LE MANUEL

D’OPERATING

PROCESS

PROCESSUS

FCAW

CAG

ARC ON TIME (HRS)

ARC À L'HEURE

REMOTE

COMMANDE À DISTANCE

REMOTE

COMMANDE À DISTANCE

LOCAL

COMMANDE LOCALE

CONTROL

COMMANDE

HOT START

DE DÉPART CHAUD

OUTPUT

CONTACTOR

RENDEMENT

CONJONCTEUR

OFF

ARRÊT

OFF

ARRÊT

Ar

t# A-10892

1/4 turn both Front Cover Screws to release

Pull Down Front Panel

Control Panel PCB

Hinge Pin

A

B

Figure 4-3: Front Panel Access

4.04 Hot Start Switch Enable/Disable

When activated, the HOT START SWITCH (Item “20.
HOT START SWITCH (SW3) – For STICK mode only
(SMAW/CAG)” on page 4-3) allows a short duration
pulse of higher current for ease of starting an arc in SMAW/
CAG mode only. The level and duration of the hot start
current are adjustable using two trim pots on the Control
Panel PCB.

1. Pull down the front panel. Refer to Section “4.03

Adjustments Behind the Control Panel” and “Figure
4-3: Front Panel Access”.

2. Locate the HOT START two trim pots on the Control

Panel PCB. R295 adjusts the hot start duration and
R275 adjusts the hot start current level. Refer to “Figure
4-4: Hot Start Level and Duration Adjustments”.

3. Using a small fl at-blade screwdriver, adjust the trim

pots in accordance with the parameters defi ned in
“Figure 4-4: Hot Start Level and Duration Adjustments”.