Hobart Welding Products OM-948 - Manual (Page 7)

OM-948 Page 3
SECTION 2 – SAFETY INFORMATION
Read all safety messages throughout this manual.
Obey all safety messages to avoid injury.
Learn the meaning of WARNING and CAUTION.
1 Safety Alert Symbol
2 Signal Word
WARNING means possible death
or serious injury can happen.
CAUTION means possible minor
injury or equipment damage can
happen.
3 Statement Of Hazard And
Result
4 Safety Instructions To Avoid
Hazard
5 Hazard Symbol (If Available)
6 Safety Banner
Read safety blocks for each
symbol shown.
7 NOTE
Special instructions for best
operation – not related to safety.
2
NOTE
ELECTRIC SHOCK can kill.
•
Do not touch live electrical parts.
•
Disconnect input power before
installing or servicing.
WARNING
READ SAFETY BLOCKS at start of
Section 3-1 before proceeding. WARNING
5
4
6
7
1 2
CAUTION
MOVING PARTS can injure.
•
Keep away from moving parts.
•
Keep all panels and covers closed
when operating.
3
Turn Off switch when using high frequency.
SECTION 3 – INSTALLATION
3-1. Specifications
Air-Cooled Welding Gun For FCAW And GMAW Welding
Note: Using gasless flux cored wire reduces gun duty cycle.
803 495-A
H-9 Feeds .030 To .035 in (0.8 To 0.9 mm) Flux Cored Wire Or .024 To .030 in (0.6 To 0.8 mm) Hard Wire
Duty Cycle Rating:
100%: 40 A With Flux Cored Wire
100%: 100 A With CO
2
Shielding Gas
60%: 100 A With Mixed Gases
Weight With 8 ft (2.4 m) Power Cable: 2.2 lb (1.0 kg)
Duty Cycle is percentage of 10
minutes that unit can weld at rated
load without overheating.
Y Exceeding duty cycle can
damage unit and void
warranty.
See Section 3-1. Specifications for amperage
rating and duty cycle.
Overheating
0
15
A or V
OR
Reduce Duty Cycle
Minutes
sduty1 5/95
Continuous Welding
100%dutycycle
3-2. Duty Cycle And Overheating
6 Minutes Welding 4 Minutes Resting
60%dutycycle