Hobart Champion 4500 Air Compressor User Manual


 
OM-4418 Page 16
5-2. Description Of Controls (See Section 5-1)
1 Engine Switch
Use switch to control ignition circuit, and to
stop engine.
2 Choke Control
Use control to change engine air/fuel mix.
Move control to right if starting a cold engine.
Move control to left if starting a warm engine.
3 Starter Handle
To Start:
D Open fuel valve (see Section 4-4).
D Turn engine switch to On.
D Set choke.
D Pull starter handle until engine starts.
Open choke as engine warms.
. This unit has a low oil level shutdown to
prevent starting an engine that is too low
on oil. The low oil level shutdown may not
stop a running engine. Check oil level if
the engine does not start, or has stopped
and cannot be restarted.
To Stop: turn engine switch to Off.
. Always close fuel valve after stopping
unit. Moving unit with fuel valve open may
cause carburetor flooding and make
starting difficult.
4 Current Control
Use control to select weld amperage. Control
may be adjusted while welding. Set Amper-
age control at max. for full generator power
output at ac receptacles.
To Set Current Control: Use electrode chart
(see Section 5-3) to determine correct size
electrode. Select electrode type and set cur-
rent control to corresponding amperage
range on nameplate. Adjust control within se-
lected range to obtain desired weld
performance.
EXAMPLE:
Electrode Type: 6013
Electrode Diameter: 1/8
Current Control Setting: 80 – 125 A
5-3. Amperage Selection Table For Stick (SMAW) Electrodes
211 457
Use table to select correct amper-
age for the electrode being used.
Values listed are suggested settings. Actual settings may vary depending on personal preference and/or specific application.
Suggested electrode for beginners is E7018 AC.