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OM-478 Page 41
Engine remains at weld rpm when En-
gine Control switch is in the Run/Idle po-
sition and load is removed.
Check fuse F11, and replace if open (see Section 8-7).
Move CC/CV switch to CC position. Unit does not run at idle speed in CV mode.
Have Factory Authorized Service Agent check continuity and connections of current transformer CT1
and idle module.
Engine does not stop when Engine
Control switch is placed in Off position.
Have Factory Authorized Service Agent check diode D9
Air compressor does not build up pres-
sure or builds pressure slowly.
Have Factory Authorized Service Agent check air compressor.
Engine uses oil during run-in period;
wetstacking occurs.
Dry engine.
D. Optional Battery Charging System
Trouble Remedy
Battery discharges between uses. Be sure Engine Control switch is in Off position when unit is not being used.
Clean top of battery with baking soda and water solution; rinse with clear water.
Recharge or replace battery if necessary.
No battery charge output; Battery light
is On.
Place Output Selector switch in Jump Start/Battery Charge position.
Check and tighten battery connections if necessary.
Battery being charged is bad. Properly dispose of battery.
No battery charge output; Battery light
is Off.
Place Output Selector switch in Jump Start/Battery Charge position.
Place Output (Contactor) switch in Remote position, and connect remote push button to Remote 14
receptacle.
E. Air Compressor
Trouble Remedy
Air compressor fails to build pressure or
builds pressure slowly.
Have Factory Authorized Service Agent check air compressor components.
Low air pressure. Check for leaks in air lines and hoses.
Disconnect air line at air control valve, and start engine to run air compressor. If air blows out of discon-
nected line, check air control valve. If air does not blow out of line, have Factory Authorized Service Agent
check air compressor.
Have Factory Authorized Service Agent check compressor for rated output.
Pneumatic tools freeze up because of
moisture in compressed air.
Install optional Turbo 2000 air dryer/filter kit (Miller part no. 043 249).
Induce an antifreeze solution into the air supply.
Oil in air lines. Install optional Turbo 2000 air dryer/filter kit (Miller part no. 043 249).