Miller Electric Miller DU-OP manual Inspecting And Cleaning Optional Spark Arrestor Muffler

8-9. Inspecting And Cleaning Optional Spark Arrestor Muffler

3

2

Tools Needed: 3/8 in

1

YStop engine and let cool.

1 Spark Arrestor Muffler

2 Cleanout Plug

Remove plug and remove any dirt covering cleanout hole.

3 Exhaust Pipe

Start engine and run several min- utes to blow out cleanout hole. If nothing blows out of hole, briefly cover end of exhaust pipe with fire- proof material.

YStop engine and let cool. Reinstall cleanout plug.

Ref. 800 633-B / Ref. 190 377

8-10. Checking Generator Brushes

Y Stop engine and let cool.

1 Generator Brush With Spring

Mark and disconnect leads at brush hold- er cap. Remove brushes.

Replace brushes if damaged or if brush material is at or near minimum length.

1/2 in (13 mm) Minimum Length

1-1/8 in (28.6 mm)

New Length

Replace

Damaged

Brushes1

Ref 217 359-A / S−0233−A

OM-494 Page 40