Miller Electric Big Blue 251D manual Installing Muffler Pipe, Engine Prestart Checks, Oil

Models: Big Blue 251D

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5-3. Installing Muffler Pipe

Tools Needed: 1/2 in

5-4. Engine Prestart Checks

YStop engine and let cool.

YDo not blow exhaust toward air cleaner or air intake.

Top View

exh_pipe2 12/96 − 154 089-A / 154 611 / Ref. 206 029

1/2 in

 

(13 mm)

Full

 

Diesel

 

Valve Open

Check all fluids daily. Engine must be cold and on a level surface.

Follow run-in procedure in engine manual. If unburned fuel and oil col- lect in exhaust pipe during run-in, see Section 10.

Fuel

Y Do not use gasoline. Gasoline

 

will damage engine.

 

 

Add fresh diesel fuel before starting

 

engine the first time (see mainte-

 

nance label for specifications). Fill

 

fuel tank up to 1/2 in. (13 mm) from top

 

to allow room for expansion. Open

 

fuel shut-off valve.

 

 

Do not run out of fuel or air enters fuel

 

system and causes starting prob-

 

lems. See engine manual to bleed air

 

from fuel system.

 

 

Oil

 

 

After fueling, check oil with unit on lev-

 

el surface. If oil is not up to full mark on

 

dipstick, add oil (see maintenance la-

 

bel).

 

 

. Your unit may have the optional

 

low oil pressure

shutdown

 

switch. However, some condi-

 

tions may cause engine damage

 

before the engine shuts down.

 

Check oil level often and do not

 

use the oil pressure shutdown

 

system to monitor oil level.

 

. To improve cold weather starting:

 

Keep battery in good condition.

 

Store battery in warm area.

Full

Use fuel formulated for cold

 

 

weather (diesel fuel can gel in

 

cold weather). Contact local fuel

 

supplier for fuel information.

 

Use correct grade oil

for cold

 

weather.

 

Ref. 800 159-D

OM-480 Page 15

Page 19
Image 19
Miller Electric Big Blue 251D manual Installing Muffler Pipe, Engine Prestart Checks, Stop engine and let cool, Oil