Miller Big Blue 800 DUO PRO, Owner'S Manual

Page: 59 / 88

Complete Parts List available at www.MillerWelds.com
OM-262 752 Page 55
Trouble Remedy
Have Factory Authorized Service Agent check control relay CR5 and Engine Control switch S1.
Engine cranks but does not start. Check fuel level.
Check battery and replace if necessary. Check engine charging system according to engine manual.
Have Factory Authorized Service Agent check control relay CR5. Have engine Factory Authorized
Service Agent check fuel pump and fuel system.
Air in fuel system. See engine manual.
Engine starts, but stops when Engine
Control switch is released. Check oil level. Automatic shutdown system stops engine if oil pressure is too low or engine temperature
is too high (see Section 5-5). Automatic shutdown system is inhibited for 30 seconds after start-up.
Have Factory Authorized Service Agent check control relay CR5.
Engine hard to start in cold weather. Keep battery in good condition. Store battery in warm area off cold surface.
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 (see engine manual).
Engine suddenly stops. Check oil level. Automatic shutdown system stops engine if oil pressure is too low or engine temperature
is too high (see Section 5-5). Automatic shutdown system is inhibited for 30 seconds after start-up.
See engine manual.
Engine slowly stopped and cannot be
restarted. Check fuel level.
Check engine air and fuel filters (see Sections 8-4 and 8-7).
See engine manual.
Battery discharges between uses. Turn Engine Control switch off when unit is not running.
Clean top of battery with baking soda and water solution; rinse with clear water.
Recharge or replace battery if necessary.
Periodically recharge battery (approximately every 3 months).
Engine idles, but does not come up to
weld speed. Have engine Factory Authorized Service Agent check speed control.
Engine does not run at idle speed. Circuit breaker CB14 may be open. CB14 automatically resets when fault is corrected (see Section
8-8). Have engine Factory Authorized Service Agent check speed control.
Have Factory Authorized Service Agent check control relays CR3 and CR4.
Engine uses oil during run-in period;
wetstacking occurs. Dry engine according to run-in procedure (see Section 13).
SECTION 10 − PARTS LIST
10-1. Recommended Spare Parts
Description
Part
No.
Dia.
Mkgs. Quantity
F1, F2 085874 Fuse, Mintr Cer Slo-blo 10. Amp 250 Volt 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
190823 Brush, Contact Elect .250 X.500 X 1.250 Grd Ay 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
♦
192939 Filter, Air Element Safety 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
262459 Kit, Filters Deutz (2.9l4) Engine (Includes) . . . . . . . . . . . . . . . . . . . . . .
192938 Filter, Air Element Primary 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
255765 Filter, Fuel Secondary 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
255764 Filter, Fuel Pri 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
067265 Oil Filter 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
265120 Belt, Fan V-groove 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Battery, Stor 12v 925 Crk 195 Rsv Gp 31 Maint Free 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
♦
Optional