5. servicing engine lubrication and fuel systems – Miller Electric Trailblazer Pro 350 User Manual
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OM-4401 Page 29
7-5.
Servicing Engine Lubrication And Fuel Systems
Ref. 802 579-B / Ref. 203 031-A / S-0842
Tools Needed:
5
4
4
2
3
Y
Stop engine and let cool.
1
Oil Filter
2
Oil Drain Valve
3
1/2 ID Hose
4
Fuel Line
5
Primary (In-Line) Fuel Filter
6
Secondary (Canister) Fuel Filter
7
Petcock
8
Fuel Tank Sludge Drain
To change oil and filter:
Pull oil drain hose through access hole in
base. Change engine oil and filter accord-
ing to instructions in engine manual.
Y
Close valve and valve cap before ad-
ding oil and running engine.
Fill crankcase with new oil to full mark on
dipstick (see Section 4-2).
To drain water from fuel system:
Open secondary fuel filter petcock and
drain water into metal container. Close pet-
cock when water-free fuel flows.
To change fuel filters:
Install new primary fuel filter as shown.
Replace secondary fuel filter according to
engine manual.
Replace fuel lines if cracked or worn.
Wipe up any spilled fuel.
Y
After servicing, start engine and
check for fuel leaks.
Stop engine, tighten connections as
necessary, and wipe up fuel.
To drain sludge from fuel tank:
Put metal container under drain, and re-
move sludge drain plug. Reinstall plug
when done.
1
8
9/16 in
FLOW
6
7