Air Cleaner-Gas; Gas - Bolens DuraTrac DGT 1800 Service Manual

5100 SERIES
TRACTOR
PAGE 4-2 Rev. 3192
. FUEL SYSTEM (Continued)
TYPICAL FUEL FLOW DIAGRAM
SERVICING
GASOLINE ENGINES
AIR INTAKE
FUEL-AIR
MISTURE INTO
ENGINE
AIR FILTER
··.·
•' · ... · .. · ....
.'·
...
'··:
Fig. 4-1
CARBURETOR
FUEL FILTER
FUEL TANK
Fill with
<:~
good, clean, fresh grade of
unleaded gasoline
A
CAUTION
-
DO NOT MIX OIL WITH GASOLINE.
REFUEL OUTDOORS. DO NOT
REFUEL WHILE ENGINE IS
RUNNING. ALLOW ENGINE TO
COOL BEFORE REFUELING.
Check to see that vent hole in fuel
tank cap is not plugged.
FUEL VALVE
The fuel valve is located under the
fuel tank. This valve must be fully
open for proper operation of the
tractor.
FUEL FILTER (Fig 4-2)
The fuel filter (A) is a disposable type
in-line fitter. It should be replaced
when dirty. To replace, first shut off
in-line valve under fuel tank, then
remove fiHer from the fuel line.
Fig. 4·2
Replace with Bolens part number
1727491.
AIR CLEANER
THE IMPORTANCE OF PROPER
AIR CLEANER MAINTENANCE
CANNOT BE OVER-EMPHASIZED!
IMPROPER AIR CLEANER
MAINTENANCE CAN CREATE
ENGINE DAMAGE WHICH THE
ENGINE MANUFACTURER WILL
NOT WARRANTI
AIR CLEANER DISASSEMBLY
1. Clean off any dirt or debris from
around the air cleaner.
"A"
2. Remove air cleaner cover.
3. Remove pre-cleaner (B), Figure 4-
2 and paper element (C).
PRE-CLEANER
Service pre-cleaner every 25 hours or
more often under extremely dirty or
dusty conditions.
Remove foam pre-cleaner by sliding it
off the paper cartridge.
Wash foam pre-cleaner in liquid
detergent and water.
Wrap foam pre-cleaner in cloth and
squeeze dry.
)