Section10FUELSYSTEM
Subsection 03 (CARBURETOR)
Replace filter if damaged.
F01F0YA
1
TYPICAL
1. Filter
Fuel Accelerator Pump
Disconnect inlet and outlet hoses from accelerator
pump nipples.
F06F06A
1 2
TYPICAL
1. Fuel inlet hose
2. Fuel outlet hose
Using a suitable pump gauge tester, perform the
following test proceeding as follows:
– Install pump gauge tester (P/N 295 000 114) on
inlet nipple of accelerator pump .
– Obstruct outlet nipple with a finger and hold
while pumping.
– Pump tester until it reaches 28 kPa (4 PSI).
F06F07A
213
1. Pump gauge tester
2. Hose installed to inlet nipple
3. Outlet nipple obstructed
Diaphragm no. 10 must stand pressure for 10 sec-
onds. If pressure drops, replace accelerator pump
diaphragm.
Verify accelerator pump check valves operation as
follows:
Connect a clean plastic tubing to the valve inlet
nipple and alternately apply pressure and vacuum.
The check valve should release with pressure and
hold under vacuum.
WARNING
Some fuel may be present in fuel pump.
F06F08A
1
TYPICAL
1. Apply pressure and vacuum at inlet nipple
To check the injector, install pump gauge tester to
the injector hose.
522 smr2004-Complete Line Up
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