BOMBARDIER ELAN 3042 1985 Shop Manual page 226

Section 02 ENGINE
Sub-section 11 (CARBURETOR & FUEL PUMP)
I. Fuel pump assembly
2. Packing
3. Diaphragm
4 . Grommet
5. Valve
6. Diaphragm
7. Packing (cap}
8 . Screw
9. Pump body
REMOVAL
- Disconnect fuel inlet line at fuel pump then secure fuel
line to steering support so that the open end is located
higher than the fuel tank.
- Disconnect fuel outlet line(s).
-Disconnect pulsation line.
- Remove screws (or nuts if applicable) securing fuel
pump .
FIG. IB)
A0000020 13
I
14--- Pulsation
' ,
1
line
Fuel
outlet--.'~
line
DISASSEMBLY
&
ASSEMBLY
4,5,9, Grommet, valve, pump body
Do not disassemble valve unless replacement is Indi-
cated .
To install a new valve , proceed as follows :
- Place new valve flat on its seat.
02-11 - 10
TO. Pulse chamber
11. Cover
12. Fuel pump assembly
13. Diaphragm
14. Membrane
15. Packing fcapJ
16. Screw
17. Cover
18. Pulse chamber
- Insert a
3132 "
pin punch inside valve holder and lubri-
cate tip of holder with a drop of oil.
-Push holder into pump body as illustrated .
A000002016
CLEANING
&
INSPECTION
The entire pump should be cleaned with general purpose
solvent before disassembly .
Fuel pump components should be cleaned in general pur-
pose .solvent and dried with compressed air.
...A..
WARNING: Solvent with a low flash point such as
T
gasoline, naphtha, benzol, etc., should not be used
as each is flammable and explosive .
Inspect diaphragm. The pumping area should be free of
holes or imperfections. Replace as needed .
Check fuel pump valves operation as follows:
Connect a length of clean plastic tubing to the inlet nip-
ple and alternately apply pressure and vacuum with the
mouth. The inlet valve should release with pressure and
hold under vacuum.
Repeat the same procedure at the outlet nipple. This time
the outlet valve should hold with pressure and release
under vacuum .
0
NOTE: On model fitted with two outlets, plug one
· outlet with finger while checking outlet valve.
INSTALLATION
To install, inverse removal procedure .