Carburetors, Fuel System

B – Loctite 243
L – Klueber Isoflex Topas Nb5051AR – As required

a – For cylinder 2 and 4;
b – From engine 912 UL S/N 4,401.595 up to 4,402.978, 914 UL S/N 4,417.708 up to 4,417.727;
c – From engine 912 UL S/N 4,402.979, 914 UL S/N 4,417.728;
d – Up to engine 912 UL S/N (Only if the engine was not refitted with intake manifolds 867683 and 867688) 4,402.978, 914 UL S/N 4,417.727;
e – Only at intake manifold without O-ring;
f – See following Service Bulletin SB-912-030 / current issue SB-914-019;
g – Not suitable for direct installation of the air filter on the carburetor. Forseen for airboxes without drip tray;
h – For rework of exhaust port. See Maintenance Manual Heavy of the respective engine type, current issue;
i – In a roll;
j – See Service Instruction SI-914-020 / current issue SI-914-022;
k – For cylinder 1 and 3;
l – Intake manifold with connection boss for pneumatic carburetor-synchronization. From engine 912 UL S/N 4,404.045, 912 ULS 4,426.475, 914 UL 4,417.956

B – Loctite 243

a – For cylinder 1/3;
b – For cylinder 2/4;
c – Carburetor housing not available as spare part. Use carburetor assembly; 
d – Refer to service instruction SI-03-1998 current issue;
e – With clearance for O-ring (use only together with O-ring pos. 16 P/N 950430);
f – See SI-912-012, SI-914-014 current issue;
g – For airbox P/N 667167, See SI-914-015 current issue, For engine S/N 914 UL 4,418.634;
h – For airbox P/N 867753 or 667162, See SI-914-013 and SI-914-002 current issue;
i – Package including two floats;
j – At carburetor 1/3 only 1 piece;
k – Contain parts requirement for 2 carburetors

B – Loctite 243

a – Marked with S/N;
b – Only for TCU P/N 966470;
c – For cylinder 2/4;
d – For cylinder 1/3;
e – Used as water trap;
f – Also included in carburetor for 914 Cyl. 2/4;
g – Drip tray for airbox P/N 867758, 667162 and 667167;
h – For use of airbox P/N 667162. See SI-914-013 current issue;
i – For use of airbox P/N 667167, See SI-914-015 current issue;
j – For use of airbox P/N 867753;
k – New adapter flange use only together with throttle valve position sensor. See SI-25-1997;
l – See Service Instruction SI-914-022 current issue;
m – Optional for fuel pressure gauge connection;
n – Not for TCU P/N 966470