40
A
B
C
D
G. CARBURETTORS
1. GENERAL
Two basic types of carburettor are fitted to Tecumseh
engines built in Italy.
- Diaphragm carburettor
- Float carburettor
The operating and constructional differences of these
types of carburettor are as follows:
DIAPHRAGM CARBURETTOR (Fig. 1)
A - Choke
B - Idle
C - Intermediate speed
D - Full load
Inlet of petrol to carburettor is controlled by needle P.
During operation of the engine, this needle is lifted by
diaphragm L, when the fuel drawn from the jet nozzles
cause a depression on the upper part of the diaphragm.
P
L
P
L
P
L
P
L
Fig. 1
www.mymowerparts.com
For Discount Tecumseh Engine Parts Call 606-678-9623 or 606-561-4983
To Next Page