Workshop Manual

COMPILER TECO/ATL
REG. CODE
1-5302-509
MODEL N°
50778
DATE OF ISSUE
10.06.99
REVISION 00
ENDORSED
DATE
10.06.99
55
CARBURETOR 32TLF39/250
1- Casing
2- Cover
3- Base
4- Spacer
5- Float chamber seal
6- Mixture centering device
7- Pin valve
8- Float
9- Main jet
10- Brake air jet
11- Diffuser tube
12- Slow running jet
13- Filter
14- Ignition throttle
15- Starter command
16- Air eliminating capsule
17- Vacuum pick-up tube
18- Full loaf enriching valve
19- Pickup pump
20- Pump jet
21- Idling damper
22- Accelerator throttle
23- Accelerator cable winder
24- Idling adjuster screw
25- Idling mixture adjuster screw
136
FUELLING CIRCUIT
XI
CALIBRATED PARTS
ADJUSTMENTS
DESCRIPTION
Choke
Centering device
Main jet
Brake air jet
Diffuser tube
Slow running jet
Slow running air jet
Pump jet (at 20°)
Pump discharge
Pump cam
Ignition cam
Relief capsule bush
Pin valve
Fuel return hole
Non-return hole
Idling mixture adjuster hole
Idling mixture bush
Lead hole under throttle
Slot compression holes
1st CONDITION
22
2.8
120
190
F 74
50
160
40
40
14850.218
45200.211
40
150
100
120
170
150
200
4.9x0.8
DESCRIPTION
MECHANICAL LEVEL
WITH SEAL
FLOAT TRAVEL
ACCELERATION PUMP
Total flow rate (10.....pump strokes) cc.
TOTAL THROTTLE OPENING
IGNITION
Full starter air elimination
Fast Idling
1st Hole mechanical air elimination
Fast idling (value to regulate) Kg/h
AIR FLOW RATE WHEN IDLING
1st duct
VALUE
27 ± 0.25
34.2 ± 0.5
10 ± 2
15 ± 0.5
3.75 ± 4.25
32 ± 0.75
5 ± 0.5
13 ± 1
5