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Start WARSZTAT Silnik M110 Carburetor, fuel pump, throttle linkage Removal and installation of carburetor

Removal and installation of carburetor

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07.2—194 Removal and installation of carburetor
 
 

 
 
Identification: Information plate in national language on cross member in front of radiator or on cylinder head cover. Adjust engines according to data of respective exhaust gas information plate.
 
 

 
 
Testing and adjusting values
 
 

 
 
Idle speed adjustment
 
 

 
 
National version
Idle speed 1/min
Idle speed emission value % CO
 
 

 
 
up to 1976
max. 1.5
 
 

 
 
1976
800-900
 
 

 
 
max. 1.0 without air injection
 
 

 
 
T) 1976
 
 

 
 
<psi> 1973
 
 

 
 
750-900
up to 1.5
 
 

 
 
1974 Federal
 
 

 
 
1974 California
700-900
6—8 without air injection
 
 

 
 
1975/76
800-900
max. 1.0 without air injection
 
 

 
 
Vacuum governor1)
 
 

 
 
National version
Engine speed
Vacuum hose pulled off
1/min
Engine speed
Driving position engaged
1/min
 
 

 
 
without
TN choke
with
TN choke
 
 

 
 
1976
 
 

 
 
1976
 
 

 
 
1700-1900
600-700
 
 

 
 
1973/74
1200-1400
 
 

 
 
1975/76
 
 

 
 
l) When engaging all auxiliary units, the engine should still run smoothly.
 
 

 
 
07.2.2 la—194/1
 
 

 
           

 

               
 

 
 
Tightening torques
Nm
(kpm)
 
 

 
 
with new insulating flange
10
(1.0)
 
 

 
 
Carburetor fastening nuts
 
 

 
 
with insulating flange used up to now
8
(0.8)
 
 

 
 
Special tools
 
 

 
 
f
m110 - 0372-1.jpg
 
 

 
 
Oil telethermometer
I
116 589 27 21 00
 
 

 
 
Digital tester
m110 - 0372-2.jpg
001 589 54 21 00
 
 

 
 
Connecting cable 6 m long
000 589 04 90 00
 
 

 
 
I1OO4-T112          \
 
 

 
 
Intermediate plug (adaptor)
000 589 72 63 00
 
 

 
 
Trigger
m110 - 0372-3.jpg
000 589 71 63 00
 
 

 
 
Torque wrench 4—16 Nm (40—160 kpcm)
m110 - 0372-4.jpg
000 589 67 21 00
 
 

 
 
Conventional tools
 
 

 
 
Revolution counter, CO measuring instrument
 
 

 
 
07.2.2 la-194/2
 
 

 
               

 

       
 

 
 
Removal
m110 - 0373-1.jpg
 
 
1    Remove air filter.
2   Evacuate excess pressure in cooling system by loosening radiator cap for a short moment, then tighten cap again.
3   Unscrew fuel return valve. Pull off electric cable on choke cover, plug on idle speed shutoff valves, vacuum lines and coolant hoses. Disconnect regulating rod on carburetor.
 
 

 
 
4 Unscrew carburetor fastening nuts and remove carburetor.
 
 

 
 
Installation
 
 

 
 
5 Install carburetor in vice versa sequence. Proceed as follows:
•   Check insulating flange for damage and replace, if required.
•   Pay attention to installation position and various insulating flange versions.
 
 

 
 
(@) 1973/74
(@) California 1974
Arrow = groove for drawing off fuel evaporation vapors, should point toward carburetor.
m110 - 0373-2.jpg
 
 

 
 
CD 1976 (D 1976 (usa) 1975/76
Arrow = groove for drawing off fuel and crankcase evaporation vapors, should point toward carburetor.
Attention!
This insulating flange should no longer be installed for model years 1973/74.
m110 - 0373-3.jpg
 
 

 
 
107-9854/1
 
 

 
 
07.2.2 la-194/3
 
 

 
       

 

           
 

 
 
• Tighten carburetor fastening nuts uniformly and crosswise to specified torque.
Attention!
To prevent distortion of carburetor, tighten with a torque wrench only and up to specified torque.
m110 - 0374-1.jpg
 
 

 
 
Attach vacuum lines on carburetor according to diagram.
 
 

 
 
1973/74 Federal
m110 - 0374-2.jpg
 
 
A Vacuum connection for vacuum switch
(13) of ignition retard B Vacuum connection for switchover valve
(9)  of ignition retard
C Vacuum connection for switchover valve
(10)  of throttle valve lift by vacuum governor, as well as for fuel return valve (284)
Line colors
gr = grey bl = blue ws = white
 
 
ws
1073-8659
 
 

 
 
07.2.2 la-194/4
 
 

 
           

 

         
 

 
 
1974 California
m110 - 0375-1.jpg
 
 
A Vacuum connection for vacuum switch (13)
of ignition adjustment B Vacuum connection for draw-off valve (38)
of fuel evaporation control system C Vacuum connection for switchover valve (9)
of ignition adjustment, decel diverter valve
of air injection, vacuum governor and fuel
return valve (284)
Line colors
bl =   blue
br =   brown
gr =   grey
gn =   green
rt =   red
ws =   white
 
 

 
 
1975/76,
 
 

 
 
A Vacuum connection check valve (35) of
vacuum booster for EGR B Vacuum connection for draw-off valve (38)
of fuel evaporation control system C Vacuum connection for check valve (35) of
float chamber vent system, vacuum governor
and fuel return valve (284)
Line colors
m110 - 0375-2.jpg
 
 
bl = br =
blue brown
 
 
gn =  green
sw =   black
vi =   purple
ws =   white
 
 

 
 
07.2.2 la-194/5
 
 

 
         

 

         
 

 
 
1976
m110 - 0376-1.jpg
 
 
A   Vacuum connection 40 °C thermovalve (60) of EGR
B    Vacuum connection for ignition advance
C    Vacuum connection for vacuum governor
D   Vacuum connection for vacuum booster (54) of EGR
Line colors
 
 
br
ge
rt vi
brown yellow red purple
 
 

 
 
6 Adjust idle speed (07.2-100).
 
 

 
 
07.2.2 la-194/6