B&M StarTek 77100 Instructions Download Page 3

generally  prevent  you  from  being 
able  to  return  your  starter:

  With 

the  installation  procedure  complete, 
start  the  engine  several  times. 
Remove  the  starter.  After  cranking 
the  engine  multiple  times,  you 
should  be  able  to  inspect  the 
witness pattern on the pinion gear to 
check  for  proper  engagement.  The 
gear  should  show  wear  from  the 
outer  face  to  between  1/4”  &  3/8” 
back towards the body of the starter.  
If  the  mark  exceeds  3/8”  in  length, 
remove the mounting block from the 
starter  and  install  the  shim  ring  and 
outer shim. This will move the pinion 
away  from  the  ring  gear  .060”,  or 
1/16.  If  the  witness  pattern  is  less 
than  1/4”  or  the  starter  skips  or 
grinds  during  engagement,  most 
likely the wrong application starter is 
being used. 

STEP  6.

  Connect  the  solenoid 

switch  wire.  With  the  amperage 
being  considerable  (~30A)  to  pull 
the  bendix,  B&M  recommends  12 

Ga.  wire  as  a  minimum.  Figure  6 
shows  wiring  without  a  remote 
solenoid,  Figure  7  shows  wiring 
with a remote solenoid. While  your 
B&M  starter  does  not  require  a 
remote  solenoid,  it  is  generally 
easier  to  keep  as  much  of  the 
original wiring as possible. 

Note: 

If 

your  original  starter  had  a  second 
terminal,  or  “R”  terminal,  this  can 
generally  be  omitted.  Please  see 

trouble  shooting  information  at  the 
end  of  this  procedure  for  further 
information.

  

STEP  7.

  Connect  the  main  cable  to 

the  starter.  Please  see  Figures  6 
and 7 for reference. Due to the high 
amperage required to turn the  

Figure 4: Calculating Pinion Engagement

 

Figure 5: Starter Shim Assembly, (

If Required

)

 

Summary of Contents for StarTek 77100

Page 1: ...ight be near the starter The vehicle should be off the ground for ease of installation jack stands wheel ramps or a hoist will work fine MAKE SURE VEHICLE IS FIRMLY SUPPORTED DO NOT WORK UNDER A VEHICLE IF IT IS SUPPORTED BY ONLY A JACK Try to raise the vehicle 1 2 feet so you will have plenty of room to work APPLICATION NOTES When selecting a starter for your particular Ford year model and drivet...

Page 2: ...ce from the outer surface of the pinion to the starter mounting flange where it bolts to the bellhousing Record this as dimension A Then measure from the bellhousing block plate to the face of the ring gear Record this as dimension B this dimension should be close to 3 8 or 3 4 depending on your application Please see Figure 4 A B needs to be between 1 4 to 3 8 If A B 3 8 then remove the mounting ...

Page 3: ...nds during engagement most likely the wrong application starter is being used STEP 6 Connect the solenoid switch wire With the amperage being considerable 30A to pull the bendix B M recommends 12 Ga wire as a minimum Figure 6 shows wiring without a remote solenoid Figure 7 shows wiring with a remote solenoid While your B M starter does not require a remote solenoid it is generally easier to keep a...

Page 4: ...e to its length Keep in mind to size all ground wires accordingly also these are carrying equal current Please see Table 2 for cable length versus gage recommendations Figure 6 Starter Wiring Without Remote Solenoid Figure 7 Starter Wiring With Remote Solenoid ...

Page 5: ...st resistor by pass The B M StarTek starter does not have this terminal as most modern ignition systems do not require it If it is found that your ignition system has low or no voltage during cranking connect a 10A 250V diode in line with the starter motor connection to the positive on the coil The banded end of the diode goes away from the starter This acts as a check valve allowing current to tr...

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