Bühler Farm king FK311 Manual Do Utilizador

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                                      500 & 600 Snowblower 
 
- 3 - 
 
OPERATING INSTRUCTIONS 
 
 
 
1. 
Do not operate the blower in the fully raised position.  The three-
point hitch on some tractors raises high enough to cause the PTO 
shaft to bind.  This can cause damage to the PTO shaft and/or to 
the hitch and pins. 
NOTE:   PTO shaft angle should not exceed 20
° for optimum 
performance and life.  Damage may occur to PTO and/or 
snowblower if angle becomes more extreme. 
 
   
2. 
Depth of cut can be partially controlled by tilting the blower forward 
or backward.  Adjust the top link of the tractor hitch so the 
snowblower is just slightly tilted back when resting on the ground.          
ALERT:
  Excessive backward tilt may cause the “U” joints to flutter 
resulting in PTO shear bolt failure.  
 
   
3. 
Adjust the lower link sway chains or blocks on the tractor to restrict 
side movement of the blower when operating. 
 
   
4. 
Run the blower at low rpm to check operation before blowing snow.     
 
   
5. 
The snowblower has two shear bolts to protect the tractor and 
blower in case a large object enters the blower.  PTO  shear bolts - 
#500 - one 3/8" x 1" (gr.8),  #600 - two 5/16" x 1" (gr. 8), auger 
shear bolt – ¼” x 1" (gr.2).  Shear bolts should be fastened with a 
lock nut or two jam nuts.  These bolts must be kept tight to prevent 
wear of the bolt and bolt holes. 
   
  6. 
Never run PTO shaft at over 600 rpm. 
 
 
7. 
Chain Tension:  Slack on the lower side of the chain should be 3/8 to ½”  
   
 
 8. 
 
 
Lubrication: 
 
 
 
a)   
The spout clamps and rings should be periodically lubricated 
with gun grease. 
              
b)   
PTO shaft universal joints and square shaft slide should be 
greased daily. 
 
 
c)   
PTO shear yoke should be greased before using the blower 
for the first time. 
  d) 
 
 
Regularly 
oiling the chain will significantly increase the life of 
the chain. 
 
 
e)   
Gearbox is open type and need not be greased or lubricated. 
  f) 
 
 
Hydraulic 
spout 
option – grease the swivel arm.