Billy Goat MV650SPH Manual De Usuario

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Part No 840099 
22 
Form No 082206A 
MV650SPH Self-Propelled Vacuum Owner’s Manual 
 
 
I
NSTALLING 
N
EW 
D
RIVE 
C
HAIN
/A
LIGNMENT
/T
ENSION
 
 
 
READ all safety instructions before servicing unit.
 
 
 
DISCONNECT spark plug wire before servicing unit.
 
Tools required: 
3/8” drive ratchet with 8” or longer extension. 
3/8” socket wrench. 
7/16” and 1/2” socket. 
7/16” and 1/2” combination wrench. 
“Needle nose” pliers 
Flat head screwdriver 
 
Allow the engine to cool completely and DISCONNECT THE SPARK PLUG. 
1.  Unfasten and remove the guard. 
2.  Rotate left rear wheel to bring the chain “master link” into view on the axle 
sprocket. 
3.  Using the needle nose pliers carefully remove master link retaining spring 
clip. 
4.  Slide the master link from the chain and remove the chain. 
5.  Thread the new chain onto the sprockets, place the ends of the chain on the 
axle sprocket, this makes it easier to hold the chain in place when you slide 
the new master link in place. 
6.  Install the new master link and CAREFULLY install the retaining clip. 
7.  Rotate left rear wheel to find the location where the chain is tightest (there 
are always slight variations in the sprockets that make the chain tighter at 
places in its rotation). 
8.  Rotate the axle several times and listen for “popping” or “clacking” this 
indicates too much tension on the chain or misalignment of the chain. Skip 
to Step 12 if no “popping” or “crackling” occurs. 
Improper Chain Tension 
9.  At the point where the chain is tightest check the chain to for ¼” to ½” total 
slack halfway between the axle sprocket and the transmission sprocket. 
Skip to Step 11 if the deflection is correct. 
10.  Loosen 4 nuts holding the bearing bracket (see Fig 1) slide it very slightly 
forward to tighten the chain or slide backward to loosen. Tighten 4 nuts 
back then check the chain deflection. Repeat this step if necessary. 
Improper Chain Alignment 
11.  Loosen 5 bolts securing the drive system (see Fig 2) slide it left or right 
then check the alignment using straight edge. Tighten 5 bolts then repeat 
Step 8. 
12.  Reinstall the guard and all of its fasteners. 
13.  RECONNECT THE SPARK PLUG.  
 
 
 
 
 
 
Fig 2
Fig 1