Husqvarna 675 Manual

11 MULCHING MOWING TIPS
IMPORTANT:  For best performance, 
keep mower housing free of built-up 
grass and trash. See “CLEANING” in the 
Maintenance section of this manual.
 The special mulching blade will recut 
the grass clip pings many times and 
reduce them in size so that as they fall 
onto the lawn they will disperse into 
the grass and not be noticed.  Also, the 
mulched grass will bio de grade quick ly 
to provide nu tri ents for the lawn.  Always 
mulch with your highest engine (blade) 
speed as...

12 GENERAL REC OM MEN DA TIONS
The warranty on this lawn mower does not 
cover items that have been sub ject ed to 
operator abuse or negligence.  To receive 
full value from the warranty, operator must 
maintain unit as in struct ed in this manual.
Some adjustments will need to be made 
periodically to properly maintain your unit.
At least once a season, check to see if 
you should make any of the adjustments 
described in the Service and Ad just ments 
section of this manual.
   At least once a year,...

13
4.   Use block of wood between blade and 
lawn mower housing and tighten the 
blade bolt, turning clockwise.
   The recommended tightening torque is 
35-40 ft. lbs.  
IMPORTANT:  Blade bolt is heat treated.  
If bolt needs replacing, replace only with 
approved bolt shown in the Repair Parts 
section of this manual.
TO SHARPEN BLADE
NOTE:  We do not recommend sharp en ing 
the blade - but if you do, be sure the blade 
is balanced.  Care should be taken to keep 
the blade balanced. An un bal anced...

14
7.   Continue adding small amounts of oil, 
rechecking the dipstick until oil level 
settles at FULL.  DO NOT over ll, or 
engine will smoke heavily from the muf-
 er on startup.
8.   Always be sure to retighten oil dipstick 
before starting engine.
9.   Re con nect spark plug wire to spark plug.
AIR FILTER 
Your engine will not run properly and may 
be damaged by using a dirty air  lter. 
Replace the air  lter cartridge every 100 
hours of op er a tion or every season, which-
  ev er occurs  rst....

15
TO ADJUST HANDLE 
The handle can be mounted in a high or 
low position.  The mounting holes in the 
bottom of lower handle are off center for 
raising or lowering the handle.
1.   Remove upper handle and wire tie(s) 
securing cable(s) to lower handle.
2.   Remove hairpin cotters from lower 
handle bracket mount ing pin.
3.   Squeeze lower handle in to remove it 
from mounting pins.
4.   Turn lower handle over to raise or 
lower handle.
5.    Squeeze lower handle in and po si tion holes 
onto mount ing...

16
your lawn mower to a Husqvarna or other 
quali ed service center for repair and/or 
ad just ment.
IMPORTANT:  Never tamper with the 
engine governor, which is factory set for 
proper engine speed.  Over speed ing 
the engine above the factory high speed 
setting can be dangerous.  If you think 
the engine-governed high speed needs 
adjusting, contact a Husqvarna or other 
quali ed service center, which has proper 
equip ment and ex pe ri ence to make any 
nec es sary adjustments.
STORAGE
Immediately...

17
gum deposits during stor age.  Add stabilizer 
to gasoline in fuel tank or storage container.  
Always follow the mix ratio found on stabilizer 
container.  Run engine at least 10 min utes 
after adding stabilizer to allow the stabilizer to 
reach the carburetor.  Do not empty the gas 
tank and carburetor if using fuel stabilizer.
ENGINE OIL
Drain oil (with engine warm) and replace 
with clean engine oil.  (See “ENGINE” in 
the Maintenance section of this man ual).
CYLINDER
1.   Remove spark plug.
2....

18
Loss of power        1.   Rear of mower housing or        1.   Raise cutting height.    
                                      blade dragging in grass.               
                                 2.   Cutting too much grass.            2.   Raise cutting height.
                                 3.   Dirty air  lter.                             3.   Clean/replace air  lter.
                                 4.   Buildup of grass, leaves,           4.   Clean underside of mower...

36
HUSQVARNA ROTARY LAWN MOWER - - MODEL NUMBER  917.375820
REPAIR PARTS 

37
HUSQVARNA ROTARY LAWN MOWER - - MODEL NUMBER  917.375820
KEY     PART           
NO.      NO.               DESCRIPTIONKEY     PART           
NO.      NO.               DESCRIPTION 1     196403            Upper Handle Assembly
                               (Includes Foam Grip)
 2     183567            Engine Zone Control Cable
 3     850733X004   Bracket, Upstop
 4     166649            Mulcher Plug
 5     66426              Wire Tie
 6     189713X418   Handle Knob
 7     750634            Screw
 8...