Briggs & Stratton 1628 Snow Blower User Manual


 
Adjustments
25
SPEED SELECTOR ADJUSTMENT
1. Loosen the two nuts (C, Figure 19).
2. Place the shift lever in 5th gear.
3. Push the lower rod into the housing and tighten the
two nuts (C). Do not lift up or down on rods while
tightening. Make sure the shoulders of the carriage
bolts (B) are in the slots.
4. Always check traction drive tension and auger drive
tension after adjusting speed selector.
AUGER DRIVE TENSION
1. With the drive lever released, the hook (B, Figure 20)
should barely touch the lever (C) without raising it.
There can be a maximum 1/32” clearance as shown.
2. To adjust, loosen nut (D, Figure 22) by holding the
adjusting flats (A)and turning nut (D). Turn adjust-
ment flats and hold screw. The adjustment screw is
a phillips screw and the head can be held or turned
by inserting a screwdriver through the spring.
3. Hold adjusting flats (A) and tighten nut (D).
4. Start unit and check auger. auger must not be
engaged unless auger control is depressed.
5. With engine running, fully depress auger control, the
auger should engage and run normally.
6. Release auger control. Auger must stop within 5
seconds.
7. If auger does not operate properly, stop engine and
recheck drive linkage adjustments.
8. If drive linkage is properly adjusted, auger drive belt
tension may require adjustment. See "Belt
Adjustment” in this section of the manual.
Figure 20. Auger Drive Adjustment
A. Adjusting Flats
B. Spring Hook
C. Lever
D. Nut
E. Adjustment Screw
A
C
A
Figure 19. Speed Selector Linkage
A. Shift Rod
B. Carriage Bolts
C. Nuts
B
C
WARNING
Do not over-tighten, as this may lift the lever and
cause auger drive to be engaged without
depressing the Auger Control.
D
E
B
B
C