Service
DRIVE BELT ADJUSTMENT (Continued)
If the auger drive slips (auger slows or doesn't rotate nor-
mally while blowing snow), or stays engaged when the
control is disengaged — and the auger clutch rod has
been properly adjusted — the auger drive belt may be
out of adjustment.
Auger Control
Belt Cover
WARNING
Auger must NOT rotate unless the Auger Control
lever has been depressed. Proper Auger Drive
Belt adjustments stop the auger within 5 seconds
after the Auger Control is disengaged.
Figure 24. Auger Control and Belt Cover Location
Checking Auger Belt & Belt Guide
Adjustments
Auger Drive
Clutch Rod
1.
2.
Insert the Engine Key and start the Snowthrower.
Engage and disengage the Auger Control a series of
ten times, checking that the auger comes to a com-
plete stop within 5 seconds after the control is disen-
gaged each time.
Adjustment
Hex Nuts
Auger Drive
3.
If the auger comes to a complete stop each time with-
in 5 seconds, the adjustment is correct. If the auger
does NOT come to a complete stop within the neces-
sary 5 seconds, the adjustment is incorrect: readjust-
ing the Auger Belt & Belt Guide according to the pro-
cedures below.
Clutch Rod Spring
Measure Spring
Length, Spring
Should Expand
5/16”
When Auger
Adjusting Auger Drive Belt
is Engaged
1.
Make certain that the snowthrower is off, the Engine
Key has been removed, and the spark plug discon-
nected.
Idler Rod
Right Handle
Figure 25. Auger Drive Clutch Rod
2.
Check that there is no slack in the auger drive clutch
rod (see Figure 25). If there is, follow the Auger
Drive Clutch Rod Adjustment procedure on page 19.
Auger Idler
Pulley
3.
4.
Measure the length of the auger drive clutch spring
(Figure 25).
Fully depress the auger control and measure the
expanded length of the spring.
Auger Idler
Arm
The spring should expand 19/64”-5/16”. If the spring
deflection is less than 19/64”-5/16” the auger idler
pulley must be adjusted. Proceed to step 5.
5.
6.
Using a 3/8” wrench, loosen the Belt Cover screws
and remove the Belt Cover.
Adjustment
Bolt
Auger
Drive Belt
Loosen the adjustment bolt (see Figure 26) and move
the auger idler pulley.
Figure 26. Auger Drive Belt, Guide and Pulley
7.
8.
Tighten the adjustment bolt and repeat steps 3-4.
Test run the unit. The auger must NOT rotate unless
the Auger Control lever has been depressed. Proper
Auger Drive Belt adjustments stop the auger within 5
seconds after the Auger Control is disengaged. If the
auger drive fails either of these tests, repeat the
adjustment procedures.
9. After adjusting the Auger Drive Belt, the Auger Belt
Guide MUST BE adjusted according to the Adjusting
Auger Belt Guide procedure which follows.
20
03
| Categories | Simplicity Snow Blower Manuals, Snow Blower Manuals |
|---|---|
| Tags | Simplicity 1693646, Simplicity 1693647, Simplicity 1693648, Simplicity 1693649, Simplicity 555, Simplicity 755 |
| Download File |
|
| Document Type | Owner's Manual |
| Language | English |
| Product Brand | Simplicity, Snow Blower |
| Document File Type | |
| Publisher | simplicitymfg.com |
| Wikipedia's Page | Simplicity Outdoor |
| Copyright | Attribution Non-commercial |
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