34
CRAFTSMAN
ROT
ARY LA
WN MOWER - - MODEL NUMBER
91737420002
REPAIR PARTS
29
29
12
9
10
11
12
13
15
88
18
19
22
23
30
31
33
35
35
47
42
43
44
44
46
51
52
84
84
83
53
54
55
56
57
62
73
20
22
45
30
33
36
73
74
61
8
25
30
32
33
34
36
40
50
65
66
73
8
26
89
30
32
33
34
36
65
66
73
39
49
39
49
76
77
41
41
47
21
3
6
87
7
89
37
37
61
65
66
65
66
36
58
59
14
14
5
4
11
Wheel
adjuster (on
each wheel)
Engine oil
Rear door
hinge
Handle bracket mounting pins
MAINTENANCE
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, replace the spark
plug, clean or replace air filter element
and check blade for wear. A new spark
plug and clean/new air filter element as-
sure proper air-fuel mix ture and help your
engine run bet ter and last longer.
• Follow the maintenance schedule in this
manual.
BEFORE EACH USE
• Check engine oil level.
• Check for loose fasteners.
LUBRICATION
Keep unit well lubricated
(See “LU BRI CA TION CHART”).
LUBRICATION CHART
Spray lubricant
See "ENGINE" in Maintenance section.
IMPORTANT:
Do not oil or grease plastic
wheel bearings. Viscous lubricants will at-
tract dust and dirt that will short en the life of
the self-lu bri cat ing bearings. If you feel they
must be lubricated, use only a dry, powdered
graphite type lubricant sparingly.
Mulcher
door hinge
Check for Loose Fasteners
Clean / Inspect Grass Catcher *
Check Tires
Check Drive Wheels ***
Clean Lawn Mower ****
Clean under Drive Cover ***
Check Drive Belt / Pulleys ***
Check / Sharpen / Replace Blade
Lubrication
Clean and Recharge Battery **
Check Engine Oil level
Change Engine Oil
Clean Air Filter
Inspect Muffler
Replace Spark Plug
Replace Air Filter Paper Cartridge
Empty fuel system or add Stabilizer
BEFORE
EACH
USE
AFTER
EACH
USE
EVERY
10
HOURS
EVERY
25 HOURS
OR SEASON
EVERY
100
HOURS
BEFORE
STORAGE
1
- Change more often if operating under a heavy load or in high outdoor temperatures.
2
- Service more often if operating in dirty or dusty conditions.
3
- Replace blades more often when mowing in sandy soil.
4
- Charge 48 hours at end of season.
5
- And after each 5 hours of use.
(if so equipped)
Electric-Start mowers
Power-Propelled mowers
Use a scraper
to clean under deck
*
**
***
****
