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Cut your lawn frequently, especially during high
growth periods.
nOTE: It is recommended that your battery pack(s) be
recharged after each use to prolong the battery pack(s) life.
Frequent charging will not harm your battery pack(s), and will
ensure that the battery pack(s) is fully charged and ready for
its next use.
nOTE: Storing the battery pack(s) not fully charged will
shorten its life.
MAINTENANCE
DANGER: To reduce the risk of serious personal
injury, turn unit off and remove the safety key and
battery pack(s) before making any adjustments or
removing/installing attachments or accessories.
An accidental start‑up can cause injury.
Removing and Installing Blades
(Fig. X—DD)
DANGER: RISK OF INJURY. WHEN REASSEMBLING
THE BLADE SYSTEM, ENSURE EACH PART IS
REINSTALLED CORRECTLY, AS DESCRIBED BELOW.
IMPROPER ASSEMBLY OF THE BLADES OR OTHER PARTS
OF THE BLADE SYSTEM MAY CAUSE SERIOUS INJURY.
DANGER: To reduce the risk of serious personal
injury, turn unit off, remove safety key and
battery pack(s) before making any adjustments or
removing/installing attachments or accessories.
An accidental start‑up can cause injury.
Replacement blades are available from your
nearest authorized service center. This mower requires
replacement blades:
CMZMW221.
Cut a piece of 2" x 4" wood
to keep blades from turning when removing the
blade assembly bolt
38
.
WARNING: Use gloves and proper eye protection.
Turn the mower on its side. Be careful of sharp edges
of blades.
1. Position the mower on its side, with two wheels flat on
the ground.
2. Position the 2" x 4" wood
assembly
42
and outer lip of deck as shown in Fig. X to
keep the blades from turning.
3. Unscrew and remove the blade assembly bolt
counterclockwise with a 9/16" (14 mm) wrench
included) as shown in Fig. X, Y.
4. Remove the keyed spacer
from the blade shaft
5. Secure the blade assembly
in Fig. Z.
6. Unscrew the four blade nuts
with a 9/16" (14 mm) wrench
shown in Fig. Z. First unscrew the two blade nuts
blade 2
47
and remove blade 2. Then unscrew the two
blade nuts
46
for blade 1
blade hub
49
.
nOTE: The mower blades
37
(about 2 feet long) (610 mm)
37
between the blade
40
and blade assembly
44
.
42
in a vise
43
as shown
46
counterclockwise
39
(not included) as
48
and pull blade 1 from the
47
and
48
have keyed
mounting holes
onto the blade hub
7. Examine all pieces for damage and replace if necessary.
8. Install sharpened or new blades onto the blade hub
as shown in Fig. AA, BB.
9. Blade 1
with the outer blade studs
hole
50
nOTE: Ensure the keyed mounting hole
the key
The key
10. Blade 2
aligned with the inner blade studs
mounting hole
Fig. BB.
nOTE: Ensure the keyed mounting hole
the key
shown in Fig. BB.
nOTE: If blade 2
blade hub
the incorrect order and must be reversed.
11. Thread the four blade nuts
and
53
blade nuts
nOTE: When replacing sharpened or new blades on
blade hub
marked Grass Side will be facing the ground when the
mower is returned to its normal upright position.
12. Secure the blade assembly
the four blade nuts
wrench
nuts
46
13. In this order, install the blade assembly
spacer
nOTE: Align the keys
the key slots
Fig. CC.
14. Install the blade assembly bolt
15. Position the 2" x 4" wood
assembly
keep the blades from turning.
16. Fully tighten the blade assembly bolt
9/16" (14 mm) wrench
38
blade assembly bolt
39
(not
17. Return the mower to its normal upright position.
Blade Sharpening
42
KEEP BLADE SHARP FOR BEST MOWER PERFORMANCE. A
DULL BLADE DOES NOT CUT GRASS CLEANLY.
WARNING: Use gloves and proper eye protection while
removing, sharpening, and installing blades. Ensure
that safety key and battery pack(s) are removed.
46
for
Sharpening the blades twice during a mowing season is
usually sufficient under normal circumstances. Sand causes
the blade to dull quickly. If your lawn has sandy soil, more
frequent sharpening may be required. REPlACE BEnT OR
DAMAgED BlADEs iMMEDiATElY.
50
permitting them to only be installed
49
in the correct orientation.
48
is installed first, the bolt holes being aligned
51
and keyed mounting
on the blade hub
49
52
on the blade hub
49
should be proud of blade 1
52
47
is installed second, the bolt holes being
50
on the blade hub
52
on the blade hub
49
47
is not flush with the key
49
, then the blades have been mounted in
46
onto the blade studs
as shown in Fig. AA, BB. Hand tighten the four
46
.
49
make sure the bottom of the blade as
42
in a vise
46
clockwise with a 9/16" (14 mm)
39
(not included). Torque the four blade
to 13-20 ft-lbs.
40
onto the blade shaft
41
on the keyed spacer
45
on the blade shaft
38
37
between the blade
42
and outer lip of deck as shown in Fig. DD to
39
(not included). Torque the
38
to 37-50 ft-lbs.
English
49
as shown in Fig. AA.
50
engages
as shown in Fig. AA.
48
.
53
and keyed
49
as shown in
50
engages
and sits flush as
52
on the
51
43
. Tighten
42
and keyed
44
as shown in Fig. CC.
40
with
44
as shown in
and hand tighten.
38
using a
19
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