Snapper LT180H421BV2 Safety Instructions & Operator's Manual page 17

Section 4 - ADJUSTMENT & REPAIR
WARNING
DO NOT attempt any adjustments, maintenance or
service with the engine or blades running. STOP
blades. STOP engine. Set brake. Remove key.
Remove spark plug wire from spark plug and secure
wire away from spark plug. Engine and components
can be extremely hot. Avoid burns by allowing engine
and components sufficient time to cool.
4.2.3. MOWER DECK ADJUSTMENT (LEVELNESS)
1. SIDE-To-SIDE (42" Decks)
j. Reconnect sector plates, remove angle iron,
pipe, etc. and recheck side to side level. Adjust as
needed to result in blade tips being within 1/8" of the
same distance from the floor.
k. Proceed to check front to rear deck pitch.
PIVOT
LOOSEN BOLT_
SHOULDER
BOLT"""-_
Y
HIGHEST DECK
..... _ SETTING
SECTOR PLATES
FIGURE 4,4
LOWEST DECK
SETTING
REMOVE HAIR PIN
& WASH ER
CLEVIS
HAIR PIN PIN
WASHER
S TURN ECCENTRIC
AS REQUIRED
FIGURE 4.3
4.2.4. MOWER DECK ADJUSTMENT (LEVELNESS)
FRONT-To-REAR (42" Decks)
1. Remove hair pins and washers securing sector
plates to rear lift arms. See Figure 4.4.
2. Move sector plate as required to raise or lower the
rear of deck.
NOTE: The deck should be set so that the rear of the deck
is 114"lower than the front.
3. If the sector plates are in their lowest setting and
proper level cannot be obtained, adjust the front lift rod
as follows:
4. Move deck lift lever to #5 position.
5. Place a 2 x 4 wooden block on edge under front
center of deck.
6. Place a 3 x 3 wooden block under rear center of
deck.
7. Remove hair pins and washers securing sector
plates. Lower rear of deck onto 3 x 3 block.
8. Remove hair pin and washer securing front lift cable
to front lift arm. See Figure 4.5.
JAM NUT
FRONTLIFTCABLE
\
FRONTLIFTROD
HANGER
FIGURE 4.5
9. Remove front lift cable and rest front of deck onto
2 x 4 block.
10. Loosen jam nut on front lift cable. See Figure 4.5.
11. Rotate front lift cable until it can be reinstalled into
front lift arm without lifting deck.
12. Secure lift cable to lift arm with washer and hair pin.
Secure jam nut.
13. Reinstall sector plates onto rear hanger brackets
and secure with washers and hair pins.
14. Raise deck and remove wooden blocks.
15. Repeat steps for front to rear level until levelness is
acquired.
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