John Deere la105 - Manual (Page 32)

Service Mower - 31
SERVICE MOWER
MX25905
3. Put a 15 mm closed wrench or a socket on the idler sheave nut (A) and
rotate clockwise to move idler sheave toward front of tractor and hold to
release belt tension.
4. Remove belt (B) from drive sheave (C), and release tension on sheave
nut (A).
5. To install the belt on the drive sheave, rotate idler sheave nut clockwise
to move idler sheave toward front of tractor, and install belt on drive
sheave.
6. Release idler sheave nut to tighten belt.
Removing Mower Deck
1. Park machine safely. (See Parking Safely in SAFETY section.)
2. Put wood blocks under each side of mower deck.
3. Put attachment lift lever in lowest position, bringing mower deck down
onto blocks.
MX7681a
Picture Note: 107 cm (42 in.) mower deck only.
4. On machines with 107 cm (42 in.), disconnect mower engagement drive
cable (A) on left side of mower deck.
a.Remove spring locking pin (B), pull and hold mower engagement drive
cable out, lift up and remove from bracket (C).
b.Remove cable spring (D) from idler sheave bracket (E).
MX16568
5. Remove spring locking pins and washers (F) and disconnect rear draft
arm (G) and adjustable lift links (H) on each side.
MX10521Y
Picture Note: 107 cm (42 in.) mower deck shown.
6. Remove spring locking pin and washer (I) and front draft rod (J) from
mower deck bracket (K).
7. Remove mower drive belt from drive sheave (L).
8. Remove wood blocks from both sides and slide mower deck out from
under the machine.
9. When operating the machine without the mower deck:
• Remove front draft rod from machine and attach it to the mower deck.
• On 107 cm (42 in.) mower deck only: Push mower engagement drive
cable into clip (M) and hook end of cable spring with hardware (N) into
peg on left side of machine frame.
Installing Mower Deck
1. Park machine safely. (See Parking Safely in SAFETY section.)
2. Put attachment lift lever in the transport position.
c
CAUTION: Avoid injury! Component is spring-assisted and
under tension. Injury can occur if spring-assisted component is
released suddenly.
B
A
C
E
B
A
C
D
c
CAUTION: Avoid injury! Mower lift arms can pinch fingers.
Lift arms are spring loaded and can snap back when deck is
removed.
Lock lift lever before pulling pin to remove mower deck.
G
F
F
H
J
K
I
L