Assembly, Instructions, Note – MTD 112-638A User Manual
Page 4: Loose contents in carton: (see figure 2), Assembly instructions
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ASSEMBLY
INSTRUCTIONS
FIGURE 1.
NOTE
This unit is shipped WITHOUT GAS
OLINE or OIL. After assembly, see 
operating section of this manual for 
proper fuel and engine oil recom
mendations.
-Contents of Hardware Pack: (See figure 1)
A
B
C
D 
E 
F 
G
H
J
K
L
(
2
)
(
2
)
(
1
)
(
1
)
(
1
)
(
2
)
(
8
)
(
8
)
(4)
(
2
)
(
2
)
(
1
)
Cable Ties (Fuel Tank)
Cable Ties (Throttle Control Wire) 
Hex Bolt V4-20 
X
1.50" Long
Lock Washer
V
a
"
I.D.
Hex Nut V4-20 Thread
Hex Bolts 5/16-18 x 1.75" Long
Lock Washers 5/16" I.D.
Hex Lock Nuts 5/16-18 Thread 
Hex Bolts 5/16-18 x 1.50" Long 
Hex Bolts 5/16-18 x .75" Long 
Hairpin Cotters 
Hose Clamp (For Fuel Line)
Loose Contents in Carton: (See figure 2)
M (1) Fuel Tank 
N (1) Fuel Tank Bracket 
O (1) Upper Handle
P (2) Upper Struts
Q (2) Lower Struts
R (1) Lower Handle
FIGURE 2.
FIGURE 3.
1. Remove the lawn mower, loose parts, hard
ware pack and literature from the carton.
Make certain all parts and literature have been 
removed before the carton is discarded.
2. Extend the throttle control which is attached
to the mower and place on the floor. Be 
careful not to bend or kink control wire.
3. Place lower handle in position over weld pins
in handle mount brackets on deck. Secure by 
placing two hairpin cotters (K) in inner hole on 
weld pins. See figure 3.
NOTE
It may be necessary to bend the 
ends of the lower handle inward 
slightly to obtain a snug fit against 
the bracket mounting area.
