MTD 638 - Manual (Page 7)

Hex Lock
Cotter E,"9ine
Beam
Hinge
Pin
Hex Bolts
Lock Washers
Hex Nuts
Engine
Mounting
Bracket
FIGURE 7.
Control
Valve
Control
Handle
Clevis Pin
Cotter Pin
INSTALLING THE HITCH
1. Using two 9/16" wrenches, remove the hardware
which is assembled through the sides of the hitch.
Do not remove the flat washer, chain and spacer
from under the head of one hex bolt.
2. Place the hitch in position on the end of the
------tongue as shown in figure 6. Using hole closest to
the jack stand, insert the hex bolt (with hardware
attached) through hitch and tongue. Pivot the first
chain link on the hex bolt so it faces the ball end
of hitch.
3. Place the other spacer, safety chain and flat
washer on the hex bolt, with the first link of the
chain also facing the ball end of hitch. Secure
with hex lock nut.
4. Secure front of tow hitch to tongue with the other
hex bolt, lock washer and hex nut just removed,
using the forward hole in hitch and tongue.
5. Tighten both bolts and nuts securely using two
9/16" wrenches.
AHACHING THE WEDGE, BEAM AND CYLINDER
ASSEMBLY
1. For shipping purposes, the pressure hose is
attached to the pump on the engine, and to the
control valve on the cylinder (see figure 8).
Disconnect the pressure hose from the control
valve.
2. Stand the wedge, beam and cylinder assembly
upright, with cylinder to the top.
A
WARNING: Use extreme caution as
assembly is very heavy.
3. Remove the cotter pin and the hinge pin, located
beneath the beam assembly. Move the reservoir
tank assembly in position against the beam. See
------figure 7. Line up holes by lifting hitch end of
assembly.
4. Insert hinge pin just removed through welded
brackets on beam and reservoir tank assembly.
Secure with cotter pin, bending the ends of the
pin in opposite directions.
ATTACHING THE ENGINE AND PUMP ASSEMBLY
Place the engine and pump assembly in position on
the engine mounting bracket as shown in figure 7.
Secure with hardware found in the plastic bag. Insert
hex bolts from the top. Secure with lock washers and
hex nuts, tightening securely.
AHACHING THE CDNTROL HANDLE
1. The control handle may be taped to the stripper
half for shipping purposes only. If so, remove the
tape, and attach the handle as instructed in next
step.
2. The bottom of the control handle is already
attached to the control valve. Remove the cotter
pin and clevis pin which are attached to the valve.
Place handle in position, and secure to the valve
------using the cotter pin and clevis pin. See figure 8.