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Service I
Replacement
of
The
Clutch
Rotor
WARNING:
Before proceeding, follow the Pressure
Relief Procedure
outlined on page 5. Additionally,
follow all other warnings
to
reduce the risk of
an
injection injury, injury from moving parts
or
electric
shock. Always unplug the sprayer before servicing!
1.
Remove
four screws (#30).
2.
Slide
the
Pump
and
Gear
Box
Assembly
away
from
Engine.
3.
Using
a
3/16"
allen
wrench
remove
three
screws
(#20).
4.
Thread
one
of the
screws
into
the
fourth
threaded
hole.
This
will
push
the
Clutch
Rotor
away
from
the
Drive
Shaft
and
Pinion
(#25).
5.
To
remove
the
Field
Coil
follow
the
steps
above
and
the
following:
A.
Remove
four
screws
(#29).
B.
Remove
cover
Plate
and
Insulator
(#46
& #
47).
C.
Disconnect
the
two
thin
black
wires
loeated
on
the
Clutch
Starter (#44).
D.
Carefully
slide
the
Coil
away
from
the
Gear
Box
(#28).
E.
To
reassemble
proceed
in
reverse
order.
6.
To
remove
the
Drive
Shaft
and
Pinion
(#25),
follow
steps
1
through
4
as
above
and
proceed
with
the
following:
A.
Remove
the
Retaining
Ring
(#23).
B.
Slide
the
Drive
Shaft
and
Pinion
(#25}
away
from
the
Gear
Box
(#28).
Replacement
of
the
On/Off
Switch
WARNING:
Before proceeding, follow the Pressure
Relief Procedure outlined on page
5.
Additionally,
follow all
other warnings
to
reduce the risk
of
an
.
injection injury, injury from moving parts
or
electric
shock. Always unplug the sprayer before servicing!
1.
Remove
the
Cover
Plate
and
Insulator
(#46
&
47}.
2.
Disconnect
the
two
black
wires
from
the
On/Off
Switch
(#50}.
3.
Remove
the
Rubber
Boot
and
Plate
(#48
&
49}
with
a
wrench.
ยท
4.
Remove
the
On/Off
Switch
(#50).
5.
Install
a
new
Switch
and
reattach
the
Plate
and
Rubber
Boot.
Tight~n
securely.
6.
Reconnect
the
two
black
wires
to
the
On/Off
Switch.
7.
Reinstall
the
Cover
Plate
and
Insulator
with
Warning
Label
facing
out.
"'
21
Gear
Repair
I
Service
WARNING:
Before proceeding, follow the Pressure
Relief Procedure outlined on page
5.
Additionally,
follow all other warnings
to
reduce the risk
of
an
injection injury, injury from moving parts
or
electric
shock. Always unplug the sprayer before servicing!
1.
Remove
the
Cover
Plate
(#35).
2.
Loosen
the
Retaining
Nut
on
Pipe
Assembly
(#11 0)
located
on
page
22.
3.
Remove
the
four
screws
(#113)
and
pull
off
the
Slider
Housing
and
the
Fluid
Section
located
on
page
22.
4.
Remove
six
screws
(#34).
5.
Remove
the
Crankshaft
Housing
(#33}
by
lightly
tapping
on
each
comer
with
.a
plastic
mallet.
6.
Remove
the
Output
Pinion
Gear
(#38).
7.
Examine
Washers
(#31}
and
Bearing
(#32). Replace
ifwom.
8.
Before
reassembling
check
the
following:
A.
If
installing
a
new
gear
make
sure
that
ample
grease
is
applied
to
gears
and
bearings.
B.
Check
that
the
Thrust
Balls
are
in
place.
C.
Check
that
the
Thrust
Washer
and
Bearing
(#31
and
#32}
are
in
place.
NOTE:
Because
of
the
amount
of
grease
used
in
the
Bearings
where
Thrust
Balls
are
located
they
will
generally
stay
in
place.
DO
NOT
ATTEMPT
TO
REMOVE.
Replacement
of
Clutch
Starter
WARNING:
Before proceeding, follow the Pressure
Relief Procedure outlined on
page
5.
Additionally,
follow all other warnings
to
reduce the risk
of
an
injection injury, injury from moving
parts
or
el~~ric
shock. Always unplug the sprayer before
serv1c1ng!
1.
Remove
the
Cover
Plate
and
Insulator
(#46
&47).
2.
Disconnect
the
six
wires
that
connect
to
the
Clutch
Starter
(#44).
3.
Remove
the
two
screws
(#39).
4.
Reassemble
in
reverse
order.
Refer
to
the
Wiring
Diagram
for
the
correct
placement
of
the
wires.
