T3000/T3000i
Service
Quick
Tip
Pump Replacement
Page
1
of
1
Pump
Replacement
WHAT?
Need
to
replace
the
pump
for
the
spray
system
on
the
T3000i.
If
the
pump
assembly
needs
to
be
replaced
see
T3000/T3000i
Service
and
Repair
Bulletin
“Pump
Assembly
Replacement”.
WHY?
Eventually
pump
diaphragms
will
fail
and
the
pump
must
be
replaced.
Machine
Preparation
(Figure
1)
1.
Stand
the
machine
up
for
easy
access
to
the
parking
break
adjustment
(see
T3000/T3000i
Service
and
Repair
Bulletin
“Upright
Repair
Position”
)
2.
Ensure
the
main
shut
off
valve
is
in
the
off
position
(FIGURE
1a).
Removing
the
Pump
Head
1.
Remove
the
two
hose
clamps
and
hoses
on
the
inlet
and
outlet
side
of
the
pump
(FIGURE
1b)
.
2.
Remove
the
5
hex
bolts
(FIGURE
2)
IMPORTANT!
Do
not
remove
the
torx
bolts)
from
the
bottom
of
the
pump.
3.
Remove
the
pump
from
the
T3000
leaving
the
pump
hub
on
the
unit
(FIGURE
3).
4.
Place
the
new
pump
on
the
pump
hub
and
replace
the
hex
screws.
IMPORTANT!
Put
anti
‐
seize
on
the
screws
when
putting
the
new
pump
on
and
place
RTV
silicone
adhesive
to
the
hub
ring
(FIGURE
3)
.
Torque
the
bolts
to
32
to
34
in/lbs.
5.
Replace
the
inlet
and
outlet
hose
and
put
new
hose
clamps
on
each
(FIGURE
1b).
Wrap
Up
1.
Return
the
T3000i
to
its
normal
position
after
performing
your
repair.
Test
your
repair
to
ensure
it
was
performed
correctely
(Ensure
your
main
shut
off
valave
is
in
the
on
position
before
checking
the
spray
system
(FIGURE
1a)
.
FIGURE
2:
Hex
bolts
to
remove
the
pump
Approximate
time
20 Minutes
FIGURE
3:
Pump
removed
from
the
T3000i.
Black
RTV
silicon
is
also
visible
on
the
hub
ring.
FIGURE
1:
a)
Main
shut
off valve,
b) Hose
clamp
a
b
