Polaris Vac-Sweep 380 User Manual
2"
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Frame
Lock
Washers
Axle Block
Assembly
Frame
Turbine Wheel
with Bearing
Bearing Shield
Bearing #1
(Shield side out)
Transfer Pulley/Drive
Shaft Assembly
Drive Gear
E-clip #2
Compound
Gear
E-clip #1
Notch for E-clip #1
Hub (Shortest)
Compound Gear Shaft
Bearing #2 (Shield side out)
E-clip #3
E-clip #4
Inner
Bearing
Axle Block
Bearing
Polaris 380 Factory Rebuild Kit
Tools Needed:
• Phillips screwdriver
• Needle nose pliers
• Small flathead screwdriver
Disassembly
1. Remove and discard the all-purpose bag,
head float, top cover(s), feed pipe/timer
blank assembly and sweep hose assembly.
2. Remove the four screws that secure the
frame to the base. Lift the frame off the base
at a 45-deg
Discard the base
pre-assembled base unit, so all items still
attached to the base can be discarded.
3. Familiarize yourself with the gears, bearings
and e-clips, and note their location on the
shafts before dismantling the frame (see
diagram below). Disengage the front and rear
belts by pushing the belt off the pulley while
turning the wheel.
4. Remove the hub caps, e-clips, wheels,
belts, axle blocks, transfer pulley/drive shaft
assembly, gears, bearings and turbine wheel.
These parts can be discarded.
ree angle, pull back and lift off.
. The rebuild kit contains a
5. If the frame has not already been notched,
file the fr
ame to provide proper clearance for
the feed pipe/timer blank assembly.
Assembly
1. Install the new axle blocks using lock washers
with screws. Tighten screws loosely to keep
them in place.
2. Install bearings, shield side out. Insert
1/4"
Deflection
Base
Weight
Rear Jet Retainer
Vacuum Tube
Latch
30" Section
Polaris
Add Float
Flow ArrowMender Nut
compound gear shaft with inner bear
ing.
Install new compound gear. Note: Gear
y seem tight.
ma
3. Once gear is installed attach e-clip. Push the
compound gear shaft through, secure it to
the other side with another e-clip. E-clips
should snap into place.
4. Place the longest hub of the new drive gear
into the new turbine wheel.
5. Push the drive shaft through the new turbine
bearing, turbine wheel, drive gear and install
single-wheel side wheel with bearing. Secure
with e-clip.
6. Lay the frame on the single-wheel side and
place the drive belts over the axle block
shafts. Install the new bearing shields.
7. Install the new double-wheel side wheels with
bearings, e-clips and the hub caps. Engage
each belt by pushing the belt onto the pulley
while turning the wheel. The small belt should
be on the inside of the transfer pulley and the
large belt on the outside with the belt divider
separating them.
8. Place the frame on the double-wheel side.
Push the axle blocks toward the outside
edge of the Polaris until the belts have 1/4"
tension and tighten the axle block screws.
12. Install feed pipe and o-ring. Reinstall the
eed pipe screws.
three f
13. From the back, slide top in and over vacuum
tube. Align top and base and snap into place.
IMPORTANT: Top should be secured by
the vacuum tube latch.
14. Slide on back plate and reinstall screws to
secure the thrust jet. You may have to create
tension on the thrust jet to line up the holes.
15. Attach new head float. pushing it forward as
close to the Polaris as possible.
16. Attach the new bag.
17. Attach sweep hose using the new
attachment clamp.
Replacement of In-line Back-up Valve
1. Remove any existing in-line back-up valve.
The replacement Polaris in-line back-up
valve and float should be installed 30” from
the cleaner.
9. Remove two back screws from new preassembled new body. Lift off back plate.
Push in vacuum tube latch to remove top.
10. Place lower turbine housing into base. Place
w base w
ne
against the v
Slide fr
11.
of the 3/4” screws into frame. Place upper
turbine housing cover on, then screw in the
th and final 3/4”
our
f
eight on rear jet retainer flush
acuum tube
ame onto ne
.
w base
w.
scre
Reinstall three
.
2. Install the new float as shown below. It may
be helpful to tr
im the end of the hose at an
angle so the hose can be pulled through the
float with needle nose pliers. Once the float
is installed, tr
im the hose square.
3. Attach the back-up valve to the hose with the
flow arrow pointing toward the cleaner.
Push the ne
4.
alve as possible.
v
w float as close to the bac
k-up
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