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Plumbing; Starting; General Maintenance; Flushing The Muffler System - Pentair Aquatic Eco-Systems Sweetwater AQ3 Operating And Maintenance Instructions

Oilless rotary vane compressor

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Check that power source is correct to properly operate the dual-voltage
motor. All dual-voltage motors are shipped from the factory wired for
115V unless otherwise requested.
Make sure that installation clearances do not block air flow. Blocking air
flow over the product in any way can cause the product to overheat.
WARNING
Product surfaces become very hot during operation; allow them to cool
before handling.
The air stream from this product may contain solid or liquid material
that can cause eye or skin damage; wear proper eye protection.
Failure to follow these instructions can result in burns, eye injury or other
serious injury.
Each model has an automatic thermal protector that shuts the motor
off if it overheats. The motor will restart without warning once the
protector resets itself upon cooling.
This product can be installed in any orientation. To minimize noise
and vibration, the unit should be mounted on a solid surface that
will not resonate. We recommend the use of shock mounts or
vibration isolation material. Inlet noise can be minimized by attaching
an optional muffler.

Plumbing

Remove plugs from the IN and OUT ports. Connect with pipe
and fittings that are the same size or larger than the product's
threaded ports.

Starting

If the compressor is extremely cold, allow it to warm to room temperature
before starting. If the motor fails to start or slows down when under
load, shut it off and unplug it. Check that the supply voltage agrees with
the motor post terminals and motor data name plate, and make sure
the motor is turning in the proper direction. Vane life will be drastically
reduced if the motor is not operating properly. Vanes can break or be
damaged if the motor runs in the wrong direction.

General Maintenance

WARNING
When servicing, all power to the motor must be discharged
and the plug disconnected. All rotating components must
be at a standstill.
Make sure that pressure and vacuum are released from the product
before starting maintenance. Check intake and exhaust filters after the
first 500 hours of operation. Clean filters, and determine how frequently
filters should be checked during future operation. This procedure in
particular will help the product's performance and service life.
1. Remove the end plate and filters. Inspect filters for rips, tears, cuts,
brittleness and excessive foreign material.
2. Clean filters if in good condition with compressed air. Reinspect for
wear conditions. Set filters aside.
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3. Check the filter/muffler for compacted debris. If debris is present,
replace the filter/muffler.
4. Check the condition of O-ring. It should be soft and flexible. Replace
if it is not.
5. Remove and inspect the muffler box (not all models have a muffler
box). Clean the box and set it aside.
6. Check the gasket for cracks or tears. Install new gasket if any cracks
or tears exist.
7. Replace the muffler box.
8. Reinstall filters or install new filters if required. Reinstall the end plate.
Flushing the Muffler Assembly
Should excessive dirt, foreign particles, moisture or oil be permitted
to enter the compressor, the vanes will act sluggish or even break.
Flushing the muffler assembly should remove these materials. Do not
use kerosene or other combustible solvents. Use flushing solvent (part
no. AQ255) liberally to clean muffler parts.

Vane Replacement

Pentair Aquatic Eco-Systems recommends carbon vane replacement
at nine-month intervals to ensure trouble-free operation of your
compressor. The following tools are required:
wrench, small hammer and antiseize compound.
1. Remove the two end caps from the front of the muffler box (if
applicable) and the five muffler box bolts, being careful not to
damage the gasket.
If the gasket is torn, scrape it off with a sharp knife and replace.
2. Tap the box with a small hammer to loosen it. Do not pry with a
screwdriver.
3. Remove the six bolts holding the end plate to the body. Remove
the end plate. Do not remove the rotor or loosen any of the electric
motor through bolts.
4. Check that vanes are moving freely in and out of vane slots.
Replace any vane if more than 50% extends past the vane slot.
Top clearance (between rotor and body) may be adjusted by
loosening body bolts and lightly tapping on the compressor
body while turning the rotor. About .004 inch—this paper's
thickness—works well.
5. Remove vanes and clean both sides with fine emery cloth. Clean the
end plate with fine emery cloth.
6. Flush vanes, body, rotor and end plate with solvent (part no.
AQ255), and remove all solvent from each part.
VANES
ANGLED EDGE MUST
BE THIS WAY
Fax: 407-886-6787
PAES.General
" or
" socket/
3 / 8
7 / 16
ANGLED EDGE MUST
BE THIS WAY
VANES
Pentair.com
PentairAES.com
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Aquatic eco-systems sweetwater aq93