Powerex SLAE03E Installation and user guide

Scroll Compressor
Service and Maintenance Manual

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CONTENTS
MAINTENANCE SCHEDULE ………………………………………… 3
INTAKE AIR FILTER REPLACEMENT …………………………… 4
COOLING FIN CLEANING …………………………………………. 7
BLOWER FAN CLEANING ………………….….………………..… 10
FAN DUCT CLEANING ………………………………………………12
REGREASE BEARINGS …………………………………………… 13
TIP SEAL SET REPLACEMENT ……………………………..……… 22
PARTS LIST ………………………………………………….………34

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MAINTENANCE SCHEDULE
Item Action needed Page 500 2,500 5,000 10,000 15,000 Remarks
Intake air filter Replace 4 ●▲ (Every 2,500 hours or less) Part #91348550
Cooling fins Clean 7 ●(Every 2,500 hours or less)
Blower fan Clean 10 ●●●
Fan duct Clean 12 ●●●
Bearings Regrease 13 ●Service Center Only
Tip Seal set Replace 22 ▲
●: Inspect
▲: Replace
NOTES:
1. Inspect and perform maintenance periodically according to maintenance schedule.
2. The maintenance schedule relates to the normal operating conditions. If the circumstances and load condition are adverse, shorten the
cycle time and do maintenance accordingly.
3. *The tension of the V-belt should be adjusted during the initial stage and inspected every 2,500 hours afterwards. Proper belt tension for 3
HP unit is 7 lbs./0.16" deflection; for 5 HP units, 7 lbs./0.19" deflection.
4. Air end life is as below.
Regular pressure model: 20,000 hours, High pressure model: 15,000 hours
Operating Hours
(Every 5,000 hours for high pressure model)
(Every 5,000 hours for high pressure model)

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INTAKE AIR FILTER REPLACEMENT
every 2,500 HOURS – MAINTENANCE
1. Remove the Filter Cover.

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CAUTION
Do not attempt to clean the filter element. This filter requires replacement and
is to be replaced when contaminated.
2. Change the Filter Element (part number 91348550)

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3. Reassemble the Filter Cover.

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COOLING FIN CLEANING
every 2500 HOURS - MAINTENANCE
1. Remove the FS (Fixed Scroll) cover.
Remove these seven bolts.

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2. Clean FS fins with a blow gun.

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3. Reassemble the FS cover.

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BLOWER FAN CLEANING
every 5,000 HOURS – MAINTENANCE
1. Remove five screws and take the Fan Cover off.

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2. Blow off dirt and dust

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FAN DUCT CLEANING
5,000 HOURS MAINTENANCE
Wipe out dirt and dust

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REGREASE BEARINGS
every 5,000 HOURS – MAINTENANCE (High pressure model)
10,000 HOURS – MAINTENANCE (Regular pressure model)
1. OS BEARING
i. Remove the Plastic Dust Cap.
CAUTION
This service should be performed by an authorized
Powerex Service Center to avoid failure.
WARNING
Per OSHA regulations, ALL power must be locked out
before performing any maintenance.

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ii. Rotate the Compressor Pulley until the grease fitting is visible through the dust cap hole.
seen from the front

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iii. Prepare a grease gun.
CAUTION
Use only Powerex genuine grease. Pump grease gun before using feeding (this eliminates
air from the grease passage of the extension adaptor).
Part Number: IP616200AJ (complete kit), IP600000AV (grease tube)
Grease Gun
Cartridge Grease

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Note: Each pump of the grease gun equals 0.65 g of grease.
iv. Use a grease gun extension adaptor to enlarge the grease fitting and supply
the power volume of grease as indicated below table.
Grease delivery (OS Bearing)
1st time 2nd time 1st time 2nd time 1st time 2nd time
5 times 4 times 7 times 6 times 7 times 6 times
SLAE03E SLAE05E SLAE05EHP

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v. Put the removed Plastic Dust Cap back.

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2. PIN CRANK BEARINGS
i. Remove the Fan Duct (2)
Remove these three bolts.

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ii. Remove FS (Fixed Scroll) Set
Remove bolts and nuts and remove the FS
5 HP models only 5 HP models only

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iii. Use a grease gun to enlarge the grease fitting and supply the power volume of grease
as indicated below table. Grease all three pin crank bearings from the grease fittings.
Grease delivery (Pin crank bearings)
1st time 2nd time 1st time 2nd time 1st time 2nd time
4 times 4 times 5 times 5 times 7 times 7 times
SLAE03E SLAE05E SLAE05EHP
CAUTION
Use only Powerex genuine grease. Pump grease gun before using feeding (this eliminates
air from the grease passage of the extension adaptor).
Part Number: IP616200AJ (complete kit), IP600000AV (grease tube)
Notes: Each pump of the grease gun equals 0.65 g of grease.
Grease fitting