Service manual

21
MAINTENANCE
8.0 Maintenance
※ NOTE
Maintenance schedule is instructed as above. The intervals are a guide based on normal operating
conditions. If operated in a severe environment, necessary maintenance service should be performed
on a more frequent basis. User should carry out the maintenance work, based on either the running
hours or the calendar time whichever comes first.
8-1 Maintenance schedule
8-2 (blank)
Low pressure (115 psi) and high pressure (140 psi) scroll enclosures
Check or Clean Replace or Re-grease
Notes:
1.) The intervals suggested above are based on normal operating conditions - ambient temperature between 35°
and 104°F and a clean environment. Maintenance intervals may need to be shortened depending on the
operating environment.
2.) User, or a qualified technician, should carry out the maintenance based on the run hours or calendar time,
whichever comes first
Item action
Run Time (Hours)
Remarks
Every Day
250
hours
500
hours
1,250
hours
2,500 hours
or 1 year
5,000 hours
or 2 years
10,000 hours
or 4 years
Condensate drain
drain
Enclosure
ventilation fan
check Ensure after cooler
and compressor fan
are clear of debris
Control panel check Check the monitor
for maintenance or
alarms
Belt
(consult factory for
the correct belt)
Check,
replace
(1
st
time)
Tighten or replace
as needed
Safety relief valve
Check
operation
Inlet air filter
#BC5KL-RK1
Clean,
replace
Replace as needed
based on filter
condition
After cooler Clean Clean more often if
necessary
Air end sirocco fan Clean
Discharge check
valve
#520-109-02
Check,
Replace
System piping
Check
Check for leaks /
tightness
Temperature sensor
#520-101-08
Check
operation
Replace if not
functioning
properly
Pressure sensor
#520-109-04
Check
operation
Replace if not
functioning
properly
Motor
(consult factory for
motor part number
and pricing)
Check
insulation,
bearing
Motor pulley
(consult factory for
motor part number
and pricing)
check
Check the
pulley
grooves for wear
Intake suction hose
#520-139-00
Check,
replace
Grease bearings
(3) crank bearings
(1) main bearing
#BC5KL-PK2
grease ** high pressure
scrolls need grease
every 5,000 hours
Tip seal
Kit
Kit #BC5KL(H)-06
- Tip seals
- Back up tube
- Dust seal
Replace
** high pressure
scrolls need tip
seal change every
5,000 hours