Subject to EAR, ECCN EAR99 and related export control restrictions.  02250236-267 R02
■ Daily inspections of the SRL air compressor are imperative to long safe operation. Review the total 
    operating hours on the control panel of the air compressor with the operation time schedule shown on
    the table below and carry out the inspection at the proper time intervals.
■ Maintenance and Inspection Time Interval indicates the time for maintenance and inspection, not the
    guaranteed time of the air compressor or parts.
Component
Inspection
Instructions
Maintenance and Inspection Time Interval
Remarks
Daily
Every
500 Hours
 or 2 Months
Every
2,500 Hours
  or 1 Year
Every
5,000 Hours
  or 2 Years
Every 
10,000Hours  
   or 4 Years
Every 
20,000Hours  
   or 8 Years
Air Receiver Tank 
(Option)
Drain accumulated
condensate in air receiver.
○
Complete Air 
Compressor
Remove accumlation of dust 
and/or dirt.
○
Inspect for excessive noise 
and vibration.
○ Refer to page 25.
Safety Relief Valve Inspect operation. ○
Replace the safety relief 
valve  if  there  is  any 
damage.
Pressure Sensor
Inspect operation and confirm 
valid pressure displayed.
○
Replace the sensor if 
there is any damage.
Check Valve Inspect for leaks or replace. ○ ●
Ventilating Fan
Inspect or replace
the ventilating fan.
○ ● Refer to page 26.
Bolts, Nuts & Screws
Inspect and tighten any
loose items.
○ Refer to page 26.
Intake Air Filter
Replace a dirty or
clogged filter. 
○ ● ◎ Refer to page 26.
Sirocco Fan & Scroll 
Fin
Clean the dirt off
these components.
○ ◎
Scroll Bearing
Grease or inspect
the bearing.
○ ◎
Replace  the scroll  head  if 
there  is any  damage  with 
bearing.
Tip Seal & Face Seal Replace the seals. ● ◎
Bearings Inspect the bearings. ○ ◎
Replace  the scroll  head  if 
there  is any  damage  with 
bearings.
Scroll Head
Replace the scroll
head.
●
Rubber Hose  Inspect for leaks. ○ ●
Replace  the  rubber 
hose  if  there  is  any 
damage.
V-Belts
Inspect, adjust and/or replace 
a loose or damaged v-belt
○ ● Refer to page 27.
Electromagnetic 
Contactor
Inspect or replace. ○ ●
Rubber Vibration
Isolator Pads
Inspect for any damage
and/or hardness.
○
Replace  the  pads  if 
there is any damage.
Electric Main Motor Inspect for any damage. ○
Replace  the  motor  if 
there is any damage.
Coolers
Clean the dirt off or 
replace.
○ ●
Maintenance and Inspection
【122PSIG Model】
21
Note: Legend for Maintenance and Inspect items listed at the bottom of page 22.