R-Series Electric
26
CQF3473 v.01
Operation & Service
April 17, 2018
Maintenance Checklist
DAILY MAINTENANCE
1
Check oil level of both compressor and engine if equipped. Add quality lubricating oil as
required. See Section on "Oil Specifications".
2
Drain moisture from tank by opening tank drain valve located in bottom of tank. Do not open
drain valve if tank pressure exceeds 25 PSIG.
3
Turn off compressor at the end of each day's operation. Turn off power supply at wall switch.
WEEKLY MAINTENANCE
1
Clean dust and foreign matter from cylinder head, motor, fan blades, air lines, intercooler, and
tank.
2
Remove and clean intake air filters.
3
Check V-belts for proper alignment and tightness:
a
Remove bolts and guard to access compressor drive.
b
See “Setting Belt Tension” Section for details on how to check and set proper tension.
c
If necessary, loosen mounting hardware which secures motor to base. Slide motor within slots
of baseplate to achieve proper tension.
d
Check the alignment of pulleys. The compressor flywheel and motor sheave should be aligned
within ±1/2° with notched belts and ±2° with wrapped belts. Adjust if necessary.
e
Tighten mounting hardware to secure motor on base.
f
Re-install guard and secure with bolts.
EVERY 90 DAYS OR 500 HOURS MAINTENANCE
1
Change crankcase oil. Use type and grade oil as specified in the section on "Compressor Oil
Specifications".
2
Check entire system for air leakage around fittings, connections, and gaskets, using soap
solution and brush.
3
Tighten nuts and capscrews as required. See “Torque Values” section.
4
Check and clean compressor valves. Replace valves when worn or damaged. Replace valve
gaskets after each inspection.
5
Pull ring on all pressure relief valves to assure free movement.