MAINTENANCE
MONTHLY
• Check operation of high pressure safety valve
by pulling ring.
• Check flywheel and motor pulley for tightness.
QUARTERLY
• Every 90 days also check entire system for air
leakage around fittings, etc. using a soap solu-
tion. Tighten nuts and cap screws as required.
• Every 90 days or 1,000 operating hours,
whichever comes first, change crankcase oil.
Oil recommended: Premium Grade SchraderAir
826020 - 30WT Non-Detergent. Change oil more
frequently, if compressor is located in very dirty
environment.
DAILY
• Check compressor visually.
• Check oil level and add oil as required.
• Drain moisture from system piping.
• Drain moisture from tank daily to prevent rust.
WEEKLY
• Turn power off and drain moisture from tank
by opening drain cock in bottom of tank.
• Remove and clean intake air filters.
Disassemble and wash element in detergent
solution. Do not oil.
• Check V-belts for tightness. Belt tension should
be adjusted to allow approximately 1/4 - 1/2
inch deflection with normal thumb pressure.
• Turn power off and clean dust and foreign
material from cylinder head, motor, fan blade,
air lines, intercooler and tank.
MAINTENANCE SCHEDULE - CHECK CHART
PROCEDURE
DAILY WEEKLY MONTHLY YEARLY
Check Oil Level.
Caution! Do not overfill.
X
Give Compressor overall visual check
X
Drain moisture accumulation from
X
the air receiver
Check the air distribution system for air leaks
X
Clean cooling surfaces of compressor,
X
intercooler and aftercooler
Operate safety valves (pressure relief valve)
X
Replace or clean intake filter element
X
Inspect oil for contamination and change if
X
necessary
Check belts for correct tension and alignment
X
Check pulley clamp bolts and set screws for
X
tightness
Inspect valve assemblies
XX
Inspect cushion chamber, if so equipped,
X
and discharge line for excessive carbon
accumulations
Inspect pressure switch diaphragm and
X
contact points
Service electric motor
‡ ‡ ‡ ‡
Drain Tank
X
X = Check more often if extremely dirty condition exists.
XX = Every 6 months
‡ = Per manufacturer’s recommendations
5
Summary of Contents for SA315240H346
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