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 Do not attempt to repair or remove any compressor system parts
without first relieving pressure from the entire system.
(c) Desiccant level
4.3 Refrigeration Type Dryer.
4.3.1 Daily Inspection. Inspect for the following conditions:
(a) Proper operation of condensate drainer
(b) Air leaks
4.3.2 Periodic Inspection. Thoroughly inspect the installation at intervals
prescribed by the manufacturer's maintenance schedule. Examine the following
items:
Do not attempt to repair or remove any compressor system parts
without first relieving pressure from the entire system.
(a) Condition of filter cartridge
(b) Condensate collection chamber and condenser-evaporator tubes for oil
and dirt accumulation
5 MAINTENANCE.
5.1 Adsorption Type Dryer. Proceed as follows:
Do not attempt to repair or remove any compressor system parts
without first relieving pressure from the entire system.
(a) Calibrate instruments semiannually.
(b) Lubricate and repack leaking valves.
(c) Repair all leaks.
(d) Repair or replace defective controls and instruments.
(e) Repaint dryer towers and piping where paint is damaged.
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