Product Manual

User Manual US-EN SRHT 20-350 AC
02250246-084 R01
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Subject to EAR. ECCN EAR99 and related export control restrictions.
DAILY:
• Check whether the dew point indicated on the electronics is correct.
• Ensure that the condensate drain system functions properly.
• Make sure that the condenser is clean.
EVERY 200 HOURS OR MONTHLY
• Clean the condenser using an air jet (max. 2 bar / 30 psig) inside out. Make
sure not to damage the aluminium lamellae of the cooling package.
• Finally, verify the operation of the device.
EVERY 1000 HOURS OR YEARLY
• Verify for tightness all the screws of the electric system and that all the “Faston” type connections are
in their proper position, inspect unit for broken, cracked or bare wires.
• Inspect refrigerating circuit for signs of oil and refrigerant leakage.
• Measure and record amperage. Verify that readings are within acceptable parameters as listed in
specification table.
• Inspect condensate drain flexible hoses, and replace if necessary.
• Replace the filter element (cartridge) of the Pre-Filter (1 micron). Refer to the instructions in the user’s
and maintenance manual of the filter for this operation.
• At the end, check the operation of the machine.
EVERY 8,000 HOURS
• Replace SULLIMAX Service Unit.
12.2 Troubleshooting
Certified skilled personnel
Installation works must exclusively be carried out by authorised and qualified skilled personnel. Prior to
undertaking any measures on the SRHT 20-350 AC compressed-air refrigeration dryer, the certified
skilled personnel shall read up on the device by carefully studying the operating instructions. The
operator is responsible for the adherence to these provisions. The respective directives in force apply to
the qualification and expertise of the certified skilled personnel.
For safe operation, the device must only be installed and operated in accordance with the indications in
the operating instructions. In addition, the national and operational statutory provisions and safety
regulations, as well as the accident prevention regulations required for the respective case of application,
need to be observed during employment. This applies accordingly when accessories are used.
Danger!
Compressed air!
Risk of serious injury or death through contact with quickly or suddenly escaping compressed air or
through bursting and/or unsecured plant components.