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Maintenance, troubleshooting, spare parts and dismantling
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DRYPOINT® RA 3-160
13 Maintenance, troubleshooting, spare parts and dismantling
13.1 Checks and maintenance
Certified skilled personnel
Installation works must exclusively be carried out by authorised and qualified skilled personnel. Prior to
undertaking any measures on the DRYPOINT® RA 3-160 compressed-air refrigeration dryer, the certi-
fied 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 regu-
lations, 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.
Compressed air is a highly dangerous energy source.
Never work on the dryer when the system is under pressure.
Never direct the compressed-air outlet or condensate drain hoses at persons.
The user is responsible for the proper maintenance of the dryer. Non-observance of the instructions in
the "Installation" and "Maintenance, troubleshooting, spare parts and dismantling" chapters leads to the
expiration of the guarantee. Improper maintenance may result in dangerous situations for the personnel
and/or the device.
Danger!
Supply voltage!
Contact with non-insulated parts carrying supply voltage involves the risk of an electric shock
resulting in injuries and death.
Only qualified and skilled personnel are authorised to run electrically-operated devices. Prior to under-
taking maintenance measures at the device, the following requirements must be met:
Make sure that the power supply is switched off and that the device is off and marked for maintenance
measures. Please also ensure that the power supply cannot be re-established during the works.
Prior to carrying out maintenance works at the dryer, switch it off and wait for at least 30 minutes.
Caution!
Hot surfaces!
During operation, several components can reach surface temperatures of more than +60°C.
There is the risk of burns.
All components concerned are installed inside of the closed housing. The housing must only be opened
by certified skilled personnel.
Some components can reach high temperatures during operation. Avoid any contact until the system or
the component has cooled down.
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.
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