Commissioning and Maintenance CAIRplus
62 PR-2009-0096-GB • Subject to modifications • R8-10/2015
8.3.2 Maintenance of units for indoor installation
DANGER!
• Please consider the safety instructions on page 5 and page 55ff when performing
all the described activities!
Carry out the following maintenance steps:
• Carefully check the entire casing and components for damage and correct fit:
– Doors and service openings
– Seals and gaskets
– Handles and levers
– Connections with foam rubber gaskets
– Sight windows
– Panels
Doors and service openings
• Check seals and gaskets, replace if necessary.
• Check door stop device (on the pressure side) for proper operation.
Panels
• Check for damage and corrosion.
• If applicable, renew or apply new corrosion-protection (paint), impregnate, etc.
Trap
• Clean and refill available traps.
8.3.3 Commissioning of units for outdoor installation (weatherproof roof units)
DANGER!
• Please consider the safety instructions on page 5 and page 55ff when performing
all the described activities!
Complete the following commissioning steps:
• Complete all steps specified in „Commissioning of units for indoor installation“ on
page 61 first.
• Check condition of weatherproof gasketing (refer to „Foundation requirements for
outdoor installation (weatherproof, roof frame)“ on page 26).
8.3.4 Maintenance of units for outdoor installation (weatherproof roof units)
DANGER!
• Please consider the safety instructions on page 5 and page 55ff when performing
all the described activities!
Carry out the following maintenance steps:
• Complete all steps specified in „Maintenance of units for indoor installation“ on
page 62 first.
• Verify that unit roof is leak-free.
• Check condition of side panels and cover strips, renew sealant if required.
• Clean weather protection grille on the fresh and exhaust-air side once a year.
Notice!
• Carry out additional cleaning in case of aggressive or oil-containing air.
Sealant material is oil-proof only for a limited time.
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