Direct expansion: Maintenance – VRV
Installer
Company name
Contact person
End customer
Name
Street – N°
Zip code – City
Country
Outdoor unit (air cooled)
Heat exchanger
Clean
Not OK
Drainage bottom plate
Clean
Not OK
PCB's heat sink
Clean
Not OK
Unit outside state
Clean
Unit inside state
Clean
Tighten electrical connections
OK
Free air circulation
OK
Indoor unit
Air filter
Clean
Not OK
Direct expansion: Maintenance – VRV
ESIE18-15B – 2020.05
General info
One time maintenance
Performed by
Company
Technician
Certificate
Date
Maintenance
Outdoor unit (water cooled)
Cleaned
Filter water circuit
Cleaned
PCB's heat sink
Cleaned
Unit outside state
Not applicable
Unit inside state
Cleaned
Tighten electrical connections
Cleaned
Correct/stable water flow
Not OK
Not OK
Heat reclaim ventilation unit
Cleaned/replaced
Air filter
Contractual maintenance
Clean
Cleaned
Not OK
Clean
Cleaned
Not OK
Not applicable
Clean
Cleaned
Clean
Cleaned
OK
Not OK
OK
Not OK
Clean
Cleaned/replaced
Not OK
Service manual
381
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