Recommended Periodic Inspection - Daikin AGZ070EH Installation, Operation And Maintanance Manual

Recommended Periodic Inspection

Electrical Shock Hazard. Before servicing or inspecting the equipment, disconnect power to the unit.The internal
capacitor remains charged after power is turned off. Wait at least the amount of time specified on the drive before
touching any components.
Table 43: Periodic Inspection Checklist
Inspection Area
General
Relays and Contactors
Optional BAS Interface
The AGZ chiller controller is configured for stand-alone
operation or integration with BAS through an optional
communication module.
The following installation manuals for optional BAS
interface modules are shipped with the chiller.
also be found and downloaded from www.DaikinApplied.com.
IOM 1206-1
WARNING
!
Inspection Points
Inspect equipment including wiring, terminals,
resistors, capacitors, diode and IGBT for
discoloration from overheating or deterioration.
Inspect for dirt or foreign particles
Inspect contactors and relays for excessive
noise.
Inspect for signs of overheating such as melted
or cracked insulation
They can
Optional Low Ambient Fan VFD
Corrective Action
Replace damaged components.
Use dry air to clear away.
Check for over or undervoltage
Replace damaged parts.
• IM 966-1, BACnet® IP Communication Module
• IM 967-1, BACnet® Communication Module (MS/TP)
• IM 968-1, L W
ON ORKS
• IM 969-2, Modbus® Communication Module
• ED 15120, Protocol Information for MicroTech III
chiller, BACnet and L
ON
• ED 15121, Protocol Information for MicroTech III
chiller, Modbus
Communication Module
W
ORKS
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