Recommended Periodic Inspection; Optional Bas Interface - Daikin AGZ 025D Operating & Maintenance Manual

Recommended Periodic Inspection

Electrical Shock Hazard. Before servicing or inspection 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 21, 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.
They can also be found and downloaded on www.DaikinApplied.com under Product
Information > Air cooled Chillers> Scroll Type >Literature>Installation & Operation Manuals

IM 966-1, BACnet® IP Communication Module

IM 967-1, BACnet® Communication Module (MS/TP)

IM 968-1, L

IM 969-2, Modbus® Communication Module

ED 15120, Protocol Information for MicroTech III chiller, BACnet and L

ED 15121, Protocol Information for MicroTech III chiller, Modbus
,
OMM 1166-1
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
W Communication Module
ON ORKS
WARNING
!
AGZ 025D through 190D
Corrective Action
Replace damaged components.
Use dry air to clear away.
Check for over or undervoltage
Replace damaged parts.
W
ON ORKS
:
65