Daikin EWWQ-G - 6.1.5 Circuit Warning Alarms

EWWQ090G ÷ EWWQ720L - R410A - Water-cooled scroll chillers
EWLQ090G ÷ EWLQ720L - R410A - Condenser less
EWHQ100G ÷ EWHQ400G - R410A - Heat pump scroll chillers
EWAQ-G 075 - R410A - Air-cooled scroll chillers
EWAQ- - R410A - Air-cooled scroll chillers
EWYQ- - R410A - Air-cooled scroll heat pumps
Air and Water cooled scroll chillers & heat pump
Operation
Manual
Operation Manual
36
EWWQ - EWLQ - EWHQ
EWAQ - EWYQ
Air or Water cooled scroll chiller &
heat pump
D-EOMHW00107-15EN
Evap Delta T=
-
-
Evaporator delta temperature
Cond Delta T=
-
-
Condenser delta temperature
Evap LWT Slope=
-
-
Evaporator leaving water temperature rate of change
Cond LWT Slope=
-
-
Condenser leaving water temperature rate of change
4.6 Available Modes
This page allows to set the operating mode of the unit. For more details about these parameters
and the available modes of the unit refer to section 5.1.2.
Setpoint/Sub-Menu
Default
Range
Description
Modes
Cool
Cool
Cool w/Glycol
Cool/Ice w/Glycol
Ice
Heat/Cool
Heat/Cool w/Glycol
Heat/Ice w/Glycol
Pursuit
Test
Available modes for unit operations.
4.7 Timers
This page indicates the remaining cycle timers for each compressor. When the cycle timers are
active any new start of a compressor is inhibited.
Setpoint/Sub-Menu
Default
Range
Description
Comp 1=
0s
Comp 2=
0s
Comp 3=
0s
Comp 4=
0s
Clear Cycle Tmrs
Off
Off,On
Clear Cycle Timers
Stg Up Dly Rem=
Stg Dn Dly Rem=
Clr Stg Delays=
Off
Off,On
Clear Stages Delays
Ice Cycle Dly Rem
Clear Ice Dly=
Off
Off,On
Cleat Ice Delay
4.8 Alarms
This link jumps to the Alarm page. Each of the items represents a link to a page with different
information. The information shown depends on the abnormal operating condition that caused the
activation of unit, circuit or compressor safeties. A detailed description of the alarms and how to
handle will be discussed in the section Troubleshooting this chiller.
Setpoint/Sub-Menu
Default
Description
Alarm Active

List of the active alarms
Alarm Log

History of all the alarms and acknowledges
Event Log

List of the events
Alarm Snapshot

List of alarm snapshots with all the relevant data recorded at time the alarm occurred.
4.9 Commission Unit
Setpoint/Sub-Menu
Default
Range
Description
Configure Unit

See section 0
Alarm Limits

See Section 4.9.2
Calibrate Unit Sensors

See section 4.9.3
Calibrate Circuit Sensors

See section 4.9.4
Unit Manual Control

See section 0
Circuit 1 Manual Control

See section 0