CG-SVX17D-EN 173
Diagnostics
Evaporator Pump 1 Starts/Hours
Modified
Evaporator Pump 1 Starts/Hours
Modified
Evap Pmp Starts/Hrs Modified
Chiller Warning NonLatch All
A counter for evaporator pump 1 starts
or hours has been modified by
TechView. This diagnostic is
immediately and automatically cleared
and thus can only be seen in the
historic diagnostic list.
NA
Evaporator Pump 2 Starts/Hours
Modified
Evaporator Pump 2 Starts/Hours
Modified
Evap Pmp Starts/Hrs Modified
Chiller Warning NonLatch All
A counter for evaporator pump 2 starts
or hours has been modified by
TechView. This diagnostic is
immediately and automatically cleared
and thus can only be seen in the
historic diagnostic list.
NA
Evaporator Water Flow Lost
Evaporator Water Flow Lost
Evap Water Flow Lost
Chiller
Immediate
and Special
Action
NonLatch All
After the pump request was activated,
water flow was established and then
lost. Special action is to keep the evap
pump request active in a diagnostic
override mode. See “Chilled Water
Pump Control,” p. 81 for more details.
Remote
Evaporator Water Flow Lost Lockout
Evaporator Water Flow Lost Lockout
Evap Water Flow Lost Lockout
Chiller Immediate Latch All
Four (4) water flow loss events
occurred ina moving 4 day time
window. Corrective action is needed to
identify and eliminate the cause. See
“Chilled Water Pump Control,” p. 81 for
more details.
Local
Evaporator Water Flow Overdue
Evaporator Water Flow Overdue
Evap Water Flow Overdue
Chiller
Immediate
and Special
Action
NonLatch All
After the pump request was activated,
the evaporator water flow overdue wait
time elapsed before water flow was
established. Special action is to keep
the evap pump request active in a
diagnostic override mode. See “Chilled
Water Pump Control,” p. 81 for more
details.
Remote
Evaporator Water Flow Lost – Pump 1
Evaporator Water Flow Lost – Pump 1
Evap Water Flow Lost
Chiller
Warning and
Special Action
NonLatch All
For dual evaporator pump
configurations only. Evaporator Water
Flow Lost diagnostic occurred while
Pump 1 was the selected pump. See
“Chilled Water Pump Control - Field
Supplied Dual Pumps,” p. 82 for more
details.
Remote
Evaporator Water Flow Lost – Pump 2
Evaporator Water Flow Lost – Pump 2
Evap Water Flow Lost
Chiller
Warning and
Special Action
NonLatch All
For dual evaporator pump
configurations only. Evaporator Water
Flow Lost diagnostic occurred while
Pump 2 was the selected pump. See
“Chilled Water Pump Control - Field
Supplied Dual Pumps,” p. 82 for more
details.
Remote
Evaporator Water Flow Overdue –
Pump 1
Evaporator Water Flow Overdue –
Pump 1
Evap Water Flow Overdue
Chiller
Warning and
Special Action
NonLatch All
For dual evaporator pump
configurations only. Evaporator Water
Flow Overdue diagnostic occurred
while Pump 1 was the selected pump.
See “Chilled Water Pump Control -
Field Supplied Dual Pumps,” p. 82 for
more details.
Remote
Evaporator Water Flow Overdue –
Pump 2
Evaporator Water Flow Overdue –
Pump 2
Evap Water Flow Overdue
Chiller
Warning and
Special Action
NonLatch All
For dual evaporator pump
configurations only. Evaporator Water
Flow Overdue diagnostic occurred
while Pump 2 was the selected
pump.See “Chilled Water Pump Control
- Field Supplied Dual Pumps,” p. 82for
more details.
Remote
Fault Detected: Evaporator Water
Pump 1
Fault Detected: Evaporator Water
Pump 1
Fault: Evap Water Pump
Chiller
Normal or
Warning and
Special Action
NonLatch All
For systems with no evaporator pump
or a single evaporator pump, a normal
shutdown shall be performed. For
multiple pump systems, detection of a
pump fault will generally cause pump
control to switch to the redundant
pump. See “Chilled Water Pump
Control - Field Supplied Dual Pumps,”
p. 82 for more details.
Remote
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