Hitachi RCUE40AG2 Service Manual page 112

Air cooled water chillers, cooling only and heat pump, cooling capacity 106/112 kw - 585/556/1030 kw
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Troubleshooting
Alarm Code
No.1~5 cycles
[ [
] ]

[ [
] ]

[ [
] ]

[ [
] ]

" [ " [
] " ] "

[ [
] ]

[ [
] ]

[ [
] ]

[ [
] ]
[ [
] ]
~


[ [
] ]
[ [
] ]
~


[ [
] ]
[ [
] ]
~


[ [
] ]
[ [
] ]
~


" - " : Flickering
pag. 110
SMGB0003 rev.0 - 01/2007
Incorrect Operation
Error communication between Ctrl. PCB (PCB
Error communication between Expansion Valve PCB and Cntrol PCB
Error communication between Fan Contol PCB and Cntrol PCB
Alarm of Excessively High Water -Temperature
Alarm of Water Failure (Differential Water Pressure Switch Option)
Activation of Additional Protection Device (Option)
Error communication between Chiller and Remote Controller (If CSC-5S is connected.)
Retry Operation (More Than 3 Fans Retry at The Same Time)
Retry Operation (by Alarm Fx-41 or Fx-51, x: Cycle No.)
Retry Operation (by Alarm Cx-6x or Cx-7X, x: Cycle No.)
Retry Operation (by Alarm Cx-9x or Cx-LX, x: Cycle No.)
Description of abnormality
, PCB
)
C1
C2

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