Valdemar V1 Series, Operating Instructions Manual

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after maintain.
H Forbid insert any tools into fan fence of unit, fan is dangerous. (child special care)
I Don’t use the unit if turn off the fan fence.
J To avoid electric shock or cause fire, don’t store and use fixture, oil paint and petrol etc.
combustible gas or liquid around the unit; don’t throw the water or other liquid on the unit and
don’t touch the unit by wet hand.
K
Don’t adjust the switch, valve, controller and internal data except company server or
authorized staff.
L If safety protection device often start up, please contact factory or local dealer.
Section 4 General maintenance
Controller Error Codes
◎
If there’s error in the heat pumps, the error code and error definition will be
displayed in the main interface, and saved the record in FAULTY column inside the
SETTING interface.
◎
The following Common Error Codes will be displayed on the controller panel:
Error Code Definition of Error or Protection
Er 03
Water flow failure
Er 04
Antifreeze in winter
Er 05
High pressure fault
Er 06
Low pressure fault
Er 09
Communication failure
Er 10
Communication failure of frequency conversion module (alarm when
communication between outer board and drive board is
disconnected)
Er 12
Exhaust temp too high protection
Er 14
Water tank temp. sensor fault
Er 15
Water inlet temp. sensor fault
Er 16
Evaporator coil temp. sensor fault
Er 18
Exhaust temp. fault
Er 20
Abnormal protection of frequency conversion module
Er 21 Ambient temp. sensor fault
Er 23 Cooling outlet water temp. supercooling protection
Er 26 Heat sink temp. fault
Er 27 Outlet water temp. sensor fault
Er 29 Return gas temp. sensor fault
Er 32
Heating too high outlet water temp. protection
Er 33
Coil temp. too high