• 25 •
ARA054WAA 4220463P
ARA073WAA 4220464R
ARA081WAA 4220465T
4310508K
4310509L
4310510M
4310511N
4310512P
4310513R
TGEL10-6.5 TRMO 4720940L
TGEL10-9 TRMO 4720913W
STF0413G 4740100M
24V 50 4740103R
HP 42bar OFF 4730184H
HP 4/20mA -1/45bar 4770207M
LP 4/20mA -1/20bar 4770208N
BE60 4770668P
4770709Z
BALTIC-IOM-0412-E / Installation manual
THERMODYNAMIC HEAT RECOVERY - SERVICE MANUAL
3. SERVICE DIAGNOSTIC
Refrigeration
Fault Possible causes and symptoms Solution
Low LP and LP cut out
Alarm 317: main frigorifi c issue Lack of charge, obstructed components
Alarm 327: too low LP
Freezing: wait that coil is defrosted by
exhaust air;
Air fl ow too low on evaporating side (too low
speed rate / fouled fi lter or coil).
HP problem and HP cut out
Incorrect airfl ow rates
Check fan (exhaust or supply) function of
the mode (Amps) and also fi lter.
Refrigerant charge too high
Check the refrigerant charge load according
to the refrigerant load table.
See also frigorifi c diagnostic of BALTIC™ III section 'Refrigeration'.
Indoor or exhaust fan blower:
For both indoor supply fan and exhaust fan, same faults, causes and solutions than for BALTIC™ III are expected. See diagnostic of
BALTIC™ III 'Indoor fan blower'.
4. SPARE PARTS LIST
Refrigeration components R410a Designation Family Code
Compressor
Comp.
Comp.
Comp.
Indoor coil
ID C-box TRMO Coil
ID D-box TRMO Coil
ID E-box TRMO Coil
Exhaust coil
Exhaust coil TRMO Coil
Exhaust coil TRMO Coil
Exhaust coil TRMO Coil
Expansion valve
Refrig.
Refrig.
4 way valve Refrig.
4 way valve coil Refrig.
HP pressostat Refrig.
HP sensor Refrig.
LP sensor Refrig.
Electrical & control components Designation Family Code
CLIMATIC™ extension
Control
Connector for BE60 Control
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