210-10 ADL
49/62
599 75 60-77
(17) Discharge Temperature Protection
E4 is displayed on indoor unit
Yellow LED lamp of outdoor unit blinks for 7 times
When TB
discharge
≥98
℃
, the frequency is prohibited to increase;
When TB
discharge
≥103
℃
, the compressor operates at decreased frequency;
When TB
discharge
≥110
℃
, the compressor stops operation;
When TB
discharge
≤90, when compressor has stopped operation for 3min, it will resume operation.
# Check if discharge temperature meets the above conditions of protection.
(18) Overload Protection
H3 is displayed on indoor unit
Yellow LED lamp of outdoor unit blinks for 8 times.
# Check the following points:
Refrigerant charge.
Restrictions within the capillary tube.
Poor air flow across the indoor & outdoor coils.
Correct operation of the four way reversing valve.
# Check the Compressor Over Temperature connector plug located on the outdoor PCB for correct termination &
continuity
to
the over temperature protector.
# Check the over temperature protector located next to the three compressor terminals.
Note:
This over temperature protector is “normally closed”.
Summary of Contents for EXH09HL1W
Page 2: ...2010 10 ADL 2 62 599 73 60 74 ...
Page 5: ...210 10 ADL 5 62 599 75 60 77 2 ESD Requirements ...
Page 6: ...210 10 ADL 6 62 599 75 60 77 ...
Page 13: ...210 10 ADL 13 62 599 75 60 77 EXH09HL1W outdoor EXH12HL1W outdoor ...
Page 28: ...210 10 ADL 28 62 599 75 60 77 BOTTOM VIEW ...
Page 37: ...210 10 ADL 37 62 599 75 60 77 H6 Malfunction Flowchart ...
