Daikin REMQ16PY1 [145/491] When occ u rring 4 time s within 30 min the m a lf u nction code e4 i s o u tp u t

Daikin REMQ10PY1 [145/491] When occ u rring 4 time s within 30 min the m a lf u nction code e4 i s o u tp u t
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Single type:
8~12HP: 52Hz+OFF
14~16HP: 52Hz+52Hz (upper limit)
Multi type:
52Hz+OFF+OFF (upper limit)
When occurring 4 times within 30 min.,
the malfunction code “E4” is output.
Low pressure
standby
Single type:
Compressor step of the present
situation × 0.5
Multi type:
210Hz+OFF+OFF (upper)
Pe_min<0.34MPa
Pe_min>0.39MPa
Pe_min>0.29MPa
Pe_min<0.25MPa
Pe_min<0.07MPa
1: Y4S for single system.
Y5S for multi system.
Pe_min<0.15MPa
Hot gas solenoid valve ( 1)
ON
During the control
of low pressure
protection
Normal Operation

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