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PUMY-P36NHMU PUMY-P36NHMUR1
PUMY-P36NHMU-BS PUMY-P36NHMUR1-BS
PUMY-P48NHMU
2 PUMY-P48NHMUR3
PUMY-P48NHMU2-BS PUMY-P48NHMUR3-BS
• THERMISTOR has been changed. (Discharge thermistor → Compressor thermistor)
• Compressor has been changed.
PUMY-P48NHMU1 PUMY-P48NHMU2
PUMY-P48NHMU1-BS PUMY-P48NHMU2-BS
· Compressor (MC) and oil have been changed.
ANB33FDCMT (Ester oil: MEL56) ANB33FDHMT(Ether oil: FV50S)
· Electrical parts have been changed.
Multi controller board (MULTI. → C.B.) Noise filter circuit board (N.F.)
Active filter module (ACTM) Relay (52C) , Resister (RS) (including N.F.)
PUMY-P48NHMU PUMY-P48NHMU1
PUMY-P48NHMU-BS PUMY-P48NHMU1-BS
• Primary heating ON/OFF control has been added.
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TECHNICAL CHANGES
(1) Primary heating operation controls another heat source that depends on the main system's operations,
which means the interlock operation shown in "c)" will be possible.
a)
b)
Note: Following Indoor models DO NOT HAVE this feature available:
PMFY-P06NBMU
PMFY-P12NBMU PKFY-P06NAMU
PMFY-P08NBMU
PMFY-P15NBMU PKFY-P08NAMU
c) Different Indoor unit applications that can be applied:
(2) Outdoor unit DIPSW4-4 for Primary Heating Control:
Set DIPSW4-4 when power is turned off at unit.
OFF:
Disable Primary Heating Function (Initial setting)
ON :
Enable Primary Heating Function
Service ref. PUMY-P48NHMU(-BS)
does not have this function.
Indoor unit must be R410A UL model for this function to operate.
1-1. PRIMARY HEATING ON/OFF CONTROL SET-UP