INSTALLATION MANUAL
Refrigeration unit
Series Uno Undermount
UN120 | UN120 Multi
52
rev.02
Code
Description
KF1-2
COOLING CYCLE RELAY
KFP
DIESEL FUEL PUMP RELAY
KFR
BOARD CONDENSER FAN RELAY
KMP
AUXILIARY RELAY
KP
PARTIALISATION RELAY
KPR1
PREHEATING RELAY
KR
POWER SUPPLY RELAY
KSF
PHASE SEQUENCER
KYAV
HIGH SPEED SOLENOID VALVE RELAY
KYS
DEFROST SOLENOID VALVE RELAY
M
MECHANICAL HOUR COUNTER
M1
ELECTRIC MOTOR
M5-M6
CONDENSER FAN
M8-9-10 MVE1-2-3
EVAPORATOR FANS MOTOR
MP
DOOR MICROSWITCH
MTA
START MOTOR
P1MX
CONDENSER FAN PRESSURE SWITCH
BDC
LOW PRESSURE SWITCH
PMX
HIGH PRESSURE SWITCH
PN
DIESEL FUEL PUMP
PO
OIL PRESSURE SWITCH
S2
REMOTE ON/OFF
SA
AIR SWITCH
SF
EMERGENCY DIESEL FUEL PUMP SWITCH
SPM
EMERGENCY START/GLOW PLUGS BUTTON
SV
EMERGENCY FAN SWITCH
TAL
SUPPLY TRANSFORMER
Y3V
THREE-WAY SOLENOID VALVE
YAV
HIGH SPEED SOLENOID VALVE
YC1-2
HEATING CYCLE SOLENOID VALVE
YF1-2
COOLING CYCLE SOLENOID VALVE
YFH
CLUTCH
YK
COMPRESSOR STARTING SOLENOID VALVE
YN
DIESEL FUEL STOP SOLENOID VALVE
YP
PARTIALISATION SOLENOID VALVE
YS
DEFROST SOLENOID VALVE
