ENGLISH
ABBREVIATION
A1
EQUIPMENT
B1 - FR
PHOTORESISTOR
F1
THERMAL CUTOUT
F2
PUMP THERMAL CUTOUT
HO
EXTERNAL LOCK LIGHT/ AUXILIARY HEATING ELEMENT OPERATION
LAMP
H1
OPERATION WARNING LIGHT
H2
LOCK WARNING LIGHT
H4
HEATING ELEMENT LIGHT
K1
MOTOR RELAY
K2
PUMP MOTOR CONTACTOR
K6
AUXILIARY RELAY FOR HEATING ELEMENTS
KD
TRIANGLE CONTACTOR
KE
EXTERNAL CONTACTOR
KL
LINE CONTACTOR
KR
HEATING ELEMENT CONTACTOR
KT
TIMER
KY
STAR CONTACTOR
MP
PUMP MOTOR
MV
FAN MOTOR
PA
AIR PRESSURE SWITCH
PS
SAFETY PRESSURE SWITCH
RP.RF.RG
PUMP, FILTER, UNIT HEATING ELEMENTS
RS - R
HEATING ELEMENTS
S1
START/STOP SWITCH
S2
RELEASE BUTTON
S7
BUTTON "TANK FILLING"
S8
1st/- 2nd STAGE SWITCH
T2
2nd STAGE THERMOSTAT
TA
IGNITION TRANSFORMER
TC
BOILER THERMOSTAT
Tmin
MINIMUM THERMOSTAT
Treg
HEATING ELEMENT REGULATION THERMOSTAT
TS
SAFETY THERMOSTAT
TSR
HEATING ELEMENT SAFETY THERMOSTAT
X1
BURNER TERMINAL BOARD
YE - VE
EXTERNAL SOLENOID VALVE
Y1/Y2 - V1/V2
1ST / 2ND STAGE SOLENOID VALVES
Y10
AIR SERVOMOTOR
YS - VS
SAFETY SOLENOID VALVE
Z1 - Z
FILTER
EN
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