All manuals and user guides at all-guides.com
A4
WATER CONNECTIONS (MOD. 121-126)
AP1
IN
RAA
ST1
VSM
ECH
PU
IN
PD
RE
SA
VSM
VSM
VE
ST2
OUT
S
VS
KEY
AP1 = MICROPROCESSOR ELECTRONIC CONTROL
ECH = EVAPORATOR/CONDENSER PLATE EXCHANGER
PD = DIFFERENTIAL PRESSURE SWITCH
RAA= STORAGE HEATER ANTI-FREEZE HEATING ELEMENT
RE = PLATE HEAT-EXCHANGER HEATING ELEMENT
PU= PUMP
S= STORAGE TANK DRAIN COCK
SA = STORAGE TANK
ST1= SUMMER/WINTER WORKING TEMPERATURE SENSOR
ST2 = SAFETY ANTI-FREEZE TEMPERATURE SENSOR
VSM= MANUAL AIR BLEED VALVE OR DRAIN
VE = EXPANSION TANK
VS = SAFETY VALVE
93