Eco Engineering Easypell, Installation Manual

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Designation of plug-in posi-
tion Voltage Name of sensors, motors and pumps
Z25 (BSK) 1 2 3 4 5 6 24 Volt Flame return gate (Belimo)
Z16 (UW) 13 PE N 230 Volt DHW pump/ Accumulator pump
Z17 (HK) N PE 14 230 Volt Only active if a sensor is connected to terminal 43/44.
Z18 (ZUEND) N PE 22 230 Volt Ignition
Z19 (ES) 2 3 N PE
6 230 Volt Burner motor
Z34 (SZ) 17 PE N 230 Volt Flue gas fan
Z33 (RM) 15 PE N 230 Volt Motor boiler cleaning device
Z35 (LUFT) N PE 11 230 Volt Burner fan
Z36 (STB) 17 PE 19 230 Volt Safety temperature sensor
Z10 (NETZ) L PE N 230 Volt Power supply boiler control unit
Z38
(AOUT PWM 1)
16 17 24 Volt PWM signal for room thermostat Z26 or BR1
Z39 3 4 24 Volt PWM pump signal for output of room thermostat Z27
Z40 5 6 24 Volt PWM pump signal for output of room thermostat Z28
Z37 (PF) 1 2 24 Volt Accumulator sensor
Z24 (FRT) 13 12 24 Volt Combustion chamber sensor
Z23 (UP) 4 3 2 24 Volt Negative draft measuring
Z22 (KF) 9 8 24 Volt Boiler sensor
Z21 (AF) 41 42 24 Volt Outdoor sensor
Z20 (WW) 43 44 24 Volt DHW sensor
Z32 35 36 24 Volt Not used
Z30 15 16 24 Volt Pilot switch for hopper
Z28 3 4 5 24 Volt Room thermostat Z40
Z27 24 25 26 24 Volt Room thermostat Z39
Z26 (BR1) 8 7 24 Volt Burner contact - Room thermostat Z38
JMP - - Jumper for speed controlled high-efficiency pump
10.2 Cable routing
Reroute cables after dismantling the casing or other system components.
10 Fuses - boiler controller 31
Installation Manual