Supplied By www.heating spares.co Tel. 0161 620 6677
38
Linea Plus AG
CHECK BOILER
STARTUP
TEST A
DOES
BURNER
LIGHT
MAKE A LINK
BETWEEN PIN M16.TA
AND M16.TA ON
CONTROL BOARD
SWITCH ON BOILER
AND SELECT MODE
TO WINTER C/H
THERMOSTAT AT
MAX.
START
TEST C: CHECK CONTROL
IN C/H MODE
CHECK &/OR
REPLACE 3
WAY VALVE
IS THE
3 WAY VALVE
ON CH
POSITION?
MAINS
PRESENT BETWEEN
M11.1 & M11.2 ON
CONTROL
BOARD
REPLACE
CONTROL
BOARD
C
TURN CH
THERMOSTAT TO
MIN.
DO
BURNER AND FAN
SWITCH OFF
IS
WATER FLOW
TEMPERATURE
>40 ˚C
WAIT WATER FLOW
TEMPERATURE
>40 ˚C
REPLACE
CONTROL
BOARD
TURN CH
THERMOSTAT AT MAX.
IS
THERE A
VOLTAGE >4 Vdc
BETWEEN TERMINALS
M3.10 & M3.11
ON PCB
CHECK FAN, WIRING
AND CONNECTIONS,
DIFFERENTIAL ANALOG
PRESSURE SWITCH AND
CONTROL BOARD
IS
FAN
ON?
CHECK FLUE
VENTURI TUBE
IS
D.A.P.S.
OK?
REPLACE DIFFERENTIAL
ANALOG PRESSURE
SWITCH
VOKERA
LINEA PLUS AG
Rev. 1 08/03/2000
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES