─ 25 ─
6 Disconnect the connectors for the solenoid valve
lead wires and water sensor lead wires.
7 Remove the pipe connected to the solenoid valve.
9 Unscrew the screws (two PTT screws 4 × 8, indicat-
ed by ) to remove the cover B and solenoid valve
from the unit.
Water sensor and solenoid valve installation positions
Connector for
the solenoid valve
Cover B
Cover (SOLV)
8 Loosen the screw (one PTT screw 4 × 8, indicated by
) to remove the cover (SOLV).
*The heat exchanger is exceptionally removed for easy understanding.
*The heat exchanger is exceptionally removed for easy understanding.
Connector for
the water sensor
*The heat exchanger is exceptionally removed for easy understanding.
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