22
AirFlow
®
S1
Replacement of the water heater
Remove the three screws (90) of the metal housing of the
transformer (64).
Remove the housing of the transformer and extract the
bushing (93).
Unsolder the electrical wires on pin 11 of the transformer
(65) and extract the electrical wire of the water heater from
the bushing.
Remove the thermostat protections (27) and unsolder the
four electrical wires on the thermostats (28) and (29).
Extract the electrical wire of the water heater from the ther-
mostat protection.
Remove the two uniclamps (92) and disconnect the blue
water hoses (70) from the water heater (30).
Unscrew the ground connection (31).
Remove the two screws (25) and the two washers (26).
Put in place a new water heater.
The water heater is mounted
on two insulating cannons (32).
90
64
70
65
31
25
28
30
27
92
29
26
93
32
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