123
Install and connect the GHEX damper actuator to the EVOT
controller (LIYY 3x1 lead).
Fig. 52
14.2.3 Secondary water heater
Install the secondary water heater in the air supply section
inside the AHU.
Fig. 53
Install and connect the three-way valve actuator of the wa
-
ter heater (LIYCY 3x1 lead)..
Fig. 54
Connect the anti-freeze thermostat (LIYY 2x1 cable) and
the water pump start signal (LIYY 2x1 lead).
Fig. 55
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