70
80HMA
4. 2-ZONE KIT
4.1 Introduction
The 2-Zone Kit is used with 80HMA series units to control
two different zones with different leaving water temperature.
4.1.1 Accessories
Accessory
Code
Additional User Interface
33AW-CS3
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80AW9024
Piping kit to install the Domestic Hot Water valve and actuator (80AW9023) inside the unit
80AW9026
Domestic Hot Water valve and actuator
80AW9023
Cover panel to install the 2-Zone Kit detached from the Comfort Module
80AW9027
Kit to add 3-way valve and actuator in second zone
80AW9028
4.2 Unit Description
1. Leaving Water Temperature sensor (Zone 1)
2. Water Pump (Zone 1)
3. 3-Way Valve and actuator (Zone 1)
4. Collector
5. Tank Water Temperature sensor
6. Pressure Switch
7. Drain valve
8. Water Pump (Zone 2)
9. Control box
10. Electronic board
11. Terminal block
12. Drain pipe. Do not connect tap to this pipe. It is used to
drain water from the Safety Pressure Release Valve.
1
2
3
4
7
12
6
8
9
10
11
5
Summary of Contents for 80HMA-M00
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