Mechanical Installation; Water Connections; Pump Speed Selection; Power Wiring Diagram - Carrier 80HMA-9001 Manual De Instalación

Installation

Mechanical installation

Please refer to the Safety information manual.
See pic. 5:
1. Remove side panels from Comfort Module and 2 zone kit
2. Insert the provided screws at the bottom of the Comfort
Module (see pic. 5 a); leave a gap between the head of
the screw and the metal bracket
3. Position the 2 zone kit so that the screws enter in the
slots (pic. 5 b)

Water connections

Please refer to the Safety Information manual.
• A counter spanner is not needed when tightening
hydronic connections to the module.
• To avoid bacteria and dirt proliferation in the circuit, use
water treatment mixed water.
• Place valves (not included) at the inlet and outlet of the
2 zone kit.
• Use pipe 1" or bigger for connections between the 2 zone

Pump speed selection

The pump provided with the module has 3 speeds.
The installer selects the speed of the module pump in order
to guarantee the target flow rate (± 20 %) in the space
heating /cooling loop, knowing the available pressure of

Power wiring diagram

Please refer to the Safety Information manual and to the
electrical scheme supplied with the unit.
Electrical installation must be according to pic. 8 and
Comfort Module 80HMA instruction.
Description
2 zone kit power supply cable
Communication cables to the bus
See Comfort Module documentation.
To prevent any risk, the power cable must only be replaced
by the technicians of the after-sales service (type Y
connection).
4. Slide the 2 zone kit (pic. 5 c)
5. Tighten the screws
6. Fix the 2 zone kit to the wall (see pic. 2, item C)
NOTE: Comfort Module pipes and cables run between
the wall (pic. 2, item B) and the 2 zone kit back plate (see
pic. 2, space A).
kit and terminal.
• Wrap connections with anti-condensate insulation and
tighten with tape, without exerting excessive pressure on
the insulation.
• When all the installation connections are complete, start
water filling.
the system at different pump speed (see pic. 6 for zone with
valve and pic. 7 for direct zone) and the pressure drop of the
installation.
Cable Type
FROH2R
FROH2R
Cable size
3G x 1mm
2
2 x 0.5mm
2
7
80HMA - 9001