DURASTAR DRA1H18S1A 설치 매뉴얼 - 페이지 4

{카테고리_이름} DURASTAR DRA1H18S1A에 대한 설치 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. DURASTAR DRA1H18S1A 7 페이지. Third-party thermostat interface

Unit Installation

Remove the cover.

Using a Phillips screwdriver, remove the eight (8) screws holding the cover in place and take off the cover.

Mount the unit.

2. Mount the unit to a wall l (or raised floor surface) using the three (3) screws (M4x20) and three (3) anchors.

Wire the unit.

3. Wire the thermostat interface to your system and a third party thermostat, according to the instructions in the

Wiring and System Configuration section of this manual.

Secure the unit.

4. Replace the cover and secure it, using the screws removed in the first step.

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Back plate

Screws (M4×20)

Follow the wiring diagram below to connect this thermostat interface kit between a third-party thermostat and

a Durastar system.

Thermostat

Indoor Unit

Main Control

Panel

Outdoor Unit

Wiring Connection Specifications

When using the interface with a ducted indoor unit (DRAD##F1A), the static pressure must be set up by temporarily

connecting the communication wires L1(1), L2(2), and S(3) and G from the outdoor unit to the indoor unit (see the

DRAD install manual or service.durastar.com). Once the static pressure setup is complete, disconnect the units from

each other and proceed to step two (2). If any other IDU is used proceed directly to step two (2).

2. Connect L1(1), L2(2), and S(3) from the outdoor unit to terminals 1, 2 and 3 on the right half of the power distribution

block on the interface. Connect G to a ground block (green) terminal.

3. Connect L1(1), L2(2), and S(3) from the indoor unit to terminals 1, 2 and 3 on the left half of the power distribution block

on the interface. . Connect G to a ground block (green) terminal.

4. Connect R and C from the 3rd party thermostat to board terminals R and C at CN15.

Connect Y, W and G to wiring block terminals Y, W and G at CN19.

5. Follow the instructions in the Configuring the DIP Switches section to set the DIP switches in the 24V control box.

6. The thermostat must be configured for operation with a conventional system (in single stage cooling and heating).

Do not configure the thermostat for heat pump operation.

24V Interface Control Box

NOTE: DO NOT install T1 sensor

GROUND

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