McQuay MHW Geothermal Ran Manual de Instalação descarregar pdf (Página 2)

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Contents

Model Nomenclature ...........................................................3

Receiving and Storage

........................................................ 4

Pre-Installation.....................................................................4

Unit Installation (Recommended)

......................................5

Alternate Unit Installation

..................................................7

(Using Provided Brackets)

................................................7

Piping

....................................................................................8

Water Connections

..............................................................9

Cleaning & Flushing Water System

................................12

Electrical Connections

...................................................... 13

Standard Electrical Connection

......................................13

Electrical Data

.................................................................... 14

Operating Voltages

.........................................................14

Operating Limits..............................................................14

Additional Information

.....................................................14

MicroTech® III Unit Controller

..........................................15

I/O Expansion Module

....................................................15

MicroTech III Unit Controller with

LonWorks®

Communication Module .................................................... 16

MicroTech III Controller with BACnet MS/TP

Communication Module

.................................................... 17

MicroTech® III Unit Controller Terminals Locations and

Descriptions

....................................................................19

Typical Wiring Diagrams

...................................................22

MicroTech III Unit Controller for Sizes 007-015 –

208/230/60Hz/1-Phase

...................................................22

MicroTech III Unit Controller With Electric Heat

for Size 018 – 208/230/60Hz/1-Phase

............................ 23

MicroTech III Unit Controller with Communication

Module and Wall-Mounted Room Temperature Sensor –

265/277/60Hz/1-Phase

...................................................24

Start-up

............................................................................... 25

Cooling or Heating – Manual Operation

........................25

Additional Accessories

.....................................................25

General

...........................................................................25

Wall-Mounted Programmable Electronic Thermostat

(P/N 668811301)

...............................................................25

Non-Programmable Electronic Thermostat

...................26

(P/N 668811201)

............................................................. 26

Programmable Electronic Thermostat

(P/N 668811101)

.............................................................27

Non-Programmable Electronic Thermostat

(P/N 668811001)

............................................................. 27

Wireless Temperature Control (T9000)

............................28

Remote Control Node (RCN)

.......................................... 28

MicroTech III Wall-Mounted Room

Temperature Sensors

........................................................29

General

...........................................................................29

Optional Remote Sensor

...................................................30

Motorized Isolation Valve & Relay ...................................30

Multiple Unit Control Panel (MUCP) for Use With

MicroTech® III Unit Controller

..........................................31

Outside Air Damper

...........................................................31

Troubleshooting

................................................................33

The in and outs of R-410A

..............................................33

Lubrication

......................................................................33

Charging

.........................................................................33

General Maintenance

.....................................................33

Troubleshooting Refrigeration Circuit

.............................34

Typical Cooling and Heating Refrigeration Cycles..........35

Troubleshooting the Water Source Heat Pump Unit

....... 36

Troubleshooting the MicroTech III

.................................. 37

Unit Controller

................................................................. 37

1 2 3 4 5 6 7 ... 37 38

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