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Fig. 23 — Typical Communication Wiring of Heat Pump System

NOTE:

Network resistor is shipped with the outdoor unit for field installation on heat pump systems.

P Q

X Y

outdoor unit

Centralized controller

HA HB

P Q

wired controller

HA HB

L10

L11

Indoor unit 1#

Indoor unit 2#

Indoor unit 4#

Indoor unit 5#

Indoor unit 6#

Indoor unit 3#

P Q

HA HB

Network Resistor

wired controller

Touch screen

HA HB

NOTE: Power from IDU

NOTE: 24 v. DC Power

(Field Supplied)

Maximum wiring length

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LEGEND

AWG — American Wire Gage

IDU

— Indoor Unit

Содержание 40VMU

Страница 1: ...ll result in severe personal injury or death WARNING signifies hazards that could result in personal injury or death CAUTION is used to identify unsafe practices which would result in minor personal i...

Страница 2: ...ures may result in damage to equipment For information about replacement oil type and viscosity see the Installation Start Up and Service Instructions for the 38VMAH and 38VMAR outdoor units UNIT 40VM...

Страница 3: ...Connect the drain hose to condensate connec tion Flexible conduit and connectors 1 Routing power lines Hanging bracket 4 Used for hanging the unit Installation guide for metallic flexible pipe 1 Mount...

Страница 4: ...ns shown in inches Fig 2 40VMU012 030 Dimensions NOTE All dimensions shown in inches Fig 3 40VMU036 048 Dimensions 40VMU UNIT SIZE DIMENSION in A B C D 012 024 39 26 8 19 7 8 30 50 1 2 26 8 31 1 4 A B...

Страница 5: ...SITE FOR UNIT INSTALLATION To save time and to reduce the possibility of costly errors set up a complete sample installation in a typical room at the job site Check all critical dimensions such as pip...

Страница 6: ...h locknuts and washers on both sides Ensure the threaded rod does not protrude more than 1 in below the mounting hole on the hanging bracket as shown in Fig 7 Fig 7 Mounting the Hanging Bracket 3 Remo...

Страница 7: ...the indoor and outdoor units If the difference between them is more than 33 ft consider mounting the outdoor unit above indoor unit Refrigerant piping connection between indoor and outdoor units shou...

Страница 8: ...d cables to the unit s power terminal Be sure the power wiring and control wiring do not cross This might cause disturbance on the controls side See Fig 15 for wiring diagrams OUTSIDE DIAMETER IN RECO...

Страница 9: ...iliary Heat CS Condensate Switch Optional CTON Output for Cooling Operation EEV Electronic Expansion Valve FAN Output for Fan Operation FM Indoor Fan Motor HTON Output for Heating Operation PUMP Pump...

Страница 10: ...r to fix the communication wire on the outdoor unit communication terminal as shown in Fig 19 Fig 19 Connecting Communication Wire to Outdoor Unit Communication Terminal If communication wires are use...

Страница 11: ...or To No 1 indoor To No 2 indoor To Sub MDC Main MDC unit To outdoor To outdoor L1 L2 L3 L3 L3 L3 L4 L4 L5 L6 L7 L8 L9 L10 L11 Indoor unit 1 HA HB Indoor unit 2 Indoor unit 3 Indoor unit 4 Indoor unit...

Страница 12: ...L5 L6 L7 L8 L9 L10 L11 L3 L3 L3 L3 Indoor unit 1 Indoor unit 2 Indoor unit 4 Indoor unit 5 Indoor unit 6 Indoor unit 3 P Q HA HB HA HB HA HB HA HB HA HB HA HB P Q Network Resistor wired controller To...

Страница 13: ...hedule In addition Clean condensate tray with suitable cleaning agent Clean the grille and panel if applicable EVERY 12 MONTHS Follow the 6 month maintenance schedule In addition Be sure all electrica...

Страница 14: ...confirm and exit the setting interface Fig 27 Non Programmable Controller Setting IDU Address Programmable Controller When setting an address connect only one wired controller to an indoor unit 1 Pre...

Страница 15: ...mmunication Error Between Indoor and Outdoor Unit E2 Check Indoor Ambient Temperature Sensor T1 T0 E4 Check Evaporator Temperature Sensor T2B E5 Check Evaporator Outlet Temperature Sensor T2A E6 Check...

Страница 16: ...E9 Communication Error Between Indoor Unit and Controller Signal wires are short circuited or disconnected Check or reconnect signal wires Signal wires close to electromagnetic source Distance signal...

Страница 17: ...o Addressing Mode Default ON Factory Test Mode POSITION 2 MODE OFF Normal Mode default ON Factory Self Checking Mode POSITION 3 NOT USED POSITION 4 INDOOR UNIT IDENTIFICATION OFF Standard Indoor Unit...

Страница 18: ...ht to discontinue or change at any time specifications or designs without notice and without incurring obligations Catalog No 20 40VMU001 02 Printed in U S A Form 40VMU 2SI Pg 18 02 20 Replaces 40VMU...

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Содержание 40VMU

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Carrier 40VMU, Инструкция по установке и обслуживанию, Страница: 12 / 18

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