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Fig. 21 —Typical Heat Recovery Communication Wiring Diagram

P    Q 

X     Y 

X  Y 

MDC unit 

Centralized controller

outdoor unit 

P Q 

P Q 

P Q 

P Q 

P Q 

P Q 

To No.1 

indoor 

To No.2 

indoor 

To No.3 

indoor 

To No.4 

indoor 

To No.1 

indoor 

To No.2 

indoor 

To Sub MDC 

To outdoor 

Main MDC unit  

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# 

HA HB 

Indoor unit 3# 

HA HB 

Indoor unit 4# 

HA HB 

Indoor unit 5# 

HA HB 

Indoor unit 6# 

HA HB 

HA HB

 Touch screen

NOTE: 24 v. DC Power

wired controller

(Field Supplied)

wired controller

HA HB

NOTE: Power from IDU

MAXIMUM WIRING LENGTH:
L1+L2 </= 3937 ft 18 AWG, 2-Core Stranded Shield
L3 </= 3937 ft 18 AWG, 2-Core Stranded Shield
L4 </= 3937 ft 18 AWG, 2-Core Stranded Shield
L5 </= 3937 ft 18 AWG, 2-Core Stranded Shield
L6+L7+L8+L9 </= 820 ft 18 AWG, 2-Core Stranded Shield
L10+L11 </= 820 ft 18 AWG, 2-Core Stranded Shield

LEGEND

MDC

Multiport Distribution Controller

IDU

Indoor Unit

Summary of Contents for 40VMF

Page 1: ...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 injury or p...

Page 2: ...2 shows unit dimensions Table 2 shows components that may or may not be used for a particular installation Fig 1 Model Number Nomenclature CAUTION DO NOT re use compressor oil or any oil that has bee...

Page 3: ...Low 32 1 33 0 37 0 40 2 40 2 42 1 47 3 50 5 Medium 34 0 37 3 41 5 43 1 42 5 45 1 50 4 54 0 High 36 7 41 4 45 6 52 5 44 7 49 5 53 9 55 4 UNIT Unit Dimensions W x H x D in 33 1 8 x 9 x 33 1 8 33 1 8 x 1...

Page 4: ...ulation 1 For covering the condensate drain Clamp 1 For connecting the drain Tie rope 5 For insulation Condensate connection 1 For connecting drain PQE connection wire 2 To connect outdoor unit indoor...

Page 5: ...A 048A Dimensions NOTE All dimensions shown in inches 40VMF UNIT SIZE DIMENSION A 009A 9 012A 015A 018A 11 3 4 024A 030A 036A 048A 37 3 8 30 3 4 37 3 8 26 3 4 33 1 8 4 1 8 2 3 4 33 1 8 5 3 4 1 3 4 34...

Page 6: ...ation in a typical room at jobsite Check all critical dimensions such as pipe wire and duct connections requirements Refer to job drawings and product dimension drawings as required Instruct all trade...

Page 7: ...rod For unit weight see Table 3 Fig 7 Mounting Hole Locations Table 3 Unit Weight Includes grille weight MOUNTING UNIT The unit can now be lifted on to the hanging rods for mounting 1 Use rods and fas...

Page 8: ...ing Panel 5 When the panel is secure insert the grille at a 45 angle and latch it in place Step 4 Connect Piping CONDENSATE PIPING The unit is supplied with a 1 1 4 inch OD drain connection to connect...

Page 9: ...ould be carried out as described in the outdoor unit installation manual Step 5 Complete Electrical Connections Installation of wiring must conform to local building codes In absence of local codes wi...

Page 10: ...ACB Auxiliary Control Board AUXH Output For Auxiliary Heat CS Condensate Switch CTON Output for Cooling Operation EEV Electronic Expansion Valve FAN Output for Fan Operation FM Indoor Fan Motor GM Lou...

Page 11: ...Fig 17 below Fig 17 Stripping the Wire 3 Use a suitable screwdriver to fix the communication wire on the outdoor unit communication terminal as shown in Fig 18 below Fig 18 Connecting Communication Wi...

Page 12: ...r unit 2 HA HB Indoor unit 3 HA HB Indoor unit 4 HA HB Indoor unit 5 HA HB Indoor unit 6 HA HB HA HB Touch screen NOTE 24 v DC Power wired controller Field Supplied wired controller HA HB NOTE Power f...

Page 13: ...oor unit 6 HA HB P Q Network Resistor HA HB Touch screen NOTE 24 v DC Power wired controller Field Supplied wired controller HA HB NOTE Power from IDU MAXIMUM WIRING LENGTH L1 L3 3937 ft 18 AWG 2 Core...

Page 14: ...th maintenance schedule In addition Clean condensate tray with suitable cleaning agent Clean the grille and panel EVERY 12 MONTHS Follow 6 month maintenance schedule In addition Be sure all electrical...

Page 15: ...26 Press OK to confirm and exit the setting interface Fig 26 Non Programmable Controller Setting IDU Address Programmable Controller When setting an address connect only one wired controller to an in...

Page 16: ...u want to set See Fig 28 Press MENU OK to send this address to the IDU Fig 28 Programmable Controller Setting IDU Address 4 Press BACK twice or wait 30 seconds to automatically exit the parameter sett...

Page 17: ...ing Mode Conflict Error E1 Communication Error Between Indoor and Outdoor Unit E2 Check Indoor Temperature Sensor T1 E4 Check Evaporator Outlet Temperature Sensor T2B E5 Check Evaporator Temperature S...

Page 18: ...t and Controller Signal wires are short circuited or disconnected Check or reconnect signal wires Signal wires close to electromagnetic source Distance signal wires from electromagnetic source PC boar...

Page 19: ...ETTINGS Fig B SW8 SETTINGS OFF Auto Addressing Mode Default ON Factory Test Mode OFF Normal Mode Default ON Factory Self Checking Mode OFF Standard Indoor Unit Default ON Mode Priority Indoor Unit HP...

Page 20: ...20...

Page 21: ...ht to discontinue or change at any time specifications or designs without notice and without incurring obligations Catalog No 20 40VMF002 01 Printed in U S A Form 40VMF 4SI Pg 21 07 20 Replaces 40VMF...

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