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Wall Plenum And Architectural Louver Installation

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10

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Install the appropriate wall plenum through the exterior wall.

The unit itself does not install

in the wall opening, the use of a plenum is necessary to contain and separate the outdoor

air paths. The plenum must be able to hold water in the bottom without leaking into the

wall cavity. It must have a splitter to separate between the return and exhaust air paths.

The wall opening location for the plenum needs to extend 1" below the top of the 

installation platform. The plenum is to be installed square and level in opening and 

secured to the wall construction with screws or nails in the sides located a minimum of 2" 

from the bottom of the plenum. No nails or screws may be used in the bottom of top of the 

plenum to ensure against water entering the wall cavity.

IMPORTANT:  The wall plenum is not designed to carry structural loads. Proper wall 
header construction is required. The plenum requires proper flashing, shim and 
caulk for a weather resistant installation.

Architectural

Exterior/Outside Wall

Wall Plenum

6"D x 19-3/4"W x 32"H

 8"D x 19-3/4"W x 32"H

12"D x 19-3/4"W x 32"H
15"D x 19-3/4"W x 32"H

Case

Left side of platform

23-1/4 "min.

8" min
for
drain
access

NOTE: Specific cutout size
for drain connections needs
to be determined by the installer
for the given installation situation.

23-1/4 "min.

Back of platform

Cutout for drain
Connection(s)
(see NOTE below)

5-1/4"

5-1/4"

6-1/2"

8-1/2"

Secondary Drain-center line of drain is

approximately 6-1/4"from left platform
edge and 5-1/4"from back platform edge.

(1)Build  And  Install The Unit  
Base Platform

1. Construct a 23-1/4 "min. x 23-1/4 "min. square
    platform with legs  to raise  the platform a 
    minimum of 8".
    

NOTE: 

The platform must have a load-bearing 

capacity of  175  lbs.  minimum.

2. Make drain hole cutout(s):

Primary Drain-centerline of drain is

approximately 5-1/4 "from left platform
edge and 8-1/2 "from back platform edge.

3. Place the platform in the utility closet

with the following clearance between it
and the interior surface of the walls/door/
panel:

4"min. from front of the case

Unit to be installed through 

FRONT 

of

case

5"min. from front of the case

Unit to be installed through 

SIDE

 of case

3"min. from two sides of the case(5"for

side installation)

4. Align the platform with the opening of

the wall plenum and secure to the floor
using appropriate brackets and bolts.

Содержание VTAC

Страница 1: ...INSTALLATION OPERATION SERVICE MANUAL VTAC VTACDC...

Страница 2: ...ain refrigerants which under federal law must be removed prior to product disposal If you are getting rid of an old product with refrigerants check with the company handling disposal about what to do...

Страница 3: ...elease for one time within 5 seconds Turn OFF unit connect R terminal to LS terminal then release for two times within 5 seconds Force shut down connect R terminal to LS terminal for over 5 seconds No...

Страница 4: ...ng heating airflow and efficiency of the unit Replacement filters should be purchased from your local retailer where air conditioner and furnace accessories are sold Filter size required is 20 x 20 x1...

Страница 5: ...WARNING RISK OF ELECTRIC SHOCK All electrical connections and wiring MUST be installed by a qualified electrician Follow the National Electrical Code N E C a n d o r l o c a l c o d e s a n d ordinanc...

Страница 6: ...unit is properly wired measure the unit supply voltage Voltage must fall within the voltage utilization range LCDI Cords Underwriters Laboratories and the National Electric Code NEC now require power...

Страница 7: ...ase Panel Required Accessories Check the Essential Elements label on the unit Architectural Louver Cutout Dimensions 20 W x 32 1 4 H Wall Plenum 6 D x 19 3 4 W x 32 H 8 D x 19 3 4 W x 32 H 12 D x 19 3...

Страница 8: ...xible or rigid duct Air discharge outlet Unit Wall plenum Wall plenum divider Drain fittings 3 4 Filter bracket Secure platform to the floor 8 min for drain access Platform 23 1 4 x 23 1 4 square Min...

Страница 9: ...nector Primary Drain Centerline of cutout is approximately 5 1 4 from left case wall and 8 1 2 from back case wall Secondary Drain centerline of cutout is approximately 6 1 2 from left case wall and 5...

Страница 10: ...nstallation requirements Follow the Installation Instructions provided with the return air grille accessory for installation details All these options need field supplied accessories NOTE Use only one...

Страница 11: ...H 8 D x 19 3 4 W x 32 H 12 D x 19 3 4 W x 32 H 15 D x 19 3 4 W x 32 H Case Left side of platform 23 1 4 min 8 min for drain access NOTE Specific cutout size for drain connections needs to be determin...

Страница 12: ...the case The total flow rate CFM and external static pressure ESP available can be estimated from the chart below The collar on top of the case accepts standard 10 duct Pull all duct tight Extra duct...

Страница 13: ...g Secondary 3 4 drain option If not used seal with a MNPTplug Primary female drain fitting 3 4 Bolt case to platform External drain OR Internal Drain s NOTE Piping is not supplied with the unit Obtain...

Страница 14: ...nect The Top Duct 1 Install the duct onto the air discharge outlet Case top duct adjusting screws Top duct Clamp 2 Secure the top duct to the unit by turning the four case top duct adjusting screws un...

Страница 15: ...he fan will run continuously whenever power is applied in this mode In the AUTO position the fan will cycle on and off with the compressor or electric heater Starting delay You may notice a few minute...

Страница 16: ...rk applications Switch Description Function Factray Setting 1 Anti cold air ON Enable OFF Disable ON 2 Heat pump ON Enable OFF Disable ON 3 Electric heater ON Enable OFF Disable ON 4 Heat Pump Prior O...

Страница 17: ...ing protection defrosting E9 Refrigerant high pressure protection Solution Check sensor connection Replace it if broken Check sensor connection Replace it if broken Check sensor connection Replace it...

Страница 18: ...m right button on keypad The unit may be in a diagnostic condition Check checking Control section to determine if unit has had a failure The unit may be set for C instead of F see the keypad configura...

Страница 19: ...160421_V 01...

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