40MVC / 38MVC
40MVQ / 38MVQ
High---Wall D uct Free Split System
Sizes 009 to 024
Product Data
INDUSTRY LEADING
FEATURES / BENEFITS
AN INEXPENSIVE AND CREATIVE
SOLUTION TO DESIGN PROBLEMS.
The 38/40MVC(Q) series duct--free split systems are a matched
combination of an outdoor condensing unit and an indoor fan coil
unit connected only by refrigerant tubing and wires.
The fan coil is mounted on the wall, near the ceiling.This
selection of fan coils permits inexpensive and creative solutions to
design problems such as:
the environmentally sound refrigerant
The ideal compliment to your ducted system when it is impractical
or prohibitively expensive to use ductwork.
SAdd--ons to current space (an office or family room
addition)
SSpecial space requirements
SWhen changes in the load cannot be handled by the
existing system.
SWhen adding air conditioning to spaces that are heated
by hydronic or electric heat and have no ductwork.
SHistorical renovations or any application where
preserving the look of the original structure is essential.
These compact indoor fan coil units take up very little space in the
room and do not obstruct windows. The fan coils are attractively
styled to blend with most room decors.Advanced system
components incorporate innovative technology to provide reliable
cooling performance at low sound levels.
LOW SOUND LEVELS
When noise is a concern, the duct--free split systems are the answer.
The indoor units are whisper quiet. There are no compressors
indoors, either in the conditioned space or directly over it, and
there is none of the noise usually generated by air being forced
through ductwork.
When sound ordinances and proximity to neighbors demand quiet
operation, the 38MVC,MVQ unit is the right choice: The
advanced, horizontal airflow design distributes air more evenly
over the coil.
SECURE OPERATION
If security is an issue, outdoor and indoor units are connected only
by refrigerant piping and wiring to prevent intruders from crawling
through ductwork. In addition, since 38MVC,MVQ units can be
installed close to an outside wall, coils are protected from vandals
and severe weather.
FAST INSTALLATION
This compact duct--free split system is simple to install.A
mounting bracket is standard with the indoor units and only wire
and piping need to be run between indoor and outdoor units. These
units are fast and easy to install ensuring minimal disruption to
customers in the home or workplace. This makes the
38/40MVC, MVQ
38/40MVC,MVQ duct--free split systems the equipment of choice,
especially in retrofit situations.
SIMPLE SERVICING AND
MAINTENANCE
Removing the top panel on outdoor units provides immediate
access to the control compartment, providing a service technician
access to check unit operation. In addition, the draw--thru design of
the outdoor section means that dirt accumulates on the outside
surface of the coil. Coils can be cleaned quickly from the inside
using a pressure hose and detergent.
On all indoor units, service and maintenance expense is reduced
due to easy--to--use cleanable filters. In addition, these high wall
systemshaveextensiveself--diagnosticstoassistin
troubleshooting.
BUILT--IN RELIABILITY
Duct--free split system indoor and outdoor units are designed to
provide years of trouble--free operation.
The high wall indoor units include protection against freeze--up
and high evaporator temperatures on heat pumps.
The condensing units and heat pumps are also protected. There is
a three minute time delay before the compressor will start. The
compressor is also protected by the over--current protection. On
size 18k and 24k heat pumps, there is high temperature protection.
INDIVIDUAL ROOM COMFORT
Maximum comfort is provided because each space can be
controlled individually based on usage pattern. The air sweep
feature provided permits optimal room air mixing to eliminate hot
and cold spots for occupant comfort. In addition, year--round
comfort can be provided with heat pumps.
ECONOMICAL OPERATION
The duct--free split system design allows individual room heating
or cooling when required. There is no need to run large supply--air
fans or chilled water pumps to handle a few spaces with unique
load patterns. In addition, because air is moved only in the space
required, no energy is wasted moving air through ducts.
EASY--TO--USE CONTROLS
The high--wall units have microprocessor--based controls to
provided the ultimate in comfort and efficiency. The user friendly
wireless remote control provides the interface between user and the
unit.
ACCESSORIES
Customizing these duct--free split systems to your application is
easilyaccomplished.Low--ambienttemperaturecapability
(permitting cooling operation down to --20_F (--28.89_C)outdoor
ambient) is easily added on all units.
Adding a condensate pump accessory to the high wall fan coil
provides installation flexibility.
AGENCY LISTINGS
All systems are listed with ARI (Air Conditioning & Refrigeration
Institute), and ETL.
2
MODEL NUMBER NOMENCLATURE
INDOOR UNIT
40MVC3---01
Fan C oil U nit
Unit Type
MVC --- C o o l i n g O n l y
MVQ --- H e a t P u m p
018
Nominal Capacity
009 --- 3 / 4 To n
012 --- 1 To n
018 --- 1 --- 1 / 2 Ton
024 --- 2 To n s
---
Volt age
--- --- 3 0 V D C
1 --- 1 1 5 --- 1 --- 6 0
3 --- 208/230--- 1 --- 60
Air---Cooled Condenser
OUTDOOR UNIT
38MVC3---01
Unit Type
MVC --- C o o l i n g O n l y
MVQ --- H e a t P u m p
Use of the AHRI Certified
TM Mark indicates a
manufacturer’s
participation in the
program For verification
of certification for individual
products, go to
www.ahridirectory.org.
018
Nominal Capacity
009 --- 3 / 4 To n
012 --- 1 To n
018 --- 1 --- 1 / 2 Ton
024 --- 2 To n s
---
Volt age
1--- 1 1 5 --- 1 --- 6 0
3--- 208/230--- 1--- 60
38/40MVC, MVQ
3
STANDARD FEATURES AND ACCESSORIES
Ease Of Installation
Mounting BracketsS
Low Voltage ControlsS
Comfort Features
Microprocessor ControlsS
Wireless Remote ControlS
Automatic Air SweepS
Air Direction ControlS
Auto Restart FunctionS
Cold Blow Protection On Heat PumpsS
Turb o Mo d e On Size s 9K a n d 12 KS
Auto Changeover On Heat PumpsS
Energy Saving Features
Sleep ModeS
Stop/Start TimerS
Safety And Reliability
3MinuteTimeDelayForCompressorS
Over Current Protection For CompressorS
Indoor Coil Freeze ProtectionS
Indoor Coil High Temperature Protection On Heat PumpsS
Condenser High Temperature Protection On heat Pumps{S
Accumulator On Heat PumpsS
Ease Of Service And Maintenance
38/40MVC, MVQ
Cleanable FiltersS
DiagnosticsS
Liquid Line Pressure TapsS
Suction And Discharge Pressure Taps (Sizes 18 and 24K)S
5 ---Year Compressor WarrantyS
1 --- Parts WarrantyS
Compressor Extended Warranty Years 6 Thru 10O
All Parts And Labor Years 2 Thru 5O
All Parts And Labor Years 2 Thru 5, Compressor Years 6
Thru 10
{ Sizes 18k & 24k
Legend
SStandard
A Accessory
OOptional
F Field Fabricated
O
INDOOR UNITS
A07892
Fig. 1 – Condensate Pump Accessory
On high wall fan coils, the condensate pump has a lift capability of
12 ft (3.6 m) on the discharge side with the pump mounted in the
fan coil or 6 ft (1.8 m) on the suction side if the pump is remote
mounted. The pump is recommended when adequate drain line
pitch cannot be provided, or when the condensate must move up to
exit.
NOTE: An external 115v power source will be required to run the
pump on unit sizes 9k and 12k.
OUTDOOR UNITS
LOW AMBIENT KIT
The kit controls condenser fan cycling using a pressure switch. It is
specifically designed to control fan--motor cycles in response to
saturated condensing pressure. This device maintains a constant
saturated condensing temperature of 100 _F ± 10 _F (37.78_C ±
--12.22 _C) at outdoor--air temperatures between 55 _F and --20 _F
(12.78_C ± --12.22_C), and can be used on all outdoor units
without changing the outdoor fan motor.
CRANKCASE HEATER
Available for units with rotary compressors. Heater clamps around
compressor oil sump. Recommended for low--ambient applications
on sizes 9, 12 , 18, 24 and long line applications.
AHRI* CAPACITY RATINGS
OUTDOOR
SECTION
3 8 M V C 0 0 9 --- --- --- 14 0 M V C 0 0 9 --- --- --- 110003259,20013N/AN/A
3 8 M V C 0 1 2 --- --- --- 14 0 M V C 0 1 2 --- --- --- 1100042511,40013N/AN/A
3 8 M V C 0 1 2 --- --- --- 34 0 M V C 0 1 2 --- --- --- 3100042511,80013N/AN/A
3 8 M V C 0 1 8 --- --- --- 34 0 M V C 0 1 8 --- --- --- 3160063017,50013N/AN/A
3 8 M V C 0 2 4 --- --- --- 34 0 M V C 0 2 4 --- --- --- 3160075022,00013N/AN/A
3 8 M V Q009 --- --- --- 14 0 M V Q 0 0 9 --- --- --- 110003259,600139,4007.7
3 8 M V Q012 --- --- --- 14 0 M V Q 0 1 2 --- --- --- 1100042511,5001311,5007.7
3 8 M V Q012 --- --- --- 34 0 M V Q 0 1 2 --- --- --- 3100042512,0001311,5007.7
3 8 M V Q018 --- --- --- 34 0 M V Q 0 1 8 --- --- --- 3160056017,5001317,0007.7
3 8 M V Q024 --- --- --- 34 0 M V Q 0 2 4 --- --- --- 3160075022,5001321,5007.7
*Air Conditioning, Heating & Refrigeration Institute
Legend
HSPF --- Heating Seasonal Performance Factor
SEER --- Seasonal E n ergy Efficiency Ratio
NOTES:
1. Ratings are net values reflecting the effects of circulating fan heat. Ratings are based on: Cooling Standard: 80_F (26.67_C) db, 67_F (19.44_C) wb air
entering indoor unit and 95_F(35_C) db air entering outdoor unit. High Temperature Heating Standard: 70_F (21.11_C) db air entering indoor unit and 47_F
(8.33_C) db, 43_F (6.11_C) wb air entering outdoor unit.
2. Ratings are based on 25 ft. (7.62 m) of interconnecting refrigerant lines.
3. All system ratings are based on fan coil units operating at high fan speed. Consult Physical Data tables for airflows at all available fan speeds.
TypeRotary
ModelEA82X1C--- 1FZDU1EA108X1C--- 1FZDU1PA108X1C---3FZDUPA150X2CS--- 3KUUPA200X2CS ---3MUU
O il C h a r g e ( POE --- o z )11.811.811.825.425.4
TypeRotary
ModelEA82X1C---1FZDU1EA108X1C---1FZDU1PA108X1C --- 3FZDUPA150X2CS --- 3KUUPA200X2CS--- 3MUU
O il C h a r g e ( POE --- o z )11.811.811.825.425.4
Face Area ( sq. ft)2.152.544.364.36
No. Rows2222
Fins per inch19.519.519.519.5
Circuits2366
ControlsIntegrated Microprocessor
Remote ControllerWireless
Fan ModeHigh/Medium/Low/Auto
Turb o M o deYe sYesNoNo
Dehumidification ModeYe s
Sleep ModeYe s
DiagnosticsYe s
38/40MVC, MVQ
Timer ModeYe s
Freeze ProtectionYe s
Tes t Mo deYe s
Auto RestartYes
Auto SweepYe s
Control Voltage13 VDC13 VDCPulse DCPulse D C
Refrigerant Lines
Connection TypeFlare
Liquid Line (in) OD1/4”1/4”1/4”3/8”
Vapor Line (in) OD3/8”1/2”1/ 2”5/8”
Maximum Length ft(m)*65(19.8)65(19.8)100(30.5)100(30.5)
Max Lift (Fan Coil Above) ft(m)35(10.7)35(10.7)50(15.2)60(18.3)
Max Drop (Fan Coil Below) ft(m)35(10.7)35(10.7)50(15.2)60(18.3)
Face Area ( sq. ft)2.152.544.364.36
No. Rows2222
Fins per inch19.519.519.519.5
Circuits2366
ControlsIntegrated Microprocessor
Remote ControllerWireless
Fan M odeHigh/Medium/Low/Auto
Auto ChangeoverYe s
Dehumidification ModeYe s
Demand DefrostYe s
Sleep ModeYe s
DiagnosticsYes
Timer ModeYe s
Freeze ProtectionYes
Tes t Mo deYe s
Auto RestartYes
Auto SweepYe s
Control Voltage13 VDC13 VDCPulse DCPulse DC
Refrigerant Lines
Connection TypeFlare
Liquid Line (in) OD1/4”1/4”1/4”3/8”
Vapor Line (in) OD3/8”1/2”1/2”5/8”
Maximum Length* ft (m)65 (19.8)65 (19.8)100 ( 30.5)100 (30.5)
MaxLift(FanCoilAbove)ft(m)35 (10.7)35 (10.7)50 (15.2)60 (18.3)
Max Drop (Fan Coil Below) ft (m)35 (10.7)35 (10.7)50 (15.2)60 (18.3)
A i r E n t e r i n g E v a p o r a t o r --- C f m / B F
190/0.04259/0.04327/0.05
Air Entering Evaporator --- Ewb _F(_C)
LEGEND
BF--- Bypass Factor
CMP --- Compressor
Edb --- Entering Dry Bulb
Ewb --- Entering Wet Bulb
k W --- Tota l Po w e r
LDB --- Leaving Dry Bulb
L WB --- L e a v i n g Wet Bu l b
SHG --- Gross Sensible Capacity (1000 Btu/hour)
TC --- Total Net Cooling Capacity (1000 Btu/hour)
---
NOTES:
1. Direct interpolation is permissible. Do not extrapolate.
2. The SHG is based on 80_F (26.67_C) edb temperature of air
entering indoor coil.
Below 80_F (26.67_C) edb, subtract (corr factor x cfm) from
SHG.
Above 80_F (26.67_C) edb, add (corr factor x cfm) to SHG.
Correction Factor = 1.10 x (1 --- BF) x (edb --- 80).
A i r E n t e r i n g E v a p o r a t o r --- C f m / B F
Air Entering Evaporator --- Ewb _F(_C)
38/40MVC, MVQ
LEGEND
BF--- Bypass Factor
CMP --- Compressor
Edb --- Entering Dry Bulb
Ewb --- Entering Wet Bulb
k W --- Tota l Po w e r
LDB --- Leaving Dry Bulb
L WB --- L e a v i n g Wet Bu l b
SHG --- Gross Sensible Capacity (1000 Btu/hour)
TC --- Total Net Cooling Capacity (1000 Btu/hour)
---
11
NOTES:
1. Direct interpolation is permissible. Do not extrapolate.
2. The SHG is based on 80_F (26.67_C) edb temperature of air
entering indoor coil.
Below 80_F (26.67_C) edb, subtract (corr factor x cfm) from
SHG.
Above 80_F (26.67_C) edb, add (corr factor x cfm) to SHG.
Correction Factor = 1.10 x (1 --- BF) x (edb --- 80).
A i r E n t e r i n g E v a p o r a t o r --- C f m / B F
A i r E n t e r i n g E v a p o r a t o r --- E w b _F(_C)
LEGEND
BF--- Bypass Factor
CMP --- Compressor
Edb --- Entering Dry Bulb
Ewb --- Entering Wet Bulb
k W --- Tota l Po w e r
LDB --- Leaving Dry Bulb
L WB --- L e a v i n g Wet Bu l b
SHG --- Gross Sensible Capacity (1000 Btu/hour)
TC --- Total Net Cooling Capacity (1000 Btu/hour)
---
NOTES:
1. Direct interpolation is permissible. Do not extrapolate.
2. The SHG is based on 80_F (26.67_C) edb temperature of air
entering indoor coil.
Below 80_F (26.67_C) edb, subtract (corr factor x cfm) from
SHG.
Above 80_F (26.67_C) edb, add (corr factor x cfm) to SHG.
Correction Factor = 1.10 x (1 --- BF) x (edb --- 80).
BF--- Bypass Factor
CMP --- Compressor
Edb --- Entering Dry Bulb
Ewb --- Entering Wet Bulb
k W --- Tota l Po w e r
LDB --- Leaving Dry Bulb
L WB --- L e a v i n g Wet Bu l b
SHG --- Gross Sensible Capacity (1000 Btu/hour)
TC --- Total Net Cooling Capacity (1000 Btu/hour)
---
13
NOTES:
1. Direct interpolation is permissible. Do not extrapolate.
2. The SHG is based on 80_F (26.67_C) edb temperature of air
entering indoor coil.
Below 80_F (26.67_C) edb, subtract (corr factor x cfm) from
SHG.
Above 80_F (26.67_C) edb, add (corr factor x cfm) to SHG.
Correction Factor = 1.10 x (1 --- BF) x (edb --- 80).
A i r E n t e r i n g E v a p o r a t o r --- C f m / B F
A i r E n t e r i n g E v a p o r a t o r --- E w b ( _F)
LEGEND
BF--- Bypass Factor
CMP --- Compressor
Edb --- Entering Dry Bulb
Ewb --- Entering Wet Bulb
k W --- Tota l Po w e r
LDB --- Leaving Dry Bulb
L WB --- L e a v i n g Wet Bu l b
SHG --- Gross Sensible Capacity (1000 Btu/hour)
TC --- Total Net Cooling Capacity (1000 Btu/hour)
TCG --- Gross Cooling Capacity (1000 Btu/h our)
NOTES:
1. Direct interpolation is permissible. Do not extrapolate.
2. The SHG is based on 80_F (26.67_C) edb temperature of air
entering indoor coil.
Below 80_F (26.67_C) edb, subtract (corr factor x cfm) from SHG.
Above 80_F (26.67_C) edb, add (corr factor x cfm) to SHG.
Correction Factor = 1.10 x (1 --- BF) x (edb --- 80).
14
INSTANTANEOUS AND INTEGRATED HEATING RATINGS
38/40MVC, MVQ
Air Temperature Entering Outdoor Coil --- DB/WB _F(_C)
kW ---Total Power Input, includes compressor motor power input, outdoor fan motor power input, and indoor fan motor power input
Cap ---Heating Capacity (100 Btuh), Includes indoor fan motor heat
Note: Integrated Capacity is maximum (instantaneous ) capacity less the effect of frost on the outdoor coil and the heat to defrost it.
APPLICATION DATA
UNIT SELECTION
Select equipment to either match or be slightly less than anticipated
peak load. This provides better humidity control, fewer unit cycles,
and less part--load operation.
For units used in spaces with high sensible loads, base equipment
selection on unit sensible load, not on total anticipated load. Adjust
for anticipated room wet bulb temperature to avoid undersizing
equipment.
UNIT MOUNTING (INDOOR)
Unit leveling -- For reliable operation, units should be level in all
planes.
Clearance -- Provide adequate clearance for airflow as shown in
Fig. 2.
Unit location -- Select a location which will provide the best air
circulation for the room.
These units should be positioned as high as possible on the wall for
best air circulation. The unit return and discharge should not be
obstructed by furniture, curtains, or anything which may cause unit
short cycling or air recirculation. Place the unit in the middle of the
selected wall (if possible). Use an outside wall, if available, to
make piping easier, and place the unit so it faces the normal
38/40MVC, MVQ
location of room occupants.
UNIT MOUNTING (OUTDOOR)
Unit leveling -- For reliable operation, units should be level in all
planes.
Clearance -- Minimum clearance, as shown in Fig. 3, must be
provided for airflow. The condensing units are designed for
free--blow application. Air inlets and outlets should not be
restricted.
Unit location -- A location which is convenient to installation and
not exposed to strong wind. If unit is exposed to strong winds it is
recommended that a wind baffle be used. Contact your Carrier
representative for drawings.
A location which can bear the weight of outdoor unit and where
the outdoor unit can be mounted in a level position.
Do not install the indoor or outdoor units in a location with special
environmental conditions. For those applications, contact your
Carrier representative.
MOUNTING TEMPLATE
The fan coil units are furnished with mounting to mark the location
of the wiring, and refrigeration line hole locations.
SUPPORT
Adequate support must be provided to support the weight of all fan
coils. Refer to the Physical Data section for fan coil weights, and
the base unit dimensional drawings for the location of mounting
brackets.
SYSTEM OPERATING CONDITIONS
Cooling operating range:
MaximumMinimum
DB
_F(_C)WB_F(_C)DB_F(_C)WB_F(_C)
Outdoor Unit
Indoor Unit
125
(51.67)
85
(29.44)
---
72
(22.22)64(17.78)52(11.11)
55
(12.78)
---
Heating operating range:
MaximumMinimum
DB
_F(_C)WB_F(_C)DB_F(_C)WB_F(_C)
Outdoor Unit
Indoor Unit
75
(23.89)
80
(26.67)
67
(19.44)
---
5
( --- 1 5 )
55
(12.78)
50% RH
---
LOW AMBIENT OPERATION
Units can operate in cooling down to 55_F (12.78_C) under all
conditions without a low--ambient kit.
Units equipped with accessory low--ambient kits should also be
equipped with field fabricated (drawings available) wind baffle and
crankcase heater to prevent refrigerant migrationduring
compressor off cycle.
METERING DEVICES
These units have capillary tube metering devices in the outdoor
unit.
DRAIN CONNECTIONS
Install drains to meet local sanitation codes. If adequate gravity
drainage cannot be provided, unit should be equipped with
accessory condensate pump. High wall fan coil unit condensate
pumps have a maximum lift of 10’ (3.05 m) for 9k and 12k units
and 25’ (7.62 m) for 18k and 24k units.
See physical dimension tables for drain sizes.
NOTE: High wall fan coil units have internal condensate traps.
A trap is not required.
Drain connections may be routed through alternate locations on
mostfancoilsasshowninFig.4.
Pipe cover
Right piping
Pipe holder
1
2
Fig. 4 – Piping Locations
Right back piping
Size 012
Only
Pipe cover
4
Left piping
3
Left back piping
A07344
20
REFRIGERANT LINES
General refrigerant line sizing:
1. The 38MVC/MVQ units are shipped with a full charge of
R410A refrigerant. All charges, line sizing, and capacities
are based on runs of 25 ft (7.6 m). For runs over 25 ft (7.6
m), consult long--line section on this page for proper charge
adjustments.
2. Refrigerant lines should not be buried in the ground. If it is
necessary to bury the lines, not more than 36--in (914 mm)
should be buried. Provide a minimum 6--in (152 mm)
vertical rise to the service valves to prevent refrigerant
migration.
3. Both lines must be insulated. Use a minimum of 1/2--in.
(12.7 mm) thick insulation. Closed--cell insulation is
recommended in all long--line applications.
4. Special consideration should be given to isolating
interconnecting tubing from the building structure. Isolate
the tubing so that vibration or noise is not transmitted into
the structure.
Long Line Applications, 38MVC Units:
1. A crankcase heater should be added for line lengths longer
than 25 ft (7.62 m) to prevent the migration of refrigerant to
the compressor during the “OFF” cycle.
2. A field fabricated wind baffle is recommended.
3. No change in line sizing is required.
4. Add refrigerant per table below.
ADDITIONAL CHARGE TABLE
Tot a l
Line Length,
Unit
Size
9K
cool
only
9K
hp
12K
cool
only
12K
hp
18K
cool
only
18K
hp
24K
cool
only
24K
hp
ft
Min.Max.
65
10
100
(3.05 --- 7.62)
5. Reduction in capacity due to long lines can be calculated
from the chart below.
The main power is supplied to the outdoor unit. the field supplied
connecting cable from the outdoor unit to indoor unit consists of
four wires and provides the power for the indoor unit as well as the
communication signal between the outdoor unit and indoor unit.
For 9K and 12K units, all four wires are low voltage DC.
For 18K and 24K, two wires are high voltage AC power, one is
low voltage DC, and one is a ground wire.
CONTROL SYSTEM
The 40MVC/MVQ unit is equipped with a microprocessor controls
to operate the system and give optimum levels of comfort and
operating efficiency.
The main microprocessor is located in the control box of the fan
coil unit (there is one in the outdoor unit too) with thermistors
located in the fan coil inlet and on the indoor coil. These
thermistors monitor the system operation and control the operating
mode. To change the settings or the modes of operation, use the
factory supplied wireless remote control.
The 40MVC/MVQ unit has 5 operating modes:
S Fan Only
S Auto (heat pump models only)
S Heating (heat pump models only)
S Cooling
S Dehumidification (Dry)
FAN ON LY -- In Fan Only mode, the system filters and circulates
the room air without changing the room air temperature.
AUTO -- In Auto mode, the system will automatically select one of
the following operating modes: cooling, heating or fan only based
on the difference between the room temperature and the set point
temperature.
HEATING -- In the Heating mode, the system heats and filters
room air.
COOLING -- In Cooling mode, the system cools, dries and filters
room air.
DEHUMIDIFICATION (DRY) -- in Dehumidification (Dry)
mode, the system dries, filters and slightly cools room temperature.
This mode does not take place of a dehumidifier.
In addition to the above modes that are selected by using the
remote control, The unit can run in two other modes selected by
the manual button:
S EMERGENCY RUN
S TEST MODE
EMERGENCY mode is used when the remote control is
misplaced or the batteries in the remote control died. Pushing the
manual button once will put the unit in Auto mode with a
predetermined set point (76 _F/ 24.4 _C) .
TEST mode is used when a technician needs to diagnose the unit
for a malfunction. Pushing the manual button twice will put the
unit in test mode. The unit will run continuously for 30 min
regardless of the set point.
For more details on the sequence of operation please refer to the
service manual for those units.
WIRELESS REMOTE CONTROL
1. A wireless remote control is supplied for system operation
of all high--wall units.
2. Each battery--operated wireless (infrared) remote control
may be used to control more than one unit.
3. The wireless remote control has a range of 25 ft. (7.6 m).
38/40MVC, MVQ
21
AIR THROW DATA
UNIT
CAPACITY
009 115v14 (4.3 m)18 (5.5)28 (8.5)
012 115v16 (4.9)20 (6.1)30 (9.1)
012 208/230v16 (4.9)20 (6.1)30 (9.1)
018 208/230v22 (6.7)37 (8.2)35 (10.7)
024 208/230v23 (7.0)31 (9.4)40 (12.2)
SOUND RATINGS
Outdoor Units
Model NumberSound Power dBaSound Pressure dBa
3 8 M V C 0 0 9 --- --- --- 16554
3 8 M V C 0 1 2 --- --- --- 16554
3 8 M V C 0 1 2 --- --- --- 36554
3 8 M V C 0 1 8 --- --- --- 36857
3 8 M V C 0 2 4 --- --- --- 36756
38/40MVC, MVQ
3 8 M V Q009 --- --- --- 164/66 (Clg/Htg)53/55 (Clg/Htg)
3 8 M V Q012 --- --- --- 163/64 (Clg/Htg)52/53 (Clg/Htg)
3 8 M V Q012 --- --- --- 363/64 (Clg/Htg)52/53 (Clg/Htg)
3 8 M V Q018 --- --- --- 368/72 (Clg/Htg)57/61 (Clg/Htg)
3 8 M V Q024 --- --- --- 365/67 (Clg/Htg)54/56 (Clg/Htg)
APPROXIMATE AIR THROW ft. (m)
LowMediumHigh
Indoor Units
HighMe diumLow
Model Number
4 0 M V C 0 0 9 --- --- --- 1534247363928
4 0 M V C 0 1 2 --- --- --- 1584753425140
4 0 M V C 0 1 2 --- --- --- 3584753425140
4 0 M V C 0 1 8 --- --- --- 3594856455443
4 0 M V C 0 2 4 --- --- --- 3645361505948
4 0 M V Q009 --- --- --- 152/54 (Clg/Htg)41/43 (Clg/Htg)47/ 47 (Clg/Htg)36/36 (Clg/Htg)42/44 (Clg/Htg)31/33 (Clg/Htg)
4 0 M V Q012 --- --- --- 159/58 (Clg/Htg)48/47 (Clg/Htg)54/ 51 (Clg/Htg)43/40 (Clg/Htg)51/47 (Clg/Htg)40/36 (Clg/Htg)
4 0 M V Q012 --- --- --- 359/58 (Clg/Htg)48/47 (Clg/Htg)54/ 51 (Clg/Htg)43/40 (Clg/Htg)51/47 (Clg/Htg)40/36 (Clg/Htg)
4 0 M V Q018 --- --- --- 358/57 (Clg/Htg)47/46 (Clg/Htg)56/ 56 (Clg/Htg)45/45 (Clg/Htg)54/54 (Clg/Htg)43/43 (Clg/Htg)
4 0 M V Q024 --- --- --- 365/66 (Clg/Htg)54/55 (Clg/Htg)62/ 64 (Clg/Htg)51/53 (Clg/Htg)59/60 (Clg/Htg)48/49 (Clg/Htg)
NOTES:
1. Sound power ratings are per ARI 270 and ARI 350
2. Sound pressure ratings are estimated sound pressure, 3 feet (.91 m) from the unit, based on sound power data.
Sound Power
dBa
Sound Pressure
dBa
Sound Power
dBa
Sound Pressure
dBa
Sound Power
dBa
Sound Pressure
dBa
ELECTRICAL DATA
OPERATING
UNIT
SIZE
*Permissible limits of the voltage range at which the unit will operate satisfactorily
LEGEND
FLA --- F u l l L o a d A m ps
LRA --- L o c k e d R o t o r A m p s
MCA --- Minimum Circuit Amps
RLA --- RatedLoadAmps
VOLTAGE*
MAX/MINVO LT S --- P H --- H ZRLALRAFLAHPWVOLTSFLAHPW
Size Range: 3/4 to 2 Ton Nominal Cooling Capacity / 3/4 to 2 Ton Nominal Heating Capacity
Carrier Model Number: 40MVC/40MVQ
PART 1 -- GENERAL
1.01 System Description
Indoor, wall--mounted, direct--expansion fan coils are matched with
cooling only or heat pump outdoor unit .
1.02 Agency Listings
Unit shall be rated per ARI Standards 210/240 and listed in the
ARI directory as a matched system.
1.03 Delivery, Storage, And Handling
Units shall be stored and handled per unit manufacturer’s
recommendations.
1.04 Warranty (For Inclusion By Specifying
Engineer)
PART 2 -- PRODUCTS
2.01 Equipment
A. General:
Indoor, direct--expansion, wall--mounted fan coil. Unit shall be
complete with cooling/heating coil, fan, fan motor, piping
connectors, electrical controls, microprocessor control system, and
integral temperature sensing. Unit shall be furnished with integral
wall mounting bracket and mounting hardware.
B. Unit Cabinet:
Cabinet discharge and inlet grilles shall be attractively styled,
high--impact polystyrene. Cabinet shall be fully insulated for
improved thermal and acoustic performance.
C. Fans:
1. Fan shall be tangential direct--drive blower type with air
intake at the top of the unit and discharge at the bottom
front. Automatic, motor--driven vertical air sweep shall be
provided standard.
2. Air sweep operation shall be user selectable. The vertical
sweep may be adjusted (using the remote control) and the
horizontal air direction may be set manually.
D. Coil:
Coil shall be copper tube with aluminum fins and galvanized steel
tube sheets. Fins shall be bonded to the tubes by mechanical
expansion. A drip pan under the coil shall have a drain connection
for hose attachment to remove condensate. Condensate pan shall
have internal trap.
E. Motors:
Motors shall be open drip--proof, permanently lubricated ball
bearing with inherent overload protection. Fan motors shall be
3--speed.
F. C on tro ls:
Controls shall consist of a microprocessor--based control system
which shall control space temperature, determine optimum fan
speed, and run self diagnostics. the temperature control range shall
be from 62_Fto84_F (16.67_C to 28.89_C).
The unit shall have the following functions as a minimum:
1. An automatic restart after power failure at the same
operating conditions as at failure.
2. A timer function to provide a minimum 24--hour timer
cycle for system Auto Start/Stop.
3. Temperature--sensing controls shall sense return air
temperature.
4. Indoor coil freeze protection.
5. Wireless infrared remote control to enter set points and
operating conditions.
6. Automatic air sweep control to provide on or off activation
of air sweep louvers.
7. Dehumidification mode shall provide increased latent
removal capability by modulating system operation and set
point temperature.
8. Fan--only operation to provideroom air circulation when no
cooling is required.
9. Diagnostics shall provide continuous checks of unit
operation and warn of possible malfunctions. Error
messages shall be displayed at the unit.
10. Fan speed control shall be user--selectable: high, medium,
low, or microprocessor controlled automatic operation
during all operating modes.
11. Automatic heating--to--cooling changeover in heat pump
mode. Control shall include deadband to prevent rapid
mode cycling between heating and cooling.
12. Indoor coil high temperature protection shall be provided to
detect excessive indoor discharge temperature when unit is
in heat pump mode.
G. Filters:
Unit shall have filter track with factory--supplied cleanable filters.
H. Electrical Requirements:
Indoor fan motor to operate on 35VDC on model sizes 009--012
and on 208--230v on model sizes 018--024, power is supplied from
outdoor unit.
I. Operating Characteristics:
The 40MVC, MVQ system shall have a minimum listed SEER
(seasonal energy efficiency ratio) of 13 at ARI conditions, and a
minimum HSPF of 7.7.
J. Refrigerant Lines:
All units should have refrigerant lines that can be oriented to
connect from the left, right or back of unit. Both refrigerant lines
need to be insulated.
K. Special Features (Field Installed):
1. Condensate Pump:
-- The condensate pump shall remove condensate from the
drain pan when gravity drainage cannot be used. Pump
shall be designed for quiet operation. Pump shall consist of
two parts: an internal reservoir/sensor assembly, and a
remote sound--shielded pump assembly. A liquid level
sensor in the reservoir shall stop cooling operation if the
liquid level in the reservoir is unacceptable.
38/40MVC, MVQ
33
HORIZONTAL DISCHARGE OUTDOOR UNITS
Size Range: 3/4 to 2 Ton Nominal Cooling Capacity / 3/4 to 2 Ton Nominal Heating Capacity
PART 1 -- GENERAL
1.01 System Description
A. Outdoor air--cooled split system compressor sections suitable
for on--the--ground, rooftop, wall hung or balcony mounting.
Units shall consist of a rotary compressor, an air--cooled coil,
propeller--type draw--through outdoor fan, reversing valve
(HP), accumulator (HP units), metering device(s), and control
box. Units shall discharge air horizontally as shown on the
contract drawings. Units shall function as the outdoor
component of an air--to--air cooling only, or heat pump system.
B. Units shall be used in a refrigeration circuit matched to
duct--free cooling only or heat pump fan coil units.
1.02 Agency Listings
A. Unit construction shall comply with ANSI/ASHRAE 15, latest
revision, and with the NEC.
B. Units shall be evaluated in accordance with UL standard 1995.
C. Units shall be listed in the CEC directory.
38/40MVC, MVQ
D. Unit cabinet shall be capable of withstanding 500--hour salt
spray test per Federal Test Standard No. 141 (method 6061).
E. Air--cooled condenser coils shall be leak tested at 573 psig.
1.03 Delivery, Storage, And Handling
Units shall be shipped in one piece and shall be stored and handled
per unit manufacturer’s recommendations.
1.04 Warranty (For Inclusion By Specifying
Engineer)
PART 2 -- PRODUCTS
2.01 Equipment
A. General:
Factory assembled, single piece, air--cooled outdoor unit.
Contained within the unit enclosure shall be all factory wiring,
piping, controls, and the compressor.
B. Unit Cabinet:
1. Unit cabinet shall be constructed of galvanized steel,
bonderized and coated with a baked--enamel finish on
inside and outside.
2. Unit access panels shall be removable with minimal screws
and shall provide full access to the compressor, fan, and
control components.
3. Outdoor compartment shall be isolated and have an acoustic
lining to assure quiet operation.
C. Fans:
1. Outdoor fans shall be direct--drive propeller type, and shall
discharge air horizontally. Fans shall draw air through the
outdoor coil.
2. Outdoor fan motors shall be totally--enclosed, single phase
motors with class B insulation and permanently--lubricated
ball bearings. Motor shall be protected by internal thermal
overload protection.
3. Shaft shall have inherent corrosion resistance.
4. Fan blades shall be non metallic and shall be statically and
dynamically balanced.
5. Outdoor fan openings shall be equipped with PVC
metal/mesh coated protection grille over fan.
Copyright 2009 CAC/BDP. S 7310 W. Morris St. S Indianapolis, IN 46231
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
D. Compressor:
1. Compressor shall be fully hermetic rotary type.
2. Compressor shall be equipped with oil system, operating oil
3. Motor shall be NEMA rated class F, suitable for operation
4. Compressor assembly shall be installed on rubber vibration
5. Compressors shall be single phase.
E. Outdoor Coil:
Coil shall be constructed of aluminum fins mechanically bonded to
seamless copper tubes, which are cleaned, dehydrated, and sealed.
F. Refrigeration Components:
Refrigerant circuit components shall include brass external liquid
line service valve with service gage port connections, suction line
service valve with service gage connection port, service gage port
connections on compressor suction and discharge lines with
Schrader type fittings with brass caps, accumulator, reversing
valve.
G. Controls and Safeties:
Operating controls and safeties shall be factory selected, assembled,
and tested. The minimum control functions shall include the
following:
1. Controls:
a. A timedelay control sequence isprovided standard through
b. Automatic outdoor--fan motor protection.
2. Safeties:
a. System diagnostics.
b. Compressor motor current and temperature overload
c. Outdoor fan failure protection.
H. Electrical Requirements:
1. Unit shall operate on single--phase, 60 Hz power at 115 v
2. Unit electrical power shall be a single point connection.
3. Unit control voltage to the indoor--fan coil shall be 24
4. All power and control wiring must be installed per NEC
5. Unit shall have high-- and low--voltage terminal block
I. Special Features (Field Installed):
1. Low--Ambient Kit: Control shall regulate fan--motor cycles
2. Crankcase Heater
3. Wind baffle (field fabricated)
Printed in U.S.A.Edition Date: 02/09
GUIDE SPECIFICATIONS
Carrier Model Number: 38MVC/38MVQ
charge, and motor. Internal overloads shall protect the
compressor from over--temperature and over--current.
in a refrigerant atmosphere.
isolators.
the fan coil board.
protection.
for unit sizes 009--012 and 208/230v for unit sizes 012,
018, and 024, as specified.
VDC.
and all local electrical codes.
connections.
in response to saturated condensing temperature of the unit.
The control shall be capable of maintaining a condensing
temperature of 100_F ± 10_F (37.78_C ± 10--12./22_C)
with outdoor temperatures to --20_F (--28.9_C). Installation
of kit shall not require changing the outdoor fan motor.
Catalog No. 38---40MV---6PD
R e p l a c e s: 3 8 --- 4 0 M V --- 5 P D
34
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