Dwttson FXD-ACD36 Central Heat Pump System Owner’s Manual

: July 20, 2024
: Dwttson

Table of Contents

Dwttson FXD-ACD36 Central Heat Pump System
Product Specifications
Product Usage Instructions
Maintenance
FAQ
Dimensions
CONTACT
References
Read User Manual Online (PDF format)
Download This Manual (PDF format)

Dwttson FXD-ACD36 Central Heat Pump System

Product Specifications

Series: FXD
Approval Drawing: Central Heat Pump System
Operation mode: Cooling, heating, dehumidifying, fan, and auto
Nominal capacity: 24000, 36000, 48000, 60000 BTU/hr
Voltage: 230/208V, 60 Hz, 1-phase
Outdoor unit: Variable speed rotary compressor (INVERTER) with overload protection
Indoor unit: Air Handler with A-Coil
Connection piping: Flared connections with a minimum length requirement of 24.6 ft (7.5 m)
Control: Compatible with most standard 24V thermostats
Warranty: 10-year basic warranty on parts and compressor (labor not included)

Product Usage Instructions

Installation

Ensure proper placement of outdoor and indoor units as per the installation manual.
Connect the indoor and outdoor units using the provided connection piping with flared connections.
Follow electrical connections and voltage requirements as specified in the manual.

Operation

Use the control panel or compatible thermostat to select the desired mode (cooling, heating, dehumidifying, fan, auto).
Set the temperature and fan speed according to your comfort preferences.
Monitor the system for any unusual noises or malfunctions.

Maintenance

Regularly clean the air filters and condenser fins for optimal performance.
Check for any leaks in the connection piping and repair if necessary.
Schedule professional maintenance at least once a year to ensure efficiency.

FAQ

Q: What is the warranty coverage for this product?
A: The product comes with a 10-year basic warranty on parts and compressors, with labor not included.
Q: Can this system be connected to a third-party furnace?
A: Yes, this system can be matched with a third-party furnace or blower as mentioned in the manual.
Q: What is the minimum piping length required for installation?
A: The minimum piping length required for installation is 24.6 ft (7.5 m) as specified in the manual.

Performance up to

Features

Operation mode
Nominal capacity
Voltage
Outdoor unit

Central Heat Pump System

Cooling, heating, dehumidifying, fan and auto.
24000, 36000, 48000, 60000 BTU/hr.
230/208V, 60 Hz, 1-phase.
Variable speed rotary compressor (INVERTER), with overload protection.
Electronic expansion valve (EEV) for precise control of refrigerant flow.
Condenser fins covered with a hydrophilic coating for improved corrosion resistance.
Large diameter quiet axial-flow fan for more efficient heat exchange.
Smart pan heater to prevent ice formation.
Compressor blanket and preheating technology.

Indoor unit: Air Handler

Compact and space-saving design.
Compatible with most standard 24V thermostats on the market.

Indoor unit: A-Coil Connection piping

Can be matched with third-party furnace or blower.
Minimum piping length of 24.6 ft. (7.5 m).
Flared connections.

Control

Operating temperature:
Cooling: 5 to 129 °F (-15 to 54 °C).
Heating: -22 to 75 °F (-30 to 24°C).
Temperature display format: °C or °F.

Warranty

10-year basic warranty on parts and 10-year basic warranty on the compressor (labour not included).

FXD OUTDOOR UNIT + AIR HANDLER

Product #

| Outdoor Unit| FXD-ACD36| FXD-ACD60
---|---|---|---
Indoor Unit| AH224| AH236| AH248| AH260
Qty| | | |
T ECHNICAL P ERFORMANCE
Power supply| V / Ph / Hz| 208-230 / 1 / 60

Cooling capacity

| Nominal| BTU/hr| 24000| 36000| 48000| 54000
Min. – max.| W (BTU/hr)| 3517 – 7034

(12000 – 24000)

| 5275 – 10844

(18000 – 37000)

| 9964 – 14067

(34000 – 48000)

| 10257 – 15826

(35000 – 54000)

Heating capacity

| Nominal| BTU/hr| 24000| 36000| 48000| 54000
Min. – max.| W (BTU/hr)| 3517 – 8792

(12000-30000)

| 5275 – 11137

(18000-38000)

| 9964 – 15240

(34000 – 52000)

| 10257 – 17584

(35000 – 60000)

SEER2| –| 17| 16| 17| 16
HSPF2| –| 9| 9| 9| 9
EER2| –| 12| 10| 11| 10
COP at -15°C (5°F)| W/W| 1.8| 1.8| 1.8| 1.8
COP at 8°C (47°F)| W/W| 4| 3| 3.3| 3.5
AHRI certification| –| 206249116| 206249117| 206249119| 206249118
ENERGY STAR| –| ü| –| –| –
I NDOOR U NIT
Dehumidification| pt/hr (l/hr)| 3.06 (1.45)| 9.70 (4.60)| 9.94 (4.70)| 12.13 (5.74)
Air flow volume| CFM| 940| 1000| 1470| 1600
Sound Pressure Level| dB (A)| 45| 47| 50| 51
MCA| A| 4| 4| 8| 8
MOCP| A| 15| 15| 15| 15
External Dimension (W x H x D)| in (mm)| 21-1/4 x 48-1/4 x 21-1/4 (540 x 1225 x 540)| 21-1/4 x 48-1/4 x 21-1/4 (540 x 1225 x 540)| 24-3/4 x 57 x 21-1/4 (630 x 1450 x 540)| 24-3/4 x 57 x 21-1/4 (630 x 1450 x 540)
Package Dimension (W x H x D)| in (mm)| 26 x 50-7/16 x 23-3/4 (660 x 1280 x 605)| 26 x 50-7/16 x 23-3/4 (660 x 1280 x 605)| 27-5/16 x 59-3/8 x 26 (695 x 1510 x 660)| 27-5/16 x 59-3/8 x 26 (695 x 1510 x 660)
Net weight| lb (kg)| 156 (71)| 156 (71)| 202 (92)| 202 (92)
Gross Weight| lb (kg)| 169 (77)| 169 (77)| 218 (99)| 218 (99)
O UTDOOR U NIT
Sound pressure level| dB (A)| 55 (45 – 56)| 57 (45 – 57)| 58 (48 – 61)| 58 (48 – 61)
MCA| A| 24| 24| 35| 35
MOCP| A| 35| 35| 45| 45
Fan motor power output| A| 1.5| 1.5| 1.5 x 2| 1.5 x 2
Refrigerant volume (R410A)| kg (oz)| 4.2 (148)| 4.2 (148)| 6.2 (220.5)| 6.2 (220.5)
Operating ambient

temperature

| Cooling| °F (°C)| 5 to 129 (-15 to 54)
Heating| °F (°C)| -22 to 75 (-30 to 24)
External Dimension (W x H x D)| in (mm)| 37 x 32-1/4 x 18-1/8 (940 x 820 x 460)| 37 x 32-1/4 x 18-1/8 (940 x 820 x 460)| 39-3/8 x 53-5/8 x 14-1/2 (1000 x 1365 x 368)| 39-3/8 x 53-5/8 x 14-1/2 (1000 x 1365 x 368)
Package Dimension (W x H x D)| in (mm)| 42-11/16 x 38-3/8 × 22-9/16 (1085 x 975 x 575)| 42-11/16 x 38-3/8 × 22-9/16 (1085 x 975 x 575)| 45-7/16 × 59-1/4 × 19-7/16 (1154 x 1505 x 494)| 45-7/16 × 59-1/4 × 19-7/16 (1154 x 1505 x 494)
Net weight| lb (kg)| 217 (98.5)| 217 (98.5)| 308 (140)| 308 (140)
Gross Weight| lb (kg)| 240 (109)| 240 (109)| 337 (153)| 337 (153)
C ONNECTION P IPING / REFRIGERANT
Additional refrigerant charge| oz/ft. (g/m)| 0.32 (29)| 0.32 (29)| 0.32 (29)| 0.32 (29)
Connection pipes outer diameter| Liquid| in.| 3/8| 3/8| 3/8| 3/8
Gas| in.| 3/4| 3/4| 3/4| 3/4
Pre-charge length| ft. (m)| 31 (9.5)| 31 (9.5)| 31 (9.5)| 31 (9.5)
Maximum pipe length between outdoor and indoor units| ft (m)| 164 (50)| 164 (50)| 100 (30)| 100 (30)
Maximum height between outdoor and indoor units| ft (m)| 100 (30)| 100 (30)| 50 (15)| 50 (15)

Dimensions

Outdoor Unit

Outdoor Unit	A	B	C	D	E	G
in.	mm	in.	mm	in.	mm	in.
in.	mm	in.	mm
FXD-ACD36	37	940	20 1/8	510	32 1/4	820
1/8	460
FXD-ACD60	42 3/4	1085	16 7/8	430	53 3/4	1365
400	14 1/2	370

Indoor Unit: Air Handler

Air handler	W	D	H	A	B
in.	mm	in.	mm	in.	mm
in.	mm
AH224	21 1/4	540	21 1/4	540	48 1/4

AH236
AH248| 24 3/4| 630| 21 1/4| 540| 57| 1448| 11 5/8| 295| 20| 508
AH260

AH224 Air Handler + FXD-ACD36 Compressor

AH236 Air Handler + FXD-ACD36 Compressor

AH248 Air Handler + FXD-ACD60 Compressor

AH260Air Handler + FXD-ACD60 Compressor

GUD OUTDOOR UNIT WITH GCAT A-COIL

P RODUCT #| Indoor Unit| GCAT24F/NAA| GCAT36F/NAA| GCAT48H/NAA| GCAT60H/NAA
---|---|---|---|---|---
Outdoor Unit| GUD36W/A-D(U)| GUD60W/A-D(U)
Qty| | | |
TECHNICAL PERFORMANCE
Power supply| V / Ph / Hz| 208-230 / 1 / 60
Cooling capacity| Nominal| W (BTU/hr)| 24000| 36000| 48000| 54000
Min. – max.| W (BTU/hr)| 3517 – 7034

(12000 – 24000)

| 5275 – 10844

(18000 – 37000)

| 9964 – 14067

(34000 – 48000)

| 10257 – 15826

(35000 – 54000)

Heating capacity| Nominal| W (BTU/hr)| 24000| 36000| 48000| 54000
Min. – max.| W (BTU/hr)| 3517 – 8792

(12000-30000)

| 5275 – 11137

(18000-38000)

| 9964 – 15240

(34000 – 52000)

| 10257 – 17584

(35000 – 60000)

SEER2| –| 15.2| 15.2| 15.2| 15.2
HSPF2| –| 8.5| 8.5| 8.5| 8.5
EER2| W/W| 11| 9.5| 10| 9.5
COP at -15°C (5°F)| W/W| 1.8| 1.8| 1.8| 1.8
COP at 8°C (47°F)| W/W| 4.2| 3.5| 3.6| 3.5
AHRI number| –| 211644150| 211644151| 211644152| 211644153
Energy Star| –| YES| NO| NO| NO
INDOOR UNIT
Dehumidification| L/hr (pt/hr)| 2.85 (6.03)| 4.58 (9.68)| 4.70 (9.94)| 5.74 (12.13)
Air flow volume (Max)| CFM| 800| 1000| 1230| 1510
External Dimension (W x H x D)| in (mm)| 17-1/2 X 23 X 21-1/4 (445 X 585 X 540)| 17-1/2 X 23 X 21-1/4 (445 X 585 X 540)| 24-1/2 X 28-1/2 X 21-1/4 (622 X 725 X 540)| 24-1/2 X 28-1/2 X 21-1/4 (622 X 725 X 540)
Package Dimension (W x H x D)| in (mm)| 21 X 25-13/16 X 27-1/8 (535 X 655 X 690)| 21 X 25-13/16 X 27-1/8 (535 X 655 X 690)| 28-1/8 X 31-5/16 X 27-1/8 (714 X 795 X 689)| 28-1/8 X 31-5/16 X 27-1/8 (714 X 795 X 689)
Refrigerant charge| oz| 8.8| 8.8| 8.8| 8.8
Net Weight| lb (kg)| 64 (29)| 64 (29)| 95 (43)| 95 (43)
Gross Weight| lb (kg)| 75 (34)| 75 (34)| 110 (50)| 110 (50)
OUTDOOR UNIT
Sound Pressure level| dB (A)| 55 (45 – 56)| 57 (45 – 57)| 58 (48 – 61)| 58 (48 – 61)
MCA| A| 24| 24| 35| 35
MOCP| A| 35| 35| 45| 45
Fan motor power input| W| 1.5| 1.5| 1.5 X 2| 1.5 X 2
Refrigerant volume (R410A)| oz (kg)| 148 (4.2)| 148 (4.2)| 220.5 (6.2)| 220.5 (6.2)
Operating

ambient temperature

Package Dimension (W x H x D)

| in (mm)| 42-11/16 X 38-3/8 × 22-

9/16

(1085 X 975 X 575)

| 42-11/16 X 38-3/8 × 22-

9/16

(1085 X 975 X 575)

| 45-7/16 × 59-1/4 × 19-

7/16

(1154 x 1505 x 494)

| 45-7/16 × 59-1/4 × 19-7/16 (1154 x 1505 x 494)
Net weight| lb (kg)| 217 (98)| 217 (98)| 308 (140)| 308 (140)
Gross Weight| lb (kg)| 240 (109)| 240 (109)| 337 (153)| 337 (153)
CONNECTION PIPING / REFRIGERANT
Pre-charge length| ft. (m)| 31 (9.5)| 31 (9.5)| 31 (9.5)| 31 (9.5)
Additional refrigerant charge| oz/ft. (g/m)| 0.32 (29)| 0.32 (29)| 0.32 (29)| 0.32 (29)
Liquid pipe outer diameter| in.| 3/8| 3/8| 3/8| 3/8
Gas pipe outer diameter| in.| 3/4| 3/4| 3/4| 3/4
Maximum length between outdoor and indoor units| ft (m)| 164 (50)| 164 (50)| 164 (50)| 164 (50)
Maximum pipe height between outdoor and indoor units| ft (m)| 100 (30)| 100 (30)| 50 (15)| 50 (15)

Indoor Unit: A-Coil

A-Coil	W	D	H	A	B
in.	mm	in.	mm	in.	mm
in.	mm
GCAT24F/NAA	17 ½	445	21 1/4	540	23

GCAT36F/NAA
GCAT48H/NAA| 24 ½| 622| 21 1/4| 540| 28 ½| 725| 22 7/8| 580| 19 3/8| 492
GCAT60H/NAA

Specifications may change without prior notice

CONTACT

3400, boul. Industriel, Sherbrooke, QC J1L 1V8
Phone: 1 800 567-2733
info@dettson.ca
www.dettson.com

References

Read User Manual Online (PDF format)

Read User Manual Online (PDF format) >>

Download This Manual (PDF format)

Download this manual >>