HMG24F1P Enhanced Air Handler Owner’s Manual
- June 13, 2024
- HMG
Table of Contents
ENHANCED AIR HANDLER
PSC Motor
Constant Torque Motor – (4 and 5 Ton Models Only)
HMG24F1P Enhanced Air Handler
Warranty—6 years on
parts
(Some limitations apply; see printed warranty for details.)
www.marsdelivers.com
SPECIFICATIONS
Application
- 2 – 5 ton systems
- Sequenced for demand management
- External access to heater circuit breakers
Installation
- 1 piece design
- Smaller profile for closet applications
- Multi-position = Upflow/Horizontal Left/Right
- Approved for installation in manufactured housing and mobile homes
Cabinet
- Foil faced insulation for enhanced indoor air quality
- Double hemmed technology for increased structural rigidity
- Improved gasketing on doors to prevent air leaks
- Filter rack with thumb screws for easy access and removal
- Polymer plugs on drain locations for easy installation
- Baked polyester paint finished over galvanized steel for maximum durability
- High-strength/heat resistant/corrosion resistance SMC drain pans
- Antimicrobial treated polymer drain pan built to resist mold and mildew growth
- 2% or less air leakage
Coils
- Total corrosion protection technology designed coil
- Enhanced tube-and-fin coil design featuring MHT™ Technology
- Lanced fins for maximum heat transfer
- Factory leak tested and pre-charged with nitrogen holding charge
Components
- Efficient PSC blower motors (4 and 5 ton units utilize constant torque motor)
- Standard transformer and blower relay
- Field installed 5 – 20kW electric heat kits with easy plug connections
- Blower time delay for increased efficiency
- Sleeves on distributor tubing to protect tubes
MODEL NUMBER GUIDE
| H | M | G | 24 | F | 1 | P |
|---|---|---|---|---|---|---|
| DX Air Handler | Multi-Tubed Aluminum Alloy Coil | ‘Green’ Gas R-410A | Capacity | |||
| BTUH x 1000 | Flowrator (piston ) | |||||
| with PSC Drive | Power | |||||
| 1 = 208/230-1-60 | Series/ Revision |
PHYSICAL
**Model| ****Volts/Hz/Phase| Max. Elec. Heat Available
(kW)| Transformer Size & Type| Filter Size (in.)|
Refrigerant Connection (IDS)| Weight (lbs.)
---|---|---|---|---|---|---
Suction (in.)| Liquid (in.)
HMG24F1P| 208-230/60/1| 10| 40 VA Class 2| 15X20| 3/4| 3/8| 127
HMG30F1P| 208-230/60/1| 15| 40 VA Class 2| 15X20| 3/4| 3/8| 133
HMG36F1P| 208-230/60/1| 15| 40 VA Class 2| 18X20| 7/8| 3/8| 163
HMG42F1P| 208-230/60/1| 15| 40 VA Class 2| 18×20| 7/8| 3/8| 168
HMG48F1P| 208-230/60/1| 20| 40 VA Class 2| 18×20| 7/8| 3/8| 186
HMG60F1P**| 208-230/60/1| 20| 40 VA Class 2| 18×20| 7/8| 3/8| 186
INSTALLATION CLEARANCES WITH ELECTRIC HEAT
| CABINET | 0 inch (0 mm) |
|---|---|
| TO PLENUM | 0 inch (0mm) |
| TO OUTLET DUCT WITHIN 3 FEET (914 MM) | 0 inch (0 mm) |
| FLOOR | 0 inch (0 mm) See Note #1 |
| SERVICE / MAINTENANCE | See Note #2 |
- Units installed on combustible floors in the downflow position with electric heat require optional downflow combustible flooring base.
- Front service access – 24 inches (610 mm) minimum.
Note – If cabinet depth is more than 24 inches (610mm), allow a minimum of the cabinet depth plus 2 inches (51 mm).
**ELECTRIC HEAT
**
Electric Heat Kits with Terminal Block
Size
| Model| **C/B Size *| WHERE USED**|
Cat #
5 kW| ECBA25-5| NA| 18, 24, 30, 36, 42, 48, 60| 16Y36
7.5 kW| ECBA25-7.5| NA| 18, 24, 30, 36, 42, 48, 60| 16Y37
10 kW| ECBA25-10| NA| 24, 30, 36, 42, 48, 60| 16Y38
Electric Heat Kits with Circuit Breaker
5 kW| ECBA25-5CB| 30A| 18, 24, 30, 36, 42, 48, 60| 16Y39
7.5 kW| ECBA25-7.5CB| 45A| 18, 24, 30, 36, 42, 48, 60| 16Y41
10 kW| ECBA25-10CB| 60A| 24, 30, 36, 42, 48, 60| 16Y42
12.5 kW| ECBA25-12.5CB| 50A + 25A| 30, 36, 42, 48, 60| 16Y43
15 kW| ECBA25-15CB| 60A + 25A| 30, 36, 42, 48, 60| 16Y44
20 kW| ECBA25-20CB| 60A + 50A| 48, 60| 16Y46
Replacement Circuit Breakers (2 pole)
Volts| Size| Cat #
208/240V- 1 phase| 25A| 41K13
30A| 17K70
35A| 72K07
40A| 49K14
45A| 17K71
50A| 41K12
60A| 17K72
- Circuit breaker must match rated “Max C/B Size”; replace breaker as necessary.
ELECTRICAL
Model| Heating Capacity (240V)| Blower Amps| Min.
Circuit Ampacity| Max. Circuit Breaker Size| Single
Point Power Supply
---|---|---|---|---|---
Nominal Heater| kW| Btuh| 208V| 240V| 208V|
240V| 208V| 240V
1| 2| 1| 2| 1| 2| 1| 2| Amps|
Fuse| Amps| Fuse
HMG24F1P| 0| 0| 0| 1.6| 5| | 5| | 15| | 15| | | | |
5| 4.8| 16400| 24| | 27| | 25| | 30| | | | |
7.5| 7.5| 25600| 36| | 41| | 40| | 45| | | | |
10| 9.6| 32700| 45| | 52| | 45| | 60| | | | |
HMG30F1P| 0| 0| 0| 2.2| 5.0| | 5| | 15| | 15| | | | |
5| 4.8| 16400| 24| | 28| | 25| | 30| | | | |
7.5| 7.5| 25600| 37| | 42| | 40| | 45| | | | |
10| 9.6| 32700| 46| | 53| | 50| | 60| | | | |
12.5| 12.5| 42600| 40| 19| 46| 22| 40| 20| 50| 25| 59| 60| 68| 70
15| 14.4| 49100| 46| 22| 53| 25| 50| 25| 60| 25| 68| 70| 78| 80
HMG36F1P| 0| 0| 0| 2| 5| | 5| | 15| | 15| | | | |
5| 4.8| 16400| 24| | 28| | 25| | 30| | | | |
7.5| 7.5| 25600| 36| | 42| | 40| | 45| | | | |
10| 9.6| 32700| 46| | 53| | 50| | 60| | | | |
12.5| 12.5| 42600| 40| 19| 46| 50| 40| 20| 50| 25| 59| 60| 68| 70
15| 14.4| 49100| 46| 22| 53| 25| 50| 25| 60| 25| 68| 70| 78| 80
HMG42F1P| 0| 0| 0| 2.5| 5.0| | 5.0| | 15| | 15| | | | |
5| 4.8| 16400| 25| | 28| | 25| | 30| | | | |
7.5| 7.5| 25600| 37| | 42| | 40| | 45| | | | |
10| 9.6| 32700| 46| | 53| | 50| | 60| | | | |
12.5| 12.5| 42600| 41| 19| 47| 22| 45| 20| 50| 25| 60| 60| 68| 70
15| 14.4| 49100| 46| 22| 53| 25| 50| 25| 60| 25| 68| 70| 78| 80
HMG48F1P| 0| 0| 0| 7.6| 9.5| | 9.5| | 15| | 15| | | | |
5| 4.8| 16400| 31| | 35| | 35| | 35| | | | |
7.5| 7.5| 25600| 43| | 49| | 45| | 50| | | | |
10| 9.6| 32700| 53| | 60| | 60| | 60| | | | |
12.5| 12.5| 42600| 47| 19| 53| 22| 50| 20| 60| 25| 66| 70| 75| 80
15| 14.4| 49100| 53| 22| 60| 25| 60| 25| 60| 25| 75| 80| 85| 90
20| 19.2| 65500| 53| 43| 60| 50| 60| 45| 60| 50| 96| 100| 110| 110
HMG60F1P| 0| 0| 0| 7.6| 9.5| | 9.5| | 15| | 15| | | | |
5| 4.8| 16400| 31| | 35| | 35| | 35| | | | |
7.5| 7.5| 25600| 43| | 49| | 45| | 50| | | | |
10| 9.6| 32700| 53| | 60| | 60| | 60| | | | |
12.5| 12.5| 42600| 47| 19| 53| 22| 50| 20| 60| 25| 66| 70| 75| 80
15| 14.4| 49100| 53| 22| 60| 25| 60| 25| 60| 25| 75| 80| 85| 90
20| 19.2| 65500| 53| 43| 60| 50| 60| 45| 60| 50| 96| 100| 110| 110
- For 208 volt use .751 correction factor for kW and Btuh
- 12.5kW, 15 and 20kW (2 stage models) require 2 supply circuits
- Circuit #1 includes blower motor amps except 20kW models
BLOWER
Model| Motor Size (hp)| Blower Size (in.)| Speed
Tap| CFM @ ESP – in. W.C.
---|---|---|---|---
0.1| 0.2| 0.3| 0.4| 0.5
HMG24F1P| 1/3| 9X6| Low (Red)| 675| 675| 655| 630| 590
Med (Blue)| 1010| 980| 940| 805| 740
High (Black)| 1105| 1045| 1000| 915| 855
HMG30F1P| 1/2| 10X8| Low (Red)| 870| 870| 855| 810| 770
Med (Blue)| 1080| 1055| 1025| 985| 935
High (Black)| 1310| 1260| 1255| 1155| 1085
HMG36F1P| 1/3| 10X8| Low (Red)| 1020| 970| 955| 910| 805
Med (Blue)| 1275| 1240| 1190| 1150| 1085
High (Black)| 1560| 1520| 1445| 1395| 1325
HMG42F1P| 1/2| 10X8| Low (Red)| 1300| 1275| 1250| 1210| 1155
Med (Blue)| 1525| 1495| 1450| 1390| 1345
High (Black)| 1815| 1755| 1695| 1605| 1530
HMG48F1P| 1| 12X10| Low (Red)| 1250| 1210| 1185| 1130| 1110
Med-Low| 1500| 1465| 1435| 1400| 1360
Med (Blue)| 1715| 1670| 1635| 1615| 1575
Med-High| 1770| 1735| 1700| 1670| 1650
High (Black)| 1895| 1860| 1835| 1795| 1760
HMG60F1P| 1| 12X10| Low (Red)| 1100| 1050| 1000| 925| 830
Med-Low| 1625| 1595| 1565| 1520| 1490
Med (Blue)| 1815| 1785| 1760| 1730| 1685
Med-High| 1905| 1870| 1835| 1810| 1765
High (Black)| 1980| 1955| 1925| 1895| 1860
All data given while air handler is operating with a wet DX coil and air
filter installed.
Speeds marked in italics with an asterisk* are the factory settings for both
heating and cooling. Cooling speeds should not be reduced below factory
settings.
Different speeds can be set for heating mode.
DIMENSIONS (IN.)
| **Dimensions** | 024 | 030 | 036 / 042 | 048 | 060 |
|---|---|---|---|---|---|
| in. | mm | in. | mm | in. | mm |
| in. | mm | ||||
| A | 45-1/2 | 1156 | 47 | 1194 | 53-5/8 |
| B | 18-1/2 | 470 | 18-1/2 | 470 | 21-1/2 |
| C | 16-1/2 | 419 | 16-1/2 | 419 | 19-1/2 |
| D | 16-1/4 | 413 | 16-1/4 | 413 | 19-1/4 |
ACCESSORIES
DESCRIPTION| WHERE USED|
KIT NUMBER
---|---|---
TXV Kit| 18, 24, 30| H4TXV01
36, 42, 48| H4TXV02
60| H4TXV03
Downflow Kit| 18, 24, 30| Y9658A
36, 42, 48, 60| Y9659A
**** Downflow Combustible Floor Base Kit| 18, 24, 30| 12W95
36, 42, 48, 60| 12W96
Horizontal Support Frame Kit| All Models| 56J18
Side Return Unit Stand (upflow only)| All Models| 45K32
Single Point Power Kit| All Models| 21H39
Wall Hanging Bracket Kit (upflow only)| All Models| 45K30
High Performance Economizer (Commercial Only)| All Models| 10U53
“This product complies with all California product labeling laws including,
but not limited to, the Safe Drinking Water and To xic Enforcement Act of
1986, more commonly known as Proposition 65.”
Due to ongoing product improvements, specifications and dimensions are subject
to change and correction without notice or incurring obligations.
Determining the application and suitability for use of any product is the
responsibility of the installer.
Additionally, the installer is responsible for verifying dimensional data on
the actual product prior to beginning any installation preparations.
Third party incentive and rebate programs have precise requirements as to
product performance and certification.
All products meet applicable regulations in effect on date of manufacture;
however, certifications are not necessarily granted for the life of a product.
Therefore, it is the responsibility of the applicant to determine whether a
specific model qualifies for these incentive/rebate programs.
2023 MOTORS & ARMA1VRES, Inc. MARS*
a ragatentd trademark of Woes & Amender Ire Conant a
scadand trademark cA Madre AAmanne. tnc
1900 We/worth Ave., Jackson MI 49203 • 517.787 2100
www.century-hvac.com
SP-1M 5/23 CY-HMG-F1P_SPEC