Johnson Controls CM8M/CMLM*MP, YM8M/YMLM*MP Modulating Furnace OD Models, Single Stage Heat Pump

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368261-UIM-A-0508

THERMOSTAT

THERMOSTAT

THERMOSTAT

 

 

 

 

*BP21H50124

 

*DN22U00124

*BN21H00124

*DP32H70124

*DP21H40124

 

 

 

*DN21H00124

 

 

 

 

ID MODELS

TM(8,L)M

YM(8,L)M

CM(8,L)M

LM(8,L)M

MODULATING

FURNACE

OD MODELS

E*R*

*RHS

E*ZD

HP*

E*B*

*HGD

SINGLE STAGE

HEAT PUMP

N/A

N/A

 

 

3

C

24 – Volt Common

Y1

First Stage Compressor

R

24 – Volt Hot

G

Fan

E

Emergency Heat

W2

Third Stage Heat

O

Reversing Valve

Energized in Cool

L

Malfunction Light

Y2

Second Stage Compressor

W1

Second Stage Aux. Heat

External Humidistat

(Optional)

Open on Humidity Rise

Step 1 of Thermostat

Installer / Configuration

Menu must be set to

Heat Pump 1

Step 9 of Thermostat

Installer / Configuration

Menu must be set to

Pump OFF

MODULATING

2

FURNACE CONTROL

 

 

 

C

 

24 – Volt Common

 

 

 

Y1

 

Single

 

Stage Compressor

 

R

 

24 – Volt Hot

 

 

 

G

 

Fan

 

 

 

W

 

Modulating Heat

 

 

 

 

 

Y/Y2

 

Second or Full

 

Stage Compressor

 

O

 

Reversing Valve

 

Energized in Cool

 

LO COMP

 

Single Stage

 

Compressor (OUT)

 

HI COMP

 

Second Stage

 

Compressor (OUT)

 

 

 

DHUM

 

Dehumidification-

 

Open on Humidity Rise

 

Move HUMIDISTAT

jumper to “YES”

if humidistat is to be used.

DEMAND DEFROST

1

CONTROL

 

 

 

C

24 – Volt Common

Y

Compressor

R

24 – Volt Hot

W1/66(out)

Heat

O

Reversing Valve

Energized in Cool

X/L

Malfunction Light

W

Auxiliary Heat

3Part Number:

S1-2HU16700124

Part Numbers:

2

Part Numbers:

1

SAP = Legacy

 

SAP = Legacy

 

 

67297 = 031-01975

 

 

 

 

 

 

 

 

FIGURE 23: Thermostat Chart - Single Stage Heat Pump – Variable Speed or PSC Modulating Furnace

Johnson Controls Unitary Products

15

Image 15
Contents List of Figures Section I SafetyModels List of SectionsCombustion AIR Quality List of Contaminants Specific Safety Rules and PrecautionsSafety Requirements Ance to a 50 HZ Power Supply or a Voltage Above 130 VoltsInspection Codes and StandardsSection II Ductwork Furnace Location and ClearancesDuctwork General Information Coil Flange Installation Floor Base and Ductwork Installation DownflowCOIL/FURNACE Assembly MC/FC/PC Series Coils Furnace Assembly MC & FC Series CoilsCritical Coil Projection Furnace Assembly PC Series CoilsCoil / Furnace Assembly HC Series Coils Downflow Duct ConnectorsHorizontal Application Bottom Return and Attic InstallationsAttic Installation Suspended Furnace / Crawl Space InstallationSide Return Filter InstallationAttempt to install filters inside the furnace Section III FiltersGAS Conversion for Propane LP GAS SafetyGAS Piping Installation Section IV GAS PipingSection V Electrical Power Electrical Power ConnectionsHigh Altitude Natural GAS Orifice Conversion Zoning Operation LOW Voltage Control Wiring ConnectionsSupply Voltage Connections AIR Conditioner ConnectionsID Models ThermostatModulating TWO Stage AIR Furnace Conditioner UIM-A-0508 Single Stage Heat Pump Modulating Furnace OD ModelsThermostat TWO Stage Heat Pump Modulating FurnaceSection VII Vent System Section VI Twinning and StagingFree Area Combustion Air Source From OutdoorsDampers, Louvers and Grilles Canada Only Air Supply Openings and DuctsNOx Screen Removal Lo-NOx Models Only Section Viii START-UP AdjustmentsVent and Supply Outside Air Safety Check Procedure Ventilated Combustion AirSetup Test Mode GAS Piping Leak CheckCalculating the Furnace Input Natural GAS Revolution Cu Ft Seconds ForAdjustment of Temperature Rise Adjustment of Manifold GAS PressureRollout Switch Controls Section IX Safety ControlsAdjustment of FAN Control Settings Blower Door Safety SwitchLimit Controls Section X Normal Operation and DiagnosticsFurnace Control Diagnostics Pressure ControlsDiagnostic Fault Code Storage and Retrieval Fabricated Parts Section XI Replacement Parts ListJohnson Controls Unitary Products York Drive Norman, OK Section XII Wiring Diagram

LM8M/LMLM*MP, TM8M/TMLM*MP, CM8M/CMLM*MP, YM8M/YMLM*MP specifications

Johnson Controls TM8M/TMLM*MP, YM8M/YMLM*MP, LM8M/LMLM*MP, and CM8M/CMLM*MP are advanced temperature controllers designed for a wide range of applications in heating, ventilation, and air conditioning (HVAC) systems. These models stand out due to their robust features, cutting-edge technologies, and specific characteristics that cater to both residential and commercial environments.

One of the main features of the TM8M/TMLM*MP series is its user-friendly interface that incorporates a large, easy-to-read display. This allows for quick adjustments and monitoring of temperature settings, making it accessible for both skilled technicians and everyday users. The intuitive design ensures that users can efficiently navigate through various settings and configurations.

Another notable characteristic is the flexibility of these controllers. The series supports multiple sensor configurations, enabling the integration of both wired and wireless sensors. This adaptability allows users to customize their climate control systems according to specific needs and room layouts, ultimately enhancing comfort and energy efficiency.

The TM8M/TMLM*MP and its counterparts are equipped with sophisticated algorithms that optimize energy consumption. By utilizing predictive maintenance and intelligent analytics, these controllers can adjust settings dynamically based on real-time data. This not only helps in reducing operational costs but also prolongs the lifespan of HVAC equipment.

Incorporating advanced communication protocols is a hallmark of the Johnson Controls series. The TM8M and CM8M models support modern systems such as BACnet and Modbus, allowing seamless integration with building management systems (BMS). This compatibility ensures that users can maintain centralized control over multiple systems, enhancing overall operational efficiency.

Additionally, the series is robustly constructed to withstand harsh environmental conditions. Its durable casing and reliable components ensure long-term performance, making it suitable for a variety of settings, including industrial facilities and commercial properties.

Safety features are also integral to the design of the TM8M/TMLM*MP and related models. Built-in safeguards protect against over-temperature and other potential hazards, ensuring reliability and peace of mind for operators.

In summary, Johnson Controls TM8M/TMLM*MP, YM8M/YMLM*MP, LM8M/LMLM*MP, and CM8M/CMLM*MP controllers represent a convergence of user-friendly design, advanced technology, flexibility, and safety. Their ability to adapt to diverse applications while optimizing energy use makes them a critical component in modern HVAC systems, ensuring comfort and efficiency in every environment.