Page 1: Table Of Contents
TWD - Units with LON DDC Auxiliary Diagram TW - Units with Economizer Option Rev.: October 7, 2019 TWD - Single Compressor DXM2 TWD - Typical Two Compressor Unit/DXM2 TRE Series Nomenclature - ClimaDry II Option ® General Information 28-29...
Page 2 C L I M A T E M A S T E R W A T E R - S O U R C E H E A T P U M P S Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 This Page Intentionally Left Blank C l i m a t e M a s t e r Wa t e r - S o u r c e H e a t P u m p s...
Page 3: Model Nomenclature
A C U R B A A A Model Type ACURB = Curb Standard S = Standard Series Type RT = TRE Series EV = Stand alone ERV Series Not Used Revision Level Curb Options G = Current Revision A = Knocked Down...
Page 4: General Information
C L I M A T E M A S T E R W A T E R - S O U R C E H E A T P U M P S Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 General Information Inspection - Upon receipt of shipment at the job site, 5.
Page 5: Tre036 - 072 Dimensional Data
T H E S M A R T S O L U T I O N F O R E N E R G Y E F F I C I E N C Y Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 TRE036 - 072 Dimensional Data c l i m a t e m a s t e r .
Page 6: Tre096 - 144 Dimensional Data
C L I M A T E M A S T E R W A T E R - S O U R C E H E A T P U M P S Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 TRE096 - 144 Dimensional Data C l i m a t e M a s t e r Wa t e r - S o u r c e H e a t P u m p s...
Page 7: Tre168 - 240 Dimensional Data
T H E S M A R T S O L U T I O N F O R E N E R G Y E F F I C I E N C Y Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 TRE168 - 240 Dimensional Data c l i m a t e m a s t e r .
Page 8: Standard Roof Curb
C L I M A T E M A S T E R W A T E R - S O U R C E H E A T P U M P S Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Standard Roof Curb Model TRE036/48/60/72...
Page 9: Standard Curb With Vibration Isolation
T H E S M A R T S O L U T I O N F O R E N E R G Y E F F I C I E N C Y Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Standard Curb with Vibration Isolation Model TRE036/48/60/72...
Page 10: Side Discharge Supply & Return Roof Curb
C L I M A T E M A S T E R W A T E R - S O U R C E H E A T P U M P S Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Side Discharge Supply &...
Page 11: Side Discharge Supply & Return Isolation Curb
T H E S M A R T S O L U T I O N F O R E N E R G Y E F F I C I E N C Y Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Side Discharge Supply &...
Page 12: Installation
Only P.O.E. oil that has been verified as moisture free can be added to the system. Consult factory for more Note: Refer to previous pages for actual unit dimensions. information. Figure 1: TRE Curb Installation TRE Series Unit Flashing Roof Gasket...
Page 13: Piping Installation
T H E S M A R T S O L U T I O N F O R E N E R G Y E F F I C I E N C Y Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Piping Installation �...
Page 14: Water Quality Standards
20 mesh] size. The ClimateMaster Water Quality Table provides water quality requirements for ClimateMaster coaxial heat exchangers. The water should be evaluated by an independent testing facility comparing to this Table and when properties are outside of these requirements, an external secondary heat exchanger must be used to isolate the heat pump heat exchanger from the unsuitable water.
Page 15: Electrical Wiring
T H E S M A R T S O L U T I O N F O R E N E R G Y E F F I C I E N C Y Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Electrical Wiring �...
Page 16: Electrical Low Voltage Wiring
All (antifreeze) operation Note: There is only Use 4 mounting screws ClimateMaster units operating with entering water one T1 connection #6 sheet metal screw 1” long temperatures below 60°F [15.6°C] must include the Accessory Connections - A terminal paralleling the...
Page 17 Water valve – Slow opening Outside air damper typical slow closing water control valve wiring for Taco ClimaDry option – Dehumidistat 500 series (ClimateMaster P/N AVM) and Taco SBV ClimaDry option – Humidistat series valves. Slow closing valves take approximately N/A for Residential Applications...
Page 18: Electrical Low Voltage Wiring Non-Vflow
C L I M A T E M A S T E R W A T E R - S O U R C E H E A T P U M P S Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Electrical - Low Voltage Wiring for non-vFlow Units Using External Motorized Water Valve ®...
Page 19: Electrical Thermostat Wiring
IOM and or unit wiring diagram. Practically Outdoor Sensor any heat pump thermostat will work with ClimateMaster (Optiona) units, provided it has the correct number of heating and Remote Indoor Sensor cooling stages.
Page 20: Electrical Data
C L I M A T E M A S T E R W A T E R - S O U R C E H E A T P U M P S Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Electrical Data Table 3: TRE Electrical Data Total...
Page 21: Tre Electrical Data - Climadry
T H E S M A R T S O L U T I O N F O R E N E R G Y E F F I C I E N C Y Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 TRE Electrical Data - ClimaDry ®...
Page 22 C L I M A T E M A S T E R W A T E R - S O U R C E H E A T P U M P S Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Typical Wiring Diagram - Units with MPC DDC Option, Auxiliary Diagram C l i m a t e M a s t e r Wa t e r - S o u r c e H e a t P u m p s...
Page 23 T H E S M A R T S O L U T I O N F O R E N E R G Y E F F I C I E N C Y Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Typical Wiring Diagram - Units with LON DDC Option, Auxiliary Diagram c l i m a t e m a s t e r .
Page 24 C L I M A T E M A S T E R W A T E R - S O U R C E H E A T P U M P S Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Typical Wiring Diagram - Units with Economizer Option, Auxiliary Diagram C l i m a t e M a s t e r Wa t e r - S o u r c e H e a t P u m p s...
Page 25 T H E S M A R T S O L U T I O N F O R E N E R G Y E F F I C I E N C Y Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Typical Wiring Diagram, Single Compressor, DXM2 c l i m a t e m a s t e r .
Page 26: Twd - Typical Two Compressor Unit/Dxm2
C L I M A T E M A S T E R W A T E R - S O U R C E H E A T P U M P S Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Typical Wiring Diagram - Typical Two Compressor Unit/DXM2 C l i m a t e M a s t e r Wa t e r - S o u r c e H e a t P u m p s...
Page 27: Tre Series Nomenclature - Climadry
T H E S M A R T S O L U T I O N F O R E N E R G Y E F F I C I E N C Y Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 TRE Series Nomenclature - ClimaDry II Option ®...
Page 28: General Information
The ClimaDry ® II refrigerant circuit is like every other temperature with each pass through the condenser coil ClimateMaster unit (without reheat), so everything the (see fi gure 1, below). technician already knows applies to troubleshooting the ClimaDry II refrigeration circuit. Plus, the water loop ®...
Page 29 EWT and 15 GPM, the moisture removal capability (latent 30.0 145.1 92.2 6.53 167.4 22.2 114.3 9.77 81.0 94.4 capacity) of a ClimateMaster TRE120 is 36.4 Mbtuh as 15.0 139.5 92.7 7.61 165.4 18.3 120.4 9.90 86.6 95.8 shown in figure 2.
Page 30: Ii Sequence Of Operation
(dehumidification), -2nd Stage Cooling and heating. The cooling/heating modes are like -1st Stage Heating any other ClimateMaster WSHP. The reversing valve -2nd Stage Heating (“O” signal) is energized in cooling, along with the -Reheat Mode compressor contactor(s) and blower relay.
Page 31 T H E S M A R T S O L U T I O N F O R E N E R G Y E F F I C I E N C Y Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 ClimaDry II Sequence of Operation ®...
Page 32: Tre Blower Performance Data - Units With Climadry
C L I M A T E M A S T E R W A T E R - S O U R C E H E A T P U M P S Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 TRE Blower Performance Data - Units with ClimaDry ®...
Page 33: Flushing/Purging Units With Climadry
T H E S M A R T S O L U T I O N F O R E N E R G Y E F F I C I E N C Y Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Flushing/Purging Units with ClimaDry ®...
Page 34: Unit Commissioning & Operating Conditions
C L I M A T E M A S T E R W A T E R - S O U R C E H E A T P U M P S Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Unit Commissioning &...
Page 35: Start-Up Preparation
T H E S M A R T S O L U T I O N F O R E N E R G Y E F F I C I E N C Y Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Start-Up Preparation �...
Page 36: Blower Adjustment
Selection Adjustment 4. The belt should be tensioned using a tension gauge The TRE Series is available with standard, low, and high method such as the Browning Belt Tensioner to set static options. These options will substitute a different proper belt tension (see next page).
Page 37: Tensioning V-Belt Drives
T H E S M A R T S O L U T I O N F O R E N E R G Y E F F I C I E N C Y Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Tensioning V-Belt Drives General Rules of Tensioning DEFLECTION =...
Page 38: Unit System Checkout
C L I M A T E M A S T E R W A T E R - S O U R C E H E A T P U M P S Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Unit System Checkout •...
Page 39: Unit Start-Up
T H E S M A R T S O L U T I O N F O R E N E R G Y E F F I C I E N C Y Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Unit Start-up Note: Rooftop heat pump units are designed to start a.
Page 40: Start-Up Sheet Log
C L I M A T E M A S T E R W A T E R - S O U R C E H E A T P U M P S Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Start-up Sheet Log Installer: Complete unit and system checkout and follow unit start-up procedures in the IOM.
Page 41: Preventive Maintenance
R e v. : O c t o b e r 7 , 2 0 1 9 Preventive Maintenance FAN MOTORS: Lubricate fan motors annually. All MAINTENANCE PROCEDURES - Perform the ClimateMaster Rooftop Units are fully lubricated at the maintenance procedures outlined below periodically factory. Do not oil during installation. as indicated.
Page 42: Warranty
C L I M A T E M A S T E R W A T E R - S O U R C E H E A T P U M P S Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Warranty C l i m a t e M a s t e r Wa t e r - S o u r c e H e a t P u m p s...
Page 43 T H E S M A R T S O L U T I O N F O R E N E R G Y E F F I C I E N C Y Rooftop (TRE) Series R e v. : O c t o b e r 7 , 2 0 1 9 Notes c l i m a t e m a s t e r .
Page 44: Revision History
97B0081N01 ClimateMaster works continually to improve its products. As a result, the design and specifications of each product at the time for order may be changed without notice and may not be as described herein. Please contact ClimateMaster’s Customer Service Department at 1-405-745-6000 for specific information on the current design and specifications.

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