Trane S*HF*20-75 Troubleshooting Manual Download Page 21

Page: 21 / 150

RT-SVP07B-EN

General Status Display

Cond Fan VFD Ckt-2 (if equipped)
Actuator Setup

Direct

___________

Setup

Max Stroke Time

60 sec

___________

Setup

Max Voltage

10 VDC

___________

Setup

Min Voltage

0 VDC

___________

Setup

Modulating Gas Heat Actuator (if equipped)
Actuator Setup

Direct

/Reverse

___________

Setup

Max Stroke Time

90 sec

___________

Setup

Max Voltage

10 VDC

___________

Setup

Min Voltage

2 VDC

/5 VDC

___________

Setup

Outdoor Air Bypass Damper (if equipped)
Actuator Setup

Direct

___________

Setup

Max Stroke Time

60 sec

___________

Setup

Max Voltage

10 VDC

___________

Setup

Min Voltage

2 VDC

___________

Setup

Exhaust Bypass Damper (if equipped)
Actuator Setup

Direct

___________

Setup

Max Stroke Time

60 sec

___________

Setup

Max Voltage

10 VDC

___________

Setup

Min Voltage

2 VDC

___________

Setup

Control Algorithm Tuning Parameters

(Partial) 1
Zone Control Occupied Heating Proportional Gain

IPak I Gas

30.0 deg F

___________

Setup

IPak I Electric

45.0 deg F

___________

Setup

IPak II Gas

30.0 deg F

___________

Setup

IPak II Electric-90 kw

45.0 deg F

___________

Setup

IPak II Electric -140 kw

60.0 deg F

___________

Setup

IPak II Electric-265 kw

75.0 deg F

___________

Setup

IPak II Electric-300 kw

75.0 deg F

___________

Setup

CV Air Economizer Control Gains

Proportional

10.0 % F

___________

Setup

Reset Time

DISABLE

___________

Setup

Rate Time

0 Sec

___________

Setup

Bias

0 deg F

___________

Setup

SZVAV Cooling Control Gains

Proportional

6.0 % F

___________

Setup

Reset Time

1200 Sec

___________

Setup

Rate Time

0 Sec

___________

Setup

Table 2.

Factory Presets List (continued)(Note: Listed Items availability is dependent on unit configuration.

Adjustable Function

Factory Preset

Changed To

To adjust

press...

Summary of Contents for SHF20-75

Page 1: ... or serious injury When working on the equipment observe all precautions in the literature and on the tags stickers and labels that are attached to the equipment November 2011 RT SVP07B EN IntelliPak I models S HF 20 75 S HL 20 75 S HG 90 130 S HK 90 130 W HB W HE IntelliPak II models S HJ090 162 W HCA C Programming Troubleshooting Guide IntelliPak I and IntelliPak II Commercial Single Zone Roofto...

Page 2: ... and HFCs Responsible Refrigerant Practices Trane believes that responsible refrigerant practices are important to the environment our customers and the air conditioning industry All technicians who handle refrigerants must be certified The Federal Clean Air Act Section 608 sets forth the requirements for handling reclaiming recovering and recycling of certain refrigerants and the equipment that i...

Page 3: ...MSDS sheets and OSHA guidelines for proper PPE When working with or around hazardous chemicals ALWAYS refer to the appropriate MSDS sheets and OSHA guidelines for information on allowable personal exposure levels proper respiratory protection and handling recommendations If there is a risk of arc or flash technicians MUST put on all Personal Protective Equipment PPE in accordance with NFPA 70E or ...

Page 4: ... Unit Operation Keys 13 General Status Display 13 STATUS Menu 26 SETUP Menu 54 Emergency Override Definitions with LCI or BCI module installed 66 SETPOINT Menu 85 CONFIGURATION Menu 97 SERVICE MODE Menu Local Human Interface only 105 DIAGNOSTICS Menu 113 Diagnostics 119 Module Input Output Descriptions 144 Index 147 ...

Page 5: ...rflow Discharge Air temp ctrl MCM Multiple Circuit Module CVZT Const Volume airflow Zone Temp ctrl MDM Modulating Dehumidification Module cw clockwise min minimum minute cww counterclockwise misc miscellaneous cy cycle mod modulating module DCV Demand Control Ventilation MPM Multi Purpose Module dflt default MWU morning warm up diag diagnostic NSB Night Setback Panel dmpr damper num number DWU day...

Page 6: ... Condenser units Condenser pressure is converted to Saturated Condenser Temperature for display on the Human Interface The data from these sensors is used in head pressure control Control Band The range of temperatures pressures or humidity which would normally be maintained by the various control functions Control Point The value of a setpoint that an algorithm is using at any given time RHI Remo...

Page 7: ...cate a problem with the system External Stop A binary input on the RTM connected to a field supplied switch when set to OPEN causes a unit stop request Hot Gas Bypass A feature to reduce a refrigeration circuit s cooling capacity by bypassing hot discharge line refrigerant directly to the evaporator coil of the system to more effectively operate in low load conditions Humidification Control During...

Page 8: ...mperature has dropped below a preset value usually due to cold outside air being brought in to provide building ventilation Supply Air Temperature Control Point TherevisedvalueofSATempSetpointaftersupplyairtemperatureresethas been applied Supply Air Temperature Reset A function that shifts the SA Temp Setpoint an amount based on the value of another parameter typically Zone Temp or Outdoor Air Tem...

Page 9: ...thout TRAQ assemblies installed the VCM can use DCV and the CO2 sensor input to control OA Damper minimum position to maintain CO2 levels in the space A preheat control relay output is also provided on this module to maintain tempered outdoor air during ventilation using the VCM Auxiliary Temperature input The preheat unit is user supplied Multi Purpose Module 1U9 IntelliPak II 1U105 IntelliPak I ...

Page 10: ...lliPak II 1U65 IntelliPak I standard on all units The LHI and RHI Local and Remote Human Interface share a similar keypad which is illustrated see Figure 1 Human Interface Module on page 11 This device enables the customer building owner or contractor to communicate to the Rooftop unit the necessary parameters for unit operation such as cooling and heating Setpoints demand limiting ventilation ove...

Page 11: ... for 30 minutes while the LCD is displaying a menu screen it will revert back to the unit operating status screen Status Key Pressing the Status key causes the LCD to display the operating status screen i e On Unit Stop External Stop EmergencyStop ServiceMode PressingtheNextkeyallowstheoperatortoscrollthroughthescreenswhichprovide information such as air and refrigerant temperatures humidity level...

Page 12: ...ious operating parameters such as temperature and pressure ranges limits percentages setpoint source selections and sensor input definitions for the control of the rooftop unit s various operating modes Pressing the Setup key at any level in the setup menu will display the first setup screen Service Mode Key Pressing the Service Mode key causes the LCD to display the first of the service test mode...

Page 13: ... is editable pressing the Stop key will cancel the desired edit similar to the Cancel key Prior to making any changes to the configuration menu screens the Stop key must be pressed Test Start Key Service Test Mode Start Pressing the Test Start key while viewing any screen in the Service Mode Menu will start the service test Pressing this key while displaying any screen other than the Service Mode ...

Page 14: ...14 RT SVP07B EN General Status Display and configuration information The Human Interface will not display screens or parts of screens for which the unit is not configured Figure 2 Human Interface Keypad ...

Page 15: ...With Top Status Display Shown when unit is off or stopped Possible Values see field descriptions at left Top Left Field Unit Off Unit Stopped External Stop Emergency Stop Stop by Network Unit Starting Service Mode Off Top Right Field Supply Fan OFF Supply Fan ON Bottom Left Field blank Shutdown Initializing Freeze Avoidance Active Bottom Right Field blank Diagnostics VVDA OA Flow 380 0 CCFM Supply...

Page 16: ...play will appear on the Human Interface LCD screen When this screen is being displayed the only functional key is the Configuration key Note This screen will only appear when the RTM has been field replaced Refer to the Configuration Menu section Ventilation Override Mode PRESSURIZE Diagnostics Used With LCI or BCI Options Top Left Field Top Right Field blank Bottom Left Field PRESSUREIZE DEPRESSU...

Page 17: ..._______ Setup System Mode Auto ___________ Setup Supply Fan Mode Auto ___________ Setup Unit Start Delay 0 ___________ Setup Single Zone VAV Econ Control Enabled ___________ Setup Single Zone VAV Heat Control Disabled ___________ Setup Daytime Warm up Disabled ___________ Setup Morning Warm up Enabled ___________ Setup Morning Warm up type Cycling ___________ Setup Supply Air Tempering Disabled __...

Page 18: ...F ___________ Setup Efficiency check point 105 deg F ___________ Setup Low amb control point Air cooled Water cooled 1 90 80 deg F ___________ Setup Alternate Refrigerant Type 1 Disabled ___________ Setup Sensor Source Selection Daytime Warm Up RTM Zone Temp ___________ Setup Occupied Zone Control RTM Zone Temp ___________ Setup Unoccupied Zone Control RTM Zone Temp ___________ Setup Morning Warm ...

Page 19: ...alog Input 1 Definitions Not Assigned ___________ Setup GBAS 0 10 Analog Input 2 Definitions Not Assigned ___________ Setup GBAS 0 10 Analog Input 3 Definitions Not Assigned ___________ Setup GBAS 0 10 Analog Input 4 Definitions Not Assigned ___________ Setup GBAS 0 10 Output 1 Definitions Not Assigned ___________ Setup GBAS 0 10 Output 2 Definitions Not Assigned ___________ Setup GBAS 0 10 Output...

Page 20: ...Direct ___________ Setup Max Stroke Time 60 sec ___________ Setup Max Voltage 10 VDC ___________ Setup Min Voltage 2 VDC ___________ Setup Low Ambient Damper Ckt 1 if equipped Actuator Setup Direct ___________ Setup Max Stroke Time 60 sec ___________ Setup Max Voltage 10 VDC ___________ Setup Min Voltage 2 VDC ___________ Setup Low Ambient Damper Ckt 2 if equipped Actuator Setup Direct ___________...

Page 21: ...C ___________ Setup Min Voltage 2 VDC ___________ Setup Control Algorithm Tuning Parameters Partial 1 Zone Control Occupied Heating Proportional Gain IPak I Gas 30 0 deg F ___________ Setup IPak I Electric 45 0 deg F ___________ Setup IPak II Gas 30 0 deg F ___________ Setup IPak II Electric 90 kw 45 0 deg F ___________ Setup IPak II Electric 140 kw 60 0 deg F ___________ Setup IPak II Electric 26...

Page 22: ...___________ Setpoints Unoccupied Zone MWU 72 F ___________ Setpoints Rapid Restart Critical Temp1 90 F ___________ Setpoints Occ Dehumidification 60 ___________ Setpoints Occ Dehumid Hysteresis Offset 5 ___________ Setpoints Unocc Dehumidification 60 ___________ Setpoints Unocc Dehumid Hysteresis Offset 5 ___________ Setpoints Supply Air Reheat Setpoint 70 F ___________ Setpoints Supply Air Reheat...

Page 23: ...s Space Pressure Setpoint 0 08 IWC ___________ Setpoints Space Pressure Deadband 04 IWC ___________ Setpoints Space Pressure Low Limit 0 2 IWC ___________ Setpoints Exhaust Enable Point 25 ___________ Setpoints Exhaust Inhibit Point DISABLE ___________ Setpoints Low Ambient Comp Lockout Standard Units 50 F ___________ Setpoints Low Ambient Comp Lockout Low Ambient Units 0 F ___________ Setpoints S...

Page 24: ...___ Setpoints Unoccupied Humidity Hi Default ___________ Setpoints Minimum Outside Air Flow Rate Hi Default ___________ Setpoints Supply Air Pressure Hi Default ___________ Setpoints Space Pressure Hi Default ___________ Setpoints Note Field replacement of control modules requires proper human interface setup to insure unit performance Table 2 Factory Presets List continued Note Listed Items avail...

Page 25: ...item and is listed for each screen in the following sections For instance if the user has selected a Configuration item typical choices displayed with each Plus or Minus keystroke may be Installed or Not Installed If a Setup menu were accessed a choice may be Enabled or Disabled Temperature Setpoints will typically cycle through their range one degree at a time and so on Similar to pressing the Pr...

Page 26: ...nd may not be visible on your unit 2 The range for some selections depend upon a sensor connected to a control module Normal ranges expected will be listed for each screen shown If the sensor is operating outside its normal limits or has failed ERR will appear if out of range high and ERR if it is out of range low Press the Status key to begin viewing the status screens TOP LEVEL STATUS SCREEN VVD...

Page 27: ... following screens will be shown based on power exhaust options Exhaust Fan OFF Used With Units w Power Exhaust w o Statitrac w o Return Fan Possible Values ON OFF OR Exhaust Damper VFD Target 70 Master s Algorithm Command to All Units Used With Clustered w Statitrac w o Return Fan Units Possible Values 0 to 100 OR Exhaust Fan ON Space Pressure 0 00 IWC Exhaust Damper VFD Opening To 32 Used With U...

Page 28: ...ilable at reduced capacity OR Hydronic Heat ENABLED Valve Position Opening To 100 Used With Units w Hydronic Heat Possible Values Hydronic Heat ENABLED DISABLED By Setup LIMITED By Demand Limit DISABLED By Low Air Temp DISALBED By BAS Network Position 0 to 100 ENABLED indicates heat is available DISABLED indicates heating is not allowed LIMITED indicates heating is available at reduced capacity Op...

Page 29: ...Required compressors are not available Disabled By Occ Dehumid Function Disable Occupied Dehumid control is disabled Disabled By Dehumid Override Zone Temp High Low VVDA CVDA critical zone temp is too high low Disabled By OA Temperature Out Of Range Outdoor air temperature is out of range Disabled By Unocc Dehumid Function Disable Unoccupied Dehumid control is disabled Disabled By Comfort Control ...

Page 30: ...F LOCKED Bottom Field When ON or OFF is Shown ENABLED When LOCKED is Shown See Table 4 Compressor Lockout Sources on page 31 Note There will be 2 screens shown for this configuration one screen for K10 and one for K11 Press Next Previous keys to navigate OR Compressor Relay K11 Locked Disabled By Compressor Protection MORE Used With IPakI 40 130Ton DX Cooling Possible Values Compressor Relay K11 1...

Page 31: ...ctor Failure Compressor proving input stuck closed Disabled By Low Pressure Cutout Low pressure cutout input to MCM Disabled By Bad Cond Temp Sensor Temp sensor is out of range Disabled By Demand Limit From GBAS or BAS Network Disabled By Frost Protection Leaving evap temp coil frost setpoint Disabled By BAS Network Lockout BAS demand or capacity limited Disabled By Minimum Off Time 3 minutes Disa...

Page 32: ...ter Evap 40 0 F Leave Evap 52 0 F Used With DX Cooling 40Ton Possible Values Evap Diff 0 0 to 200 0ºF Enter Evap 40 0 to 200 0ºF Leave Evap 40 to 200 0ºF Evap Diff and associated value not displayed if 1 circuit is inactive or 2 for first ten minutes of circuit operation or 3 HGBP is installed Enter Evap and associated value not displayed if 1 HGBP is installed Press Next Previous keys to navigate...

Page 33: ...r units 40Tons Press Next Previous keys to navigate Condenser Sump Water Temp 73 1 F Condenser Sump Heater Relay OFF Used With DX Cooling w Water Cooled Condensers Possible Values Temp 0 0 to 200 0ºF Relay ON OFF Cond Sump Heater Relay only shown if Sump Heater installed Press Next Previous keys to navigate Condenser Sump Pump Relay Command ON Condenser Sump Pump Proving FLOW Used With DX Cooling ...

Page 34: ...ternal Sump Drain Request INACTIVE Used With DX Cooling w Water Cooled Condensers Possible Values ACTIVE INACTIVE Press Next Previous keys to navigate Reheat Coil Pumpout Relay OFF Reheat Coil Pumpout Valve CLOSED Used With DX Cooling w Dehumidification Possible Values Relay ON OFF Valve CLOSED OPEN Press Next Previous keys to navigate Dehumid Reheat Valve Position 0 Dehumid Cooling Valve Position...

Page 35: ...Values OA Enthalpy 10 to 35 BTU LB RA Enthalpy 10 to 35 BTU LB Return Air Enthalpy is displayed if Comparative Enthalpy or Energy Recovery is installed Press Next Previous keys to navigate Active Outside Air Temperature 86 0 F ECEM Return Air Temperature 78 0 F Used With Units w Economizer Possible Values OA Temp 40 to 200 F RA Temp 40 to 200 F Return Air Temperature is displayed if Comparative En...

Page 36: ...ed With Fresh Air Measurement VCM w DCV and Demand Control Ventilation ENABLED Possible Values Target 0 to 650 CCFM Deadband 5 0 to 200 CCFM OA Flow 0 to 650 CCFM OR Active Min OA Flow Setpoint 140 3 CCFM Deadband 6 8 CCFM OA Flow 143 5 CCFM Used With Fresh Air Measurement VCM w DCV and Demand Control Ventilation DISABLED Possible Values Setpoint 0 to 650 CCFM Deadband 5 0 to 200 CCFM OA Flow 0 to...

Page 37: ...ress ENTER to View Data in This Submenu Used With Units w Return Fan Option Press the Next key to skip this Submenu Return Fan Relay ON Return Airflow Proving ON Used With Units w Return Fan Option Possible Values ON OFF Press Next Previous keys to navigate Return Fan VFD Command 45 Return Plenum Pressure 0 8 IWC Used With Units w Return Fan Option Possible Values Command 0 to 100 Pressure 0 7 to ...

Page 38: ...speed modulation in heating occurs when the Target Setpoint modulates between the Max Setpoint and High Limit Setpoint The Target High Limit is a calculated value which corresponds to the Maximum Fan Speed during heating see SA Target Setpoint on following screen The Max Target Setpoint reflects the SA Heating Setpoint value and corresponds to the Minimum Fan Speed during heating Press Next Previo...

Page 39: ...ATUS SUBMENU SCREENS Energy Recovery Status Submenu Press ENTER to View Data in This Submenu Used With Units w Energy Recovery Option Press the Next key to skip this Submenu Energy Wheel Relay ON Energy Wheel Proving ON Used With Units w Energy Recovery Option Possible Values ON OFF Press Next Previous keys to navigate Outside Air Bypass Damper Pos 0 Exhaust Air Bypass Damper Pos 15 Used With Unit...

Page 40: ... Is 100 F Used With VVDA or CVDA Units w Hydronic Heat Modulating Gas Heat or IpakII w Electric Heat Possible Values HI KEYPAD SETPOINT MENU ZONE SENSOR SETPOINT INPUT GBAS 0 5 VDC MODULE GBAS 0 10 VDC MODULE BAS NETWORK Range 40 to 180ºF Press Next Previous keys to navigate Active Daytime Warmup Setpoints Initiate 67 F Terminate 71 F Used With Units w DWU ENABLED Possible Values Initiate 50 to 87...

Page 41: ...ious keys to navigate Active Unoccupied Zone Heating STP From HI KEYPAD SETPOINT MENU is 60 F Used With Units w Heat Installed Possible Values HI KEYPAD SETPOINT MENU ZONE SENSOR SETPOINT INPUT NSB PANEL SETPOINT INPUT GBAS 0 5 VDC MODULE GBAS 0 10 VDC MODULE BAS NETWORK Range 50 to 88ºF Press Next Previous keys to navigate Active Morning Warmup Setpoint From HI KEYPAD SETPOINT MENU is 72 F Used W...

Page 42: ...Supply Air Reheat Setpoint From HI KEYPAD SETPOINT MENU is 70 0 F Used With Units w Dehumid Option Possible Values HI KEYPAD SETPOINT MENU GBAS 0 5 VDC MODULE GBAS 0 10 VDC MODULE BAS NETWORK Range 60 to 80F Press Next Previous keys to navigate Active Occ Humidification Setpt From HI KEYPAD SETPOINT MENU is 40 Used With Units w Humid Option Possible Values HI KEYPAD SETPOINT MENU GBAS 0 5 VDC MODU...

Page 43: ...BAS NETWORK Range 0 to 100 Press Next Previous keys to navigate Active Min OA Flow Setpoint From HI KEYPAD SETPOINT MENU is 34 2 CCFM Used With Units w Fresh Air Measurement VCM w o DCV Option Possible Values HI KEYPAD SETPOINT MENU GBAS 0 5 VDC MODULE GBAS 0 10 VDC MODULE BAS NETWORK SETPOINT Range 0 to Max Unit Airflow See Table 7 Max Unit Airflows on page 90 in the Setpoints Section Below Press...

Page 44: ...xt Previous keys to navigate Active Supply Air Pressure Setpoints High Limit 4 0 IWC Deadband 0 5 IWC Used With VVDA or Units w Supply Air Pressure Sensor Present Possible Values High Limit 1 2 to 4 7 IWC Deadband 0 1 to 2 0 IWC Press Next Previous keys to navigate Active Space Pressure Setpoint From HI KEYPAD SETPOINT MENU is 0 08 IWC Used With Units w Statitrac Possible Values HI KEYPAD SETPOINT...

Page 45: ...ENSOR Range 40 to 200ºF Press Next Previous keys to navigate Active Occ Zone Temp Sensor Input From RTM ZONE TEMP INPUT is 75 0 F Used With CV or SZVAV Units Possible Values See Possible Values Above Press Next Previous keys to navigate Active Unocc Zone Temp Sensor Input From RTM ZONE TEMP INPUT is 75 0 F Used With All Units Possible Values See Possible Values Above Press Next Previous keys to na...

Page 46: ...EL TEMP SENSOR INPUT RTM AUX TEMP INPUT HEAT MODULE AUX TEMP INPUT ECEM RETURN AIR TEMP INPUT BAS NETWORK SENSOR Range 40 to 200ºF Press Next Previous keys to navigate Active Zone Reset Temp Sensor Input From RTM ZONE TEMP INPUT is 82 0 F Used With All Units with Reset Select not selected as None Possible Values See Possible Values Above Press Next Previous keys to navigate Active OA Temperature S...

Page 47: ... is 82 0 F Used With All Units Possible Values RTM ZONE TEMP INPUT NSB PANEL TEMP SENSOR INPUT RTM AUX TEMP INPUT HEAT MODULE AUX TEMP INPUT ECEM RETURN AIR TEMP INPUT BAS NETWORK SENSOR Range 40 to 200ºF Press Next Previous keys to navigate End of Submenu NEXT to Enter STATUS Press Next Previous keys to navigate TEMPERATURE INPUT STATUS SUBMENU SCREENS Temperature Input Status Submenu Press ENTER...

Page 48: ...HEAT MODULE AUX TEMP INPUT 82 0 F Used With Units w Heat Installed Press Next Previous keys to navigate Temp Measured By Sensor Connected To ECEM RETURN AIR TEMP INPUT 78 0 F Used With Units w Comparative Enthalpy Installed Press Next Previous keys to navigate Temp Measured By Sensor Connected To VCM MODULE AUX TEMP INPUT 50 0 F Used With Units w VCM Module Installed Press Next Previous keys to na...

Page 49: ...tentiometer input is out of range 350 ohms this screen will not appear Press Next Previous keys to navigate RTM Supply Air Pressure Input 2 1 IWC Used With VVDA or Units w Supply Air Pressure is present Possible Values 0 to 5 0 IWC Press Next Previous keys to navigate RTM Outside Air Humidity 55 ECEM Return Air Humidity 46 Used With Units w Economizer Option Possible Values 10 to 90 OA Humidity sh...

Page 50: ...M w DCV or C02 Reset is ENABLED Possible Values 50 to 2000 PPM Press Next Previous keys to navigate MPM Return Plenum Pressure Input 0 0 IWC Screen shown only if unit with Return Fan installed Possible Values 0 7 to 3 5 IWC Press Next Previous keys to navigate End of Submenu NEXT to Enter STATUS Press Next Previous keys to navigate GBAS 5VDC MODULE STATUS SUBMENU SCREENS GBAS 5VDC Module Status Su...

Page 51: ...ments for Input 2 Input 3 and Input 4 Press Next Previous keys to navigate GBAS 0 5VDC DemandLimitInputStatus OPEN Used With Units w GBAS 5VDC Installed Press Next Previous keys to navigate Possible Values OPEN CLOSED GBAS 0 5VDC Module Relay Output Status Output 1 OFF Used With Units w GBAS 5VDC Installed Note There will be 5 screens shown for this configuration The first screen shows the relay s...

Page 52: ...wn for this configuration The first screen will be for Input 1 setpoint assignment The next screens will be identical and will show setpoint assignments for Input 2 Input 3 and Input 4 Press Next Previous keys to navigate GBAS 0 10VDC Demand Limit Input Status Open Used With Units w GBAS 10VDC Installed Possible Values Open Closed Press Next Previous keys to navigate GBAS 0 10VDC Binary Output 1 O...

Page 53: ...RE ACTIVE SPACE RELATIVE HUMIDITY ACTIVE OA RELATIVE HUMIDITY ACTIVE SPACE CO2 LEVEL ACTIVE COOLING CAPACITY ACTIVE HEATING CAPACITY ACTIVE OA DAMPER POSITION ACTIVE OUTDOOR AIRFLOW Note There will be 5 screens shown for this configuration The first screen will be for Output 1 parameter assignment The next screens will be identical and will show parameter assignments for Output 2 Output 3 Output 4...

Page 54: ...re applicable only for the options that are installed in the unit and may not be visible on your unit 2 If a screen is not visible on the Unit Human Interface Module refer to the Used With information listed to the right of each screen in this book Modifying Selections Starting with the first setup screen program the necessary information by using the appropriate keys to navigate Next and Previous...

Page 55: ...NABLED Heat DISABLED Possible Values ENABLED DISABLED Press Next Previous keys to navigate Daytime Warmup Function ENABLED Used With VV CVDA Units w Heat Installed Factory Presets ENABLED Possible Values ENABLED DISABLED Press Next Previous keys to navigate Morning Warmup Function ENABLED Morning Warmup Type FULL CAPACITY Used With Units w Heat Installed Factory Presets Function ENABLED Type CYCLI...

Page 56: ...s DISABLED Possible Values ENABLED DISABLED Press Next Previous keys to navigate VCM Preheater Output Control ENABLED Activate If Preheat Temp Below Setpoint Used With Units w Fresh Air Measurement VCM Option Factory Preset DISABLED Possible Values ENABLED DISABLED Press Next Previous keys to navigate Demand Limit Definition Cooling None Heating None Used With Units w DX Cooling and or Heat and GB...

Page 57: ...mper Interlock ENABLED SA Proving Must Open Before Fan Start Used With All Units Factory Preset DISABLED Possible Values DISABLED ENABLED If ENABLED SA Proving Must Open Before Fan Start is shown If DISABLED the bottom line is blank Press Next Previous keys to navigate End of Submenu NEXT to Enter SETUP Press Next Previous keys to navigate VAV CONTROL FUNCTIONS SUBMENU SCREENS VAV Control Function...

Page 58: ...SA Cooling Reset Type Set to ZONE Factory Presets 5ºF Possible Values 0 to 20ºF Press Next Previous keys to navigate Supply Air Temp OA Reset For Cooling Maximum Amount of Reset Applied 5ºF Used With Units w SA Cooling Reset Type Set to OA Factory Presets 5ºF Possible Values 0 to 20ºF Press Next Previous keys to navigate Supply Air Temp Zone Reset For Heating Start Temp 65ºF End Temp 68ºF Used Wit...

Page 59: ...f Reset Applied 10ºF Used With Units w SA Heating Reset Type Set to OA Factory Presets 10ºF Possible Values 10 to 90ºF Press Next Previous keys to navigate VAV Box Max Stroke Time 6 Min Used With VVDA Units Factory Presets 6 Min Possible Values 0 to 10 Min Press Next Previous keys to navigate Max Occupied IGV VFD Command 100 Used With VVDA Factory Presets 100 Possible Values 0 to 100 Press Next Pr...

Page 60: ...enu NEXT to Enter SETUP Press Next Previous keys to navigate HEAD PRESSURE CTRL SETUP SUBMENU SCREENS Head Pressure Ctrl Setup Submenu Press ENTER to Review or Adjust Used With Units w DX Cooling Press the Next key to skip this Submenu Sump Drain Valve Relay Control is DRAIN During Unit Power Loss Conditions Used With Units w Water Cooled Condensers Installed Factory Preset DRAIN Possible Values H...

Page 61: ...Cooling Factory Presets 10ºF Possible Values 0 to 20ºF Press Next Previous keys to navigate Cond Temp Efficiency Check Point 105 F Used With Units w DX Cooling Factory Presets 105ºF Possible Values 95 to 115ºF Press Next Previous keys to navigate Cond Temp Low Ambient Control Point 90 F Used With Units w DX Cooling w Low Ambient Option Factory Presets 90ºF Possible Values 80 to 100ºF Low Ambient D...

Page 62: ...ed Factory Preset RTM ZONE TEMP INPUT Possible Values See DWU Source Selection Above Press Next Previous keys to navigate For Unoccupied Zone Temp Ctrl Use Sensor Connected To RTM ZONE TEMP INPUT Used With All Units Factory Preset RTM ZONE TEMP INPUT Possible Values See DWU Source Selection Above Press Next Previous keys to navigate For Morning Warmup Temp Ctrl Use Sensor Connected To RTM ZONE TEM...

Page 63: ...ext Previous keys to navigate Monitor Specific Temp Input Use Sensor Connected To RTM ZONE TEMP INPUT Used With All Units Factory Preset RTM ZONE TEMP INPUT Possible Values See DWU Source Selection Above Press Next Previous keys to navigate End of Submenu NEXT to Enter SETUP Press Next Previous keys to navigate OUTSIDE AIR VENTILATION SETUP SUBMENU SCREENS Outside Air Ventilation Setup Submenu Pre...

Page 64: ... w Fresh Air Measurement VCM w o DCV Option Factory Preset Function DISABLED Start 800 Max 1000 Possible Values Function ENABLED DISABLED Start 50 to 1900 Max 150 to 2000 Note Bottom line will not be shown if function is DISABLED Press Next Previous keys to navigate OA Flow Calibration Data Left Gain 1 0 Offset 0 CCFM Used With Units w Fresh Air Measurement VCM w DCV Option Factory Preset Gain 1 0...

Page 65: ...able 5 Flow Calibration Altitude Correction Factor C F for assignments below This correction factor is used to adjust airflow calculations due to density of air at different altitudes Table 5 Flow Calibration Altitude Correction Factor C F Feet Meters C F Feet Meters C F 0 0 1 00 5500 1650 0 91 500 150 0 99 6000 1800 0 90 1000 300 0 98 6500 2000 0 89 1500 450 0 97 7000 2150 0 88 2000 600 0 97 7500...

Page 66: ...PRESSURIZE Supply Fan Off Inlet Vanes Closed if equipped Return Fan VFD Max Return Fan Exhaust Damper On Open if equipped OA Dampers Closed Heat All heat stages Off staged gas and elec Hydronic heat Mod Gas Heat output at 0 Occupied Unoccupied output De energized VO Relay Energized with VOM module installed VCM Preheater State Off with VCM installed PURGE Supply Fan On Inlet Vanes Open if equipped...

Page 67: ...iated by a VOM contact closure will accomplish five predefined operations listed below Any of the five sequences may be user redefined by changing the factory presets at the unit mounted Human Interface or through Tracer Ventilation Override Mode A Unit Off Supply Fan Off Inlet Vanes VFD Closed 0 Return Fan VFD Min Return Fan Exhaust Damper Off Closed if equipped OA Dampers Closed Heat All heat st...

Page 68: ...elec Hydronic heat Mod Gas Heat output at 0 Occupied Unoccupied output Energized VO Relay Energized VCM Preheater State Off with VCM installed Ventilation Override Mode E Purge with Duct Pressure Control Supply Fan On Return Fan VFD Max Inlet Vanes VFD Open 100 Ctrl d by SA Press control function SA Press High Limit is disabled Return Fan Exhaust Damper On Open if equipped OA Dampers Open Heat All...

Page 69: ...n Override Definition Mode A Return Fan Exhaust Dampers OFF CLOSED Used With Units w VOM and Return Fan Possible Values OFF CLOSED ON OPEN Press the Next key to navigate forward Ventilation Override Definition Mode A Exhaust Fan ON Used With Units w VOM and Power Exhaust w o Statitrac Installed Possible Values ON OFF Press Next Previous keys to navigate Ventilation Override Definition Mode A Retur...

Page 70: ...ecomes Reporting only and the definition cannot be changed unless the Ventilation Override Module is replaced If the password was entered pressing the NEXT key will scroll through the previous screens to confirm the selected choices for each mode as follows Press Next Previous keys to navigate Ventilation Override Mode A Is Locked Supply Fan ON Used With Units w VOM Mode Locked Factory Presets See...

Page 71: ...nalog Input 4 Press the Next key to proceed through the remaining assignments Press Next Previous keys to navigate GBAS 5VDC Output 1 Alarm Assignments Press ENTER to Review or Adjust Used With Units w GBAS 5VDC Installed Factory Presets Output 1 Dirty Filters Output 2 Compressor Trip Compressor Trip Ckt 1 Compressor Trip Ckt 2 Low Pressure Control Open Low Pressure Control Open Ckt 1 Low Pressure...

Page 72: ...of the diagnostics associated with the RTM module to activate the associated Alarm Output Note The user will be presented with similar Assignment Submenus for the following alarm sources SCM MCM Alarms HEAT Alarms ECEM Alarms VOM Alarms VCM Alarms GBAS Alarms MDM Alarms MPM Alarms and BAS Network Alarms If Enter was pressed proceed to the following screen Assign Diagnostic to Alarm Output 1 RTM Zo...

Page 73: ...ted at this screen any active diagnostic will activate this output A selection of No will allow the user to choose from the following menus which diagnostics activate the Alarm Output If No was entered proceed to the following 2 screens Assignment Submenu RTM Alarms Press ENTER To Review Or Adjust Used With Units w GBAS 10VDC Installed and Any Active Diagnostic Set to No Note Please review the Dia...

Page 74: ...vigate GBAS 0 10 VDC Analog Output 1 Assignment NOT ASSIGNED Used With Units w GBAS 10VDC Installed Factory Presets NOT ASSIGNED Possible Values NOT ASSIGNED ACTIVE COOLING CAPACITY ACTIVE HEATING CAPACITY OUTSIDE AIR TEMPERATURE ACTIVE ZONE TEMPERATURE ACTIVE SUPPLY AIR TEMPERATURE ACTIVE SUPPLY AIR PRESSURE ACTIVE SPACE PRESSURE ACTIVE SPACE RELATIVE HUMIDITY ACTIVE OUTDOOR AIR HUMIDITY ACTIVE S...

Page 75: ...d column for the specified module Pressing the Next key will allow the user to skip this submenu Pressing the Enter key will allow the user to select any of the diagnostics associated with the RTM module to activate the associated Alarm Output Note The user will be presented with similar Assignment Submenus for the following alarm sources SCM MCM Alarms HEAT Alarms ECEM Alarms VOM Alarms VCM Alarm...

Page 76: ...h All Units Factory Presets 0 0ºF Possible Values 5 0 to 5 0ºF Press Next Previous keys to navigate Temperature Calibration Offset For RTM Aux Temperature Input 0 0 F Used With All Units Factory Presets 0 0ºF Possible Values 5 0 to 5 0ºF Press Next Previous keys to navigate Temperature Calibration Offset For RTM Outside Air Temperature Input 0 0 F Used With All Units Factory Presets 0 0ºF Possible...

Page 77: ...h Units w OA Damper Factory Presets 10 0 VDC Possible Values 0 to 10 0 VDC Press Next Previous keys to navigate Actuator Setup OA Damper Direct Reverse Act DIRECT ACTING Used With Units w OA Damper Factory Presets DIRECT ACTING Possible Values DIRECT ACTING REVERSE ACTING Press Next Previous keys to navigate Actuator Setup Supply Fan IGV VFD Max Stroke Time 30 Sec Used With VVDC Units Factory Pres...

Page 78: ...DC Press Next Previous keys to navigate Actuator Setup Return Fan VFD Max Voltage 10 0 VDC Used With Units w Return Fan Option Factory Presets 10 0 VDC Possible Values 0 to 10 0 VDC Press Next Previous keys to navigate Actuator Setup Return Fan VFD Direct Reverse Act DIRECT ACTING Used With Units w Return Fan Option Factory Presets Direct Acting Possible Values Direct Reverse Press Next Previous k...

Page 79: ...resets 2 0 VDC Possible Values 0 to 10 0 VDC Press Next Previous keys to navigate Actuator Setup Hydronic Max Voltage 10 0 VDC Used With Units w Hydronic Heat and or Chilled Water Installed Factory Presets 0 VDC Possible Values 0 to 10 0 VDC Press Next Previous keys to navigate Actuator Setup Hydronic Direct Reverse Act DIRECT ACTING Used With Units w Hydronic Heat and or Chilled Water Installed F...

Page 80: ...C Used With Units w DX Cooling w Air Cooled Condensers Factory Presets 10 0 VDC Possible Values 0 to 10 0 VDC OR Actuator Setup Cond Fan VFD Ckt 1 Max Voltage 10 0 VDC Used With Units w DX Cooling w Water Cooled Condensers Factory Preset 10 0 VDC Possible Values 0 to 10 0 VDC Press Next Previous keys to navigate Note Only one of the following two screens will be shown based on condenser type Actua...

Page 81: ...Actuator Setup Cond Fan VFD Ckt 2 Min Voltage 0 0 VDC Used With Units w DX Cooling w Water Cooled Condensers Factory Preset 0 VDC Possible Values 0 to 10 0 VDC Press Next Previous keys to navigate Note Only one of the following two screens will be shown based on condenser type Actuator Setup Num 2 Low Ambient Max Voltage 10 0 VDC Used With Units w DX Cooling w Air Cooled Condensers Factory Presets...

Page 82: ...Actuator Setup Modulating Gas Heat Max Voltage 10 VDC Used With All Rooftop Units and Air Handlers when Modulating Gas is installed Factory Presets 10 VDC Possible Values 0 to 10 0 VDC Press Next Previous keys to navigate Actuator Setup Modulating Gas Heat Direct Reverse Act DIRECT ACTING Used With All Rooftop Units and Air Handlers Modulating Gas is installed Factory Presets Direct Acting Possibl...

Page 83: ...oltage 2 0 VDC Used With All IntelliPak II units with Energy Recovery installed Factory Preset 2 0 VDC Possible Values 0 to 10 0 VDC Press Next Previous keys to navigate Actuator Setup OA Bypass Damper Max Voltage 10 0 VDC Used With All IntelliPak II units with Energy Recovery installed Factory Preset 10 0 VDC Possible Values 0 to 10 0 VDC Press Next Previous keys to navigate Actuator Setup OA Byp...

Page 84: ...0 0 F Reset Time 1800 Sec Used With All IntelliPak units with Staged Heat Installed Range 2 0 200 Possible Values See Table 6 Proportional Parameter Staged Heat on page 84 for assignments Note This screen must be changed on field replacement of the RTM Module Table 6 Proportional Parameter Staged Heat Product Staged Heat Type No of Stages Proportional Gain IPak I Gas 2 30 0 IPak I Electric 3 45 0 ...

Page 85: ...the display will revert to the original value To Accept press the Enter key to confirm the new choice Press the Setpoint key to begin viewing or modifying the unit setpoints TOP LEVEL SETPOINTS SCREEN Default Supply Air Temp Setpoints Cooling 55 F Heating 100 F Used With VV CVDA or VVZT Units Factory Presets Factory Presets Cooling 55ºF VVZT 50 F Heating 100ºF VVZT 105 F Possible Values Cool 40 to...

Page 86: ...52 to 90ºF Heat 50 to 88ºF MWU 50 to 90ºF Note Minimum difference of 2ºF maintained between Heating Cooling Setpoints Morning warmup cannot be lower than Heating Setpoints Heat and Morn Warmup shown for units w heat installed Morn Warmup shown if MWU is enabled Press Next Previous keys to navigate Dflt Rapid Restart Critical Temp 90 F Used With All IntelliPak Units w Rapid Restart Installed Factor...

Page 87: ...70 F Supply Air Reheat Deadband 4 F Used With Units w Dehumidification Option Factory Preset Reheat Setpoint 70ºF Reheat Deadband 4ºF Possible Values Reheat Setpoint 60 to 80ºF Reheat Deadband 2 to 10ºF Press Next Previous keys to navigate In Active Dehumidification Mode Limit Maximum Reheat Valve Position To 85 Used With Units w Dehumidification Option Factory Preset 85 Possible Values 50 to 85 P...

Page 88: ...t 30 Possible Values 20 to 50 Press Next Previous keys to navigate Stop Humid if Space RH Above STP Plus Unocc Humid Hysteresis Offset 5 Used With Units w Humidification Option and Unocc Humid Enabled Factory Preset 5 Possible Values 3 to 10 Press Next Previous keys to navigate End Of Submenu NEXT to Enter SETPOINT Press Next Previous keys to navigate OUTSIDE AIR CONTROL SETPOINT SUBMENU SCREENS O...

Page 89: ...o navigate Supply Air Low Limit Modulate Economizer Toward Min Pos if SA Temp below 50 F Used With CVZT Units or non VVZT Units Operating in Unoccupied Economizer Cooling Mode Factory Presets 50ºF Possible Values 40 to 65ºF Press Next Previous keys to navigate VCM Preheat ON If VCM Aux Temp Below Ventilation Preheat Setpoint 35 F Used With Units w Fresh Air Measurement VCM w DCV or OA Damper Min P...

Page 90: ...xt Previous keys to navigate OR Note The following screen is only shown if DCV is disabled Default Min OA Flow Setpoint 40 CCFM Min OA Flow Deadband 5 0 CCFM Used With Units w Fresh Air Measurement VCM w o DCV Factory Presets Setpoint 40 CCFM Deadband 5 CCFM Possible Values See Table 7 Max Unit Airflows for assignments Table 7 Max Unit Airflows Product Capacity Tons Max Airflow Range CFM Deadband ...

Page 91: ...A Damper And OA CFM Compensation Enabled Factory Presets 20 Possible Values 0 to 100 Note OA Damper Min Pos At Minimum 50 must be OA Damper Min Pos At Maximum 100 and must be OA Damper Min Pos At Minimum 0 Press Next Previous keys to navigate Default OA Damper Min Position 10 With IGV VFD Command At Maximum 100 Used With VVDA or VVZT Units w OA Damper And OA CFM Compensation Enabled Factory Preset...

Page 92: ...x Return Plenum Pressure Stp 0 8 IWC Deadband 0 2 IWC Used With Units w Return Fan VFD Installed Statitrac Factory Presets Setpoint 0 8 IWC Deadband 0 2 IWC Possible Values Setpoint 0 1 to 2 5 IWC Deadband 0 1 to 1 0 IWC Press Next Previous keys to navigate Default Space Pressure Setpoint 0 08 IWC Space Pressure Deadband 0 10 IWC Used With Units w Statitrac Installed w o Return Fan Option Factory ...

Page 93: ...Press Next Previous keys to navigate For Standby Freeze Avoidance Open the Hydronic Heat Valve s To 0 Used With Units w Hydronic Heat Factory Preset Disabled Possible Values Disabled 1 to 100 Note When the supply fan is OFF and the active outside air temperature drops below 45F the hydronic valve output will be driven to the value specified here Press Next Previous keys to navigate Frost Avoidance...

Page 94: ...point From HI KEYPAD SETPOINT MENU Used With CVZT Units or VVZT w Cooling Possible Values HI KEYPAD SETPOINT MENU ZONE SENSOR SETPOINT INPUT NSB PANEL SETPOINT INPUT GBAS 5VDC MODULE GBAS 10VDC MODULE Press Next Previous keys to navigate For Occ Zone Temp Heating Control Use Setpoint From HI KEYPAD SETPOINT MENU Used With CVZT or VVZT Units w Heat And VV CVDA Units w Heat and DWU Enabled Possible ...

Page 95: ...S 5VDC MODULE GBAS 10VDC MODULE Press Next Previous keys to navigate HUMIDITY CTRL STPT SOURCE SELECT SUBMENU SCREENS Humidity Ctrl Stpt Source Select Submenu Press ENTER to Review or Adjust Used With All Units Press the Next key to skip this Submenu For Occ Dehumidification Control Use Setpoint From HI KEYPAD SETPOINT MENU Used With Units w Dehumidification Option Possible Values HI KEYPAD SETPOI...

Page 96: ... keys to navigate For Min Outside Air Flow Rate Ctrl Use Setpoint From HI KEYPAD SETPOINT MENU Used With Units w Fresh Air Measurement VCM Option Possible Values HI KEYPAD SETPOINT MENU GBAS 0 5 VDC MODULE GBAS 0 10VDC Module Press Next Previous keys to navigate For Supply Air Pressure Control Use Setpoint From HI KEYPAD SETPOINT MENU Used With VVDA Units Possible Values Same as Possible Values Ab...

Page 97: ...e screen information Modifying Selections Starting with the first configuration screen program the necessary information by using the appropriate keys to navigate Next and Previous and make changes and to the selections Once the selection has been changed to the desired value the user has the following options to either Cancel or Accept the pending change To Cancel press the Cancel key to remove t...

Page 98: ... Type NO COOLING Used With Air Handler Units Possible Values NO COOLING DX COOLING CHILLED WATER Press Next Previous keys to navigate Configuration Model Num Digit 9 Electric Heat Capacity 90 KW Used With Units w Electric Heat Option Possible Values 30 50 70 110 130 150 170 190 KW OR Configuration Model Num Digit 9 Gas Heat Type STAGED Used With Units w Gas Heat Option Possible Values STAGED MODUL...

Page 99: ...ess the ENTER key to accept and review the following screen Check GBAS Config Hardware Cycle Power RETURN HERE TO CONFIRM CONFIGURATION Note This screen instructs the user to 1 Turn OFF the power to the unit 2 Inspect the GBAS 5VDC hardware configuration input 3 Restore the power to the Unit 4 Return to this configuration screen and verify entry Press Next Previous keys to navigate Configuration M...

Page 100: ...keys to navigate Configuration Model Num Digit 24 Final Filters INSTALLED Used With IPak II Units Possible Values NOT INSTALLED INSTALLED Press Next Previous keys to navigate Configuration Model Num Digit 25 Energy Recovery NOT INSTALLED Used With IPak II Units Possible Values NOT INSTALLED INSTALLED W O PREHEAT INSTALLED W PREHEAT Note Energy Recovery is not permitted to be installed here if Retu...

Page 101: ... With All Units Possible Values STANDARD 0 DEGREE F Note When set to STANDARD the Low Ambient Compressor Lockout setpoint may not be set less than 40ºF When set to 0 DEGREE F the setpoint can be set down to 20ºF Press Next Previous keys to navigate Configuration Model Num Digit 33 or 30 Remote Human Interface INSTALLED Used With All Units Possible Values NOT INSTALLED INSTALLED Press Next Previous...

Page 102: ...GBAS 5VDC has failed or has been changed Press the ENTER key to accept and review the following screen Check GBAS Config Hardware Cycle Power RETURN HERE TO CONFIRM CONFIGURATION Note This screen instructs the user to 1 Turn OFF the power to the unit 2 Inspect the GBAS 5VDC hardware configuration input 3 Restore the power to the Unit 4 Return to this configuration screen and verify entry Press Nex...

Page 103: ... Press Next Previous keys to navigate Software Revision Number INVALID GBAS 0 5 VDC Module 5 0 Used With All Units Possible Values See RTM Possible Values Above Note See RTM above for discussion on INVALID Press Next Previous keys to navigate Software Revision Number INVALID GBAS 0 10 VDC Module 2 00 Used With All Units Possible Values See RTM Possible Values Above Note See RTM above for discussio...

Page 104: ...ate Software Revision Number INVALID Ventilation Control Module VCM 4 00 Used With All Units Possible Values See RTM Possible Values Above Note See RTM above for discussion on INVALID Press Next Previous keys to navigate Software Revision Number INVALID BAS Communications Comm5 14 00 Used With All Units Possible Values See RTM Possible Values Above Note See RTM above for discussion on INVALID Pres...

Page 105: ...formation by using the appropriate keys to navigate Next and Previous and make changes and to the selections Once the selection has been changed to the desired value the user has the following options to either Cancel or Accept the pending change To Cancel press the Cancel key to remove the change the display will revert to the original value To Accept press the Enter key to confirm the new choice...

Page 106: ...elay ON Used With All Units Possible Values ON OFF Note The Humidification Relay can only be set to ON if the supply fan output is set ON A message will display indicating such and operation will be prevented Press Next Previous keys to navigate ENERGY RECOVERY CONTROL SUBMENU SCREENS Energy Recovery Control Submenu Press ENTER to Review or Adjust Used With Units w Energy Recovery Option Press the...

Page 107: ...ressure Control AUTO Enables Automatic Sump and Fan Control Used With Units w Water Cooled Condensers Factory Preset AUTO Possible Values AUTO MANUAL Note The bottom line will display Enables Automatic Sump and Fan Control when the control is set to AUTO and will display Manual Sump and Fan Control Allowed when the control is set to MANUAL Press Next Previous keys to navigate Condenser Fan Relay K...

Page 108: ...s to navigate Sump Heater Relay OFF Used With Units w Water Cooled Condensers and Sump Heat Installed Possible Values ON OFF Press Next Previous keys to navigate Condenser Sump Pump Relay OFF Used With Units w Water Cooled Condensers Possible Values ON OFF Press Next Previous keys to navigate Condenser Fan Outputs K1 OFF K2 OFF Used With Units w DX Cooling 40 Tons and Airside Condensers Installed ...

Page 109: ...eat Relay ON OFF Solenoid Valve Display Only OPEN when Relay set to OFF CLOSED when Relay set to ON Note 1 Relay may be adjusted manually only when compressors are set to OFF Otherwise the value is set automatically as a function of Reheat Valve Position set below 2 Solenoid Valve is a display only field Press Next Previous keys to navigate Dehumid Reheat Valve Position 0 Dehumid Cooling Valve Pos...

Page 110: ...ing Gas Heat Possible Values Relay State HEAT ON COOL ON Output 0 to 100 Note The relays on the HEAT module and associated wiring are used to route the 0 to 10VDC modulating output to the Chill Water and Mod Gas Heat actuators see Table 9 Modulating Gas Heat Chilled Water Relay on Left Note K1 turns ON when the output is commanded 0 Press Next Previous keys to navigate Chilled Water Actuator 0 Use...

Page 111: ...t Fan shown if Power Exhaust w o Return Fan installed Press Next Previous keys to navigate Ventilation Override Module Output Relay OFF Used With Units w VOM Option Possible Values ON OFF Press Next Previous keys to navigate VCM Preheater State OFF Used With Units w Fresh Air Measurement VCM Option Possible Values ON OFF Press Next Previous keys to navigate GBAS 0 5VDC Module Relay Outputs 1 OFF 2...

Page 112: ... v 2 0 v 3 0v 4 0v Used With Units w GBAS 10VDC Option Possible Values 0 to 10 0 v volts Press the Next key to navigate forward Status Annunc Test Sys On Blinking Heat OFF Cool OFF Service OFF Used With All Units Possible Values HEAT ON OFF COOL ON OFF SERVICE ON OFF Press Next Previous keys to navigate Start Test In 5 Seconds Press TEST START To Begin STOP To Halt Used With All Units Factory Pres...

Page 113: ... words NOT VIEWED change to VIEWED for every diagnostic in the log The diagnostic will remain this way as long as it is in the log This allows the operator to distinguish between old and new diagnostics in the event log Pressing the Next key after reaching the last diagnostic in the event log advances the display to the first diagnostic in the Active List if any exist If not the display reverts ba...

Page 114: ...tactor Fail Ckt 1 Compressor Contactor Fail Ckt 2 Compressor Trip Ckt 1 Compressor Trip Ckt 2 Cond Sump Heater Failure Cond Sump Pump Manual Fail Cond Sump Min Level Short Cycling Emergency Stop Energy Recovery Wheel Proof Failure Exhaust Fan Failure Low Air Temperature Limit Trip Low Pressure Control Open Ckt 1 Low Pressure Control Open Ckt 2 Low Refrigerant Charge Ckt 1 Low Refrigerant Charge Ck...

Page 115: ... Sensor Failure Occ Dehumidification Setpoint Failure continued at left Note The word More will only appear if more than one failure is occurring Press the Next key to view the remaining diagnostics if any exist Possible Values cont Occ Humid Setpoint Fail Occ Zone Cool Setpoint Failure Occ Zone Heat Setpoint Failure RTM AUX Temp Sensor Failure RTM Space Humidity Sensor Fail RTM Zone Temp Sensor F...

Page 116: ...ics that have occurred with the latest being assigned to Log 1 the prior being pushed to Log 2 and so on with the last diagnostic in the list being removed if beyond the 20th position No diagnostic will be logged consecutively another diagnostic must occur prior to an older diagnostic being re entered into the log 2 Press the Next key to view any remaining diagnostic history items Pressing the Can...

Page 117: ...T NUMBER 3 Used With Units w Remote Human Interface Option Possible Values Unit Number 1 2 3 4 Problem The Remote Human Interface has lost communications with the unit whose number is specified 3 in this example Check Field unit wiring between Remote Human Interface and the IPCB on the unit number specified Also verify wiring between the IPCB and RTM of the unit whose number is specified Verify cr...

Page 118: ... crimps on wire insulation Verify that no other Remote HI s have been connected to the same communications link unit MODULE SOFTWARE VERSION MISMATCH PRESS CONFIG TO REVIEW SEE LITERATURE Used With All Units Problem One or more control modules are installed that have a version of software that does not match the required versions for the installed features Check Use the HI Configuration Menu to ch...

Page 119: ...R An automatic reset occurs when the return plenum pressure drops below the Return Plenum Pressure High Limit Setpoint the IGV VFD have closed stopped and 15 seconds have elapsed since the shutdown command was issued Auto Reset SA Static Pressure Limit Used With VVDA units or CVDA CVZT units with supply air pressure sensor installed Module RTM Problem The supply air static pressure exceeded the SA...

Page 120: ...dx cooling staged heating fans etc and will drive all analog ouputs closed stop fan speed dampers modulating heat etc PMR A manual reset is required after the diagnostic is set It can be reset by the HI or Tracer or by cycling power to the RTM CO2 Sensor Failure Used With DCV option or CO2 reset function installed Module VCM Problem The CO2 Sensor input is out of range Check Wiring between the VCM...

Page 121: ...enser Pressure Sensor input returns to within range for 10 continuous seconds Condenser Sump Heater Failure Manual Used With DX cooling w water cooled condensers w sump heater Module MCM Problem The sump min level switch is CLOSED and the Sump Water Temperature is less than 37 5 F and has remained this way for 20 minutes Check Actual water level minimum level switch heater power circuitry The unit...

Page 122: ...rom the MCM to the Sump Fill valve water flow to the sump sump min level switch and associated wiring All compressor circuits are locked out due to inability to determine if the sump has sufficient water level De energize the Heat relay PAR An automatic reset occurs after Min Level Fail the Cond Water Sump Min Level Input is closed for 10 continuous seconds Drain Fail the Cond Sump Min Level is op...

Page 123: ... and prevented from operation PAR An automatic reset occurs after the Condenser Temp Sensor input returns to its allowable range within 10 seconds Dirty Filter Module RTM Problem The dirty filter switch input on the RTM has closed for more than 60 continuous seconds Check Dirty filters shorted wiring failed switch tubing An Information Only Diagnostic is set INFO An automatic reset occurs after th...

Page 124: ... is user defined EmergencyStop Module RTM Problem The circuit wired to the Emergency Stop Input has opened This can occur by design or un intentionally Check An open circuit has occurred on the Emergency Stop input caused either by a High Duct Temp T stat trip the opening of field provided contacts etc or due to a fault of the wiring or external devices The unit will trip all outputs de energize d...

Page 125: ...unction for the given refrigeration is disabled The Low Charge Protection function either Ckt 1 or Ckt 2 is disabled on units with that function and all compressors on the given circuit will be locked out and prevented from operating PAR An automatic reset occurs after the evaporator temperature input returns to its allowable range for 10 seconds Exhaust Fan Failure Used With Power Exhaust w or w ...

Page 126: ...l be canceled The Demand Limit request may continue if the BAS Network is requesting it b All active Setpoints that source this GBAS will revert to their Human Interface default values c A fail safe function in the GBAS module will cause all GBAS outputs to be zeroed and de energized PAR An automatic reset occurs after one complete set of the required IPC packets has been received Heat AUX Temp Se...

Page 127: ...n Only diagnostic is set INFO An automatic reset occurs after the Heat Fail input remains open for 210 seconds continuously Heat Module Communication Failure Module HEAT Problem The RTM has lost communications with the HEAT module Check Check unit wiring between RTM and HEAT module An All Heat Off request is sent to the heat operation function a On staged gas or electric heat units all heat module...

Page 128: ...A Damper is fully open Exhaust Air Bypass and Outside Air Bypass dampers modulated fully open when Outside Air Temp is 10F or less PAR An automatic reset occurs after the Leaving Recovery Exhaust Temp input returns to within range continuously for 10 seconds Low Air Temperature Limit Trip formerly Freezestat Trip Used With Hydronic or steam heat option or w chilled water installed Module HEAT Prob...

Page 129: ... Fan Module MPM Problem The return plenum pressure has exceeded the Return Plenum Pressure High Limit 3 5 IWC Check Check return plenum pressure exhaust return damper actuators return pressure transducer assembly and wiring etc The unit will trip all outputs de energize dx cooling staged heating fans etc and will drive all analog ouputs closed stop fan speed dampers modulating heat etc PMR A manua...

Page 130: ... outputs to be zeroed and de energized PAR An automatic reset occurs after communication has been restored MDM Communications Failure Module MDM Problem The RTM has lost communications with the MDM module Check Check unit wiring between RTM and MDM module All active commands and setpoints provided by the MDM module will be canceled and or ignored All binary outputs will be de energized and analog ...

Page 131: ... the default HI set System Mode INFO An automatic reset occurs after the Mode input returns to its allowable range for 10 seconds Morning Warmup Setpoint Failure Module RTM Problem The GBAS input assigned to MWU Setpoint is out of range Temp 50 F or Temp 90 F Check Wiring and external devices on the associated GBAS input The Active MWU Setpoint reverts to the default MWUSetpoint from the Human Int...

Page 132: ...mperature Sensor Failure Used With Comparative Enthalpy DX cooling Energy Recovery Wheel options Module RTM Problem The RTM OA Temperature Sensor has been assigned to at least one function and this sensor signal is out of range Temp 55 F or Temp 209 F Check The HI value and wiring between the RTM module and the sensor Removing the plug from the RTM module there should be no shorts opens and sensor...

Page 133: ...urce is applied BAS Network Occupied Zone Heat Setpoint Failure Used With CVZT units VVDA CVDA units w DWU option Module RTM Problem The source assigned to Occupied Zone Heat Setpoint is out of range Temperature 45 F or Temperature 94 F Check Wiring and external devices on the associated RTM input The Active Occupied Zone Heating Setpoint reverts to the default Occupied Zone Heating Setpoint of th...

Page 134: ...ling of the diagnostic there is a 10 second delay before the automatic reset RA Humidity Sensor Failure Used With Dehumidificat ion or Humidification option or Comparative Enthalpy installed Module ECEM Problem The return air humidity sensor data is out of range Humidity 10 or Humidity 90 Check Check field unit wiring between ECEM and the sensor The Economizer Enable r e Enthalpy function reverts ...

Page 135: ...reset occurs after the RA Temperature input returns to its allowable range continuously for 10 seconds Return Fan failure Module RTM Problem The return fan proving input is detected OPEN for 40 continuous seconds during any period of time in which the return fan relay is ON Check The return fan drive and belt Faulty wiring with the return fan proving switch circuit Note A communications error from...

Page 136: ...e Data Storage Error Used With All units Module RTM Problem There is an older version Human Interface prior to 32 xx installed in the unit or There was a data transmission error Check a Make sure the proper Human Interface version is installed in the unit b This can also be caused by an intermittent power loss Turn the unit off for 1 2 minutes then back on again If diagnostic persists then the RTM...

Page 137: ...Pressure Low Limit Setpoint for the 1st or 2nd time out of 3 occurrences Check Check return plenum pressure exhaust return damper actuators etc The unit will trip all outputs de energize dx cooling staged heating fans etc and will drive all analog ouputs closed stop fan speed dampers modulating heat etc PAR An auto reset occurs when the building s space pressure has risen above the Building Pressu...

Page 138: ...Active Space Pressure Setpoint will revert to the default Space Pressure Setpoint from the Human Interface PAR An automatic reset occurs after the source input assigned to the Space Pressure Setpoint input returns to within range for 10 continuous seconds or after a different valid Space Pressure Setpoint source is applied BAS Network Supply Air Pressure Sensor Failure Used With VVDA Module RTM Pr...

Page 139: ... Air Temperature Heat Setpoint Failure Used With VVDA Module RTM Problem The source assigned to SA Temp Heat Setpoint is out of range Temperature 35 F or Temperature 185 F Check Wiring and external devices on the associated RTM input The Active Supply Air Temp Heat Setpoint reverts to the default Supply Air Temp Heat Setpoint defined at the Human Interface PAR An automatic reset occurs after the s...

Page 140: ...trol h IGV VFD control PMR A manual reset is required anytime after the Diagnostic is set The Diagnostic can be reset by the Human Interface or Tracer or by cycling power to the RTM Supply Fan Proving Failure Used With Required w units with isolation dampers fire dampers installed to insure proper airflows and proving switch operation Module RTM Problem The unit has isolation dampers and the Isola...

Page 141: ...ccupied Dehumidification Setpoint is out of range Humidity 10 or Humidity 90 Check Wiring and external devices on the associated GBAS input The Active Unoccupied Dehumidification Setpoint reverts to the default Unoccupied Dehumidification Setpoint from the Human Interface PAR An automatic reset occurs after the GBAS input assigned to the Unoccupied Dehumidification Setpoint input returns to within...

Page 142: ...eturns to within range for 10 continuous seconds or after a different valid Unoccupied Zone Heating Setpoint source is applied BAS Network VCM Aux Temp Sensor Failure Module VCM Problem At least one enabled unit function has the VCM Aux Temperature Sensor input designated as its sensor and the signal is out of range Temp 40 F or Temp 200 F Check The HI value and wiring between the VCM module and t...

Page 143: ...rol box of the unit Used With IPak II Fresh Air Measurement VCM option Module VCM Problem The velocity pressure input signal of the designated flow station is out of range During calibration volts 40 mV or volts 420 mV During operational times volts 40 mV or volts 0 75 V Check Check unit wiring between sensor and VCM and solenoid and VCM Check the transducer assembly tubing and operation of the ca...

Page 144: ...essor Module MCM Leaving Evap Temp Sensor Ckt 1 Leaving Evap Temp Sensor Ckt 2 Entering Evap Temp Sensor Ckt 1 Entering Evap Temp Sensor Ckt 2 Saturated Condenser Temp Sensor Ckt 1 Saturated Condenser Temp Sensor Ckt 2 Sump Water Temp Ckt 1 Condenser Fan Speed Low Ambient Ckt 1 Condenser Fan Speed Low Ambient Ckt 2 Low Pressure Control Ckt 1 Low Pressure Control Ckt 2 CompressorProving Ckt 1 Compr...

Page 145: ...2 Analog Input 3 Analog Input 4 Note 1 Each of these inputs can be configured as defined in GBAS 5VDC input assignments 2 No 2 inputs can be assigned to the same definition 3 The min voltage 0 5vdc is associated with the min range of the assigned setpoint 4 The max voltage 4 5vdc is associated with the max range of the assigned setpoint None Binary Input 1 Note This input is designated as the GBAS...

Page 146: ... assigned value 3 The max voltage 9 5vdc is associated with the max range of the assigned value Binary Input 1 Note This input is designated as the GBAS10 Demand Limit Input Binary Output 1 Note This output when energized indicates the diagnostic s assigned to them under GBAS10 output assignments are active Multi Purpose Module MPM Return Air Plenum Pressure Liquid Line Pressure Ckt 1 Liquid Line ...

Page 147: ...ency Stop 124 Diag Energy Recovery Wheel Proof Fail 124 Diag Entering Evap Temp Sensor Fail 125 Diag Evap Temp Sensor Fail 125 Diag Exhaust Fan Fail 125 Diag GBAS 10VDC Module Comm Fail 126 Diag GBAS 5VDC Module Comm Fail 126 Diag Heat AUX MWU Temp Sensor Fail 126 Diag Heat Failure 127 Diag HEAT Module Comm Fail 127 Diag High Superheat 128 Diag Leaving Recovery Exhaust Temp Fail 128 Diag Low Air T...

Page 148: ...tus Submenu Screens 39 Energy Recovery Wheel 7 Evaporator Differential Evap Diff 7 Exhaust Comparative Enthalpy Module 9 External Stop 7 F Factory Presets List 17 Figure 1 Human Interface Module 11 Figure 2 Human Interface Keypad 14 G GBAS 124 126 145 146 GBAS 10VDC 9 GBAS 10VDC I O Assignments Screens 72 GBAS 10VDC Status Submenu 52 GBAS 5VDC 9 GBAS 5VDC I O Assignments Screens 71 GBAS 5VDC Statu...

Page 149: ...eturn Fan Status Submenu Screens 37 Return Plenum Pressure High Limit 8 RHI 10 144 Rooftop Module 8 RTM 8 119 124 125 129 130 131 132 133 134 135 136 137 138 139 140 141 142 144 RTM Alarm Output Assignment Screens 75 S SCM 9 136 Screen Navigation Procedure 25 Sensor Source Selection Setup Submenu Screens 62 SERVICE TEST MODE Menu 105 SETPOINT Menu 85 Setpoint Source Selection Submenu Screens 93 SE...

Page 150: ...controls and HVAC systems comprehensive building services and parts For more information visit www Trane com Trane has a policy of continuous product and product data improvement and reserves the right to change design and specifications without notice We are committed to using environmentally conscious print practices that reduce waste 2011 Trane All rights reserved RT SVP07B EN 01 November 2011 ...

Search results

Summary of Contents for SHF20-75

Reviews:

Brands by name

Popular brands

Trane S*HF*20-75, Troubleshooting Manual

Search results

Summary of Contents for S*HF*20-75

Reviews:

Brands by name

Popular brands

Trane SHF20-75, Troubleshooting Manual

Summary of Contents for SHF20-75