Spring Air Systems Truflow-TC Installation And Operation Manual Download Page 9 | Manualshive

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Spring Air Systems Truflow-TC Installation and Operating May 2021

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Variable Frequency Drive display and keys

TRUFLOW-TC Operation

The Microprocessor receives signals from the duct mounted J-Couple sensor and transmits a speed signal to
the VFD(s). The exhaust and supply motor Variable Frequency Drives (VFD) slows or speeds up the
exhaust and supply fans to maintain the required volume depending on the amount of cooking.

TRUFLOW-TC

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Kitchen Hood

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Exhaust

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SUPPLY FAN

Supply Volume Control with Variable Speed Supply Drive (VFD’s)

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Summary of Contents for Truflow-TC

Page 1: ...tallation And Operating Manual _____________________________________________________________ Spring Air Systems Inc Oakville Ontario Phone 866 874 4505 Fax 905 338 0179 info springairsystems com www springairsystems com May 2021 ...

Page 2: ...Touch Screen Information 13 i Dashboard Icons 14 1 Setting the Automatic Opening Closing Times 15 2 Switching Between SUMMER WINTER Conditions on Supply Air Fan 15 3 Toggle Between Kitchen 1 and Kitchen 2 15 ii Fan Status Screen 16 iii Messages Screen 16 1 What to do in the Event of an Alarm 16 2 Common Alarms 17 iv Settings Screen 18 1 Logging In and Out of Settings Screen 18 v Settings Icons 19 ...

Page 3: ...ystems Truflow TC Installation and Operating May 2021 3 TABLE OF CONTENTS Continued Page Local Service Company Contact Information 23 Appendixes 24 A VFD Installation Manuals 24 B TruFlow TC Start up Report Form 28 ...

Page 4: ...s Truflow TC Do Truflow TC will automatically reduce the exhaust and supply air into the kitchen whenever appliances are not used at full capacity The Truflow TC is a simple inexpensive way to achieve energy savings by reducing the exhaust and supply volume required for your commercial kitchen When the appliances are not used and the related heat is turned down or off the Truflow TC automatically ...

Page 5: ...he minimum duct velocity in the NFPA 96 2001 has been reduced from 1500 fpm to 500 fpm In addition the International Mechanical Code IMC was changed in 2003 to allow for the reduction in exhaust from a commercial kitchen during low demand periods The building and fire departments have these codes in their possession and will have no reason not to allow a Truflow TC installation anywhere in North A...

Page 6: ...f Deck Exhaust Fan 185 TRUFLOW TC MODEL NUMBER RPD P 1 1 W TC 1 SC One exhaust fan connected to panel up to 2 One supply fan connected to panel up to 2 W Wall mounted panel H Hood mounted panel TC Truflow Cost Effective Variable Speed 1 Number of exhaust duct collars up to 12 collars SC Supply control signal SV supply variable speed drive How does the Truflow TC Work The Truflow TC consists of thr...

Page 7: ...he center of the duct collar The J Couple wiring is terminated in a special factory supplied J Box Where there are multiple hoods the J Couples are connected in series The last J Couple assembly requires an EOL plug to complete the control circuit 2 MICRO PROCESSOR HMI J Couple Wire Hood to Hood and End of Line EOL plug J couple probe in exhaust duct collar as seen from below hood UL ULC Listed Du...

Page 8: ...C system 3 VARIBLE FREQUENCY DRIVE The variable Frequency drives for the exhaust and or supply fan are either located on the wall beside RPD P TC panel or in a cabinet mounted on the side of the hood or in the mechanical or electrical room near the roof fans The frequency that the VFD s run at is derived from the hood temperatures as measured by the J couples Variable Frequency Drive control wirin...

Page 9: ... sensor and transmits a speed signal to the VFD s The exhaust and supply motor Variable Frequency Drives VFD slows or speeds up the exhaust and supply fans to maintain the required volume depending on the amount of cooking TRUFLOW TC T Couple Kitchen Hood Signal Exhaust Fan D rive sig n al to m otor D rive sig n al to m otor SUPPLY FAN Supply Volume Control with Variable Speed Supply Drive VFD s ...

Page 10: ... Operating May 2021 10 J couple Exhaust Hood F 1 1 0 Micro Processor Variable Speed Drive 185 100 Spring Air SAA Truflow TC panel with two kitchens 5 hood collars two exhaust VFD and supply fan Control signal only Truflow TC System operating at 100 ...

Page 11: ...ruflow TC Installation and Operating May 2021 11 Truflow TC panel with two kitchens two exhaust VFD and supply fan Control signal only Factory Wiring for RPD TC Panel Sequence of Operation Spring Air System supply unit SFA ...

Page 12: ...hanical or electrical rooms pantries or above in the ceiling space in the kitchen Both VFD s and RPD TC panels must be easily accessible for service and maintenance A Electrical Requirements RPD P TC and Variable Frequency Controllers hood mounted Power supply to the RPD P TC panel 120V 1 60 15 amps Interlock to the wet chemical system Dry Contact optional Power wiring from the breaker panel to th...

Page 13: ...eral sub screens that provide additional information or selections The main screen is the DASHBOARD It displays system status percentage of Max system calculated CFM s running Hertz of the VFD along with a visual status bar The color of the status bar indicates the amount of savings in energy that the kitchen is operating to GREEN represents at or below the target savings setting YELLOW indicates ...

Page 14: ...upply fan is set to SUMMER condition This picture shows the POWER is ON for single Kitchen Green Systems is running at 100 speed and CFM Bar is RED 100 of MAX and 60 0 Hz This picture shows the POWER is on for single kitchen GREEN Fan status is 60 of MAX ii Touching this icon will set the exhaust and supply fans to maximum airflow setting for an adjustable span of time Factory setting is 20 minute...

Page 15: ...ard and adjust the hour and minute for the kitchen exhaust system to turn on and off Press the ENABLE DAY button A green line will be displayed under each day that has been enabled Continue to set start and stop time for each day of the week Touch RETURN to return to the Automatic Schedule window Auto schedule will be active if the schedule icon is ON and GREEN Switching between SUMMER WINTER cond...

Page 16: ...message will be RED When the cause of the message has either self corrected or has been addressed by service technician the message turns GREEN When the control panel senses an input for any reportable alarm or message the EXCLAMATION screen will pop up and a chirping alarm will sound Touching this screen will take you to the message screen All active alarms or messages are displayed in RED The tr...

Page 17: ...wiring MUA Motor Overload Fault Supply motor has exceeded maximum FLA setting Check for motor blockage seized pulleys or burnt wiring EXHT Motor Phase Fault Exhaust motor lost one or more phases Check all wiring connections between VFD and motor Check winding continuity MUA Motor Phase Fault Supply motor lost one or more phases Check all wiring connections between VFD and motor Check winding conti...

Page 18: ...changes to the system setup the service technician must log in Touch the SETTINGS icon The login name is case sensitive If the CAPS key is Green the CAPS LOCK is on Touch the CAPS button to release lock Touch the Login icon UN LOCKED PADLOCK Touch the white field beside Name Type your username in the pop up keyboard Touch Enter key Screen returns to the Login window The password is also case sensi...

Page 19: ...onal selections depending on the equipment supplied and or connected The date has been hard coded and cannot be changed It will automatically adjust for Leap Years The time function has been set for the time zone where the unit is to be installed It does not automatically adjust for Daylight Savings time This feature must be adjusted manually Changing Time The Touchscreen will update itself for Le...

Page 20: ... stopped from a location away from the panel Touching this icon turns it GREEN and enabled Kitchen 2 activates the second kitchen settings and inputs for exhaust fan Enables the Kitchen switch on the main dashboard This icon allows the MUA speed to be controlled by a VFD on the CANOPEN network When this icon is enabled the Fan Status will show Supply Fan settings These icons enable a SUMMER WINTER...

Page 21: ...e settings screen and touch the NODE SETTINGS icon The NODE window displays the temperature received from the J couple on the hood The SET POINT icon is used to adjust the starting point for the speed to begin increasing The set point represents 4 mA or the lowest speed for the VFD The OUTPUT window displays the mA reference that is used for the VFD speed Setting Auxiliary mA Values In order to ac...

Page 22: ... the K1 MAX AIR icon The active box allows you to set the MAX AIR duration to any value Factory setting is 20 minutes When performing the airflow checks at startup this is usually set to 60 minutes Surface Fire Alarm In the event of the exhaust hood surface fire suppression system activating the TC touch screen will display as shown to the left Touching the Yellow exclamation icon will take you to...

Page 23: ...icon This will pop up the screen shown below The local service company that was contracted to perform the initial start up and any warranty work within the warranty period should have input their company name technician that performed the start up phone number and e mail address for the service dispatcher The Project ID will be input at the factory and should be used whenever contacting Sparing Ai...

Page 24: ... REPORT BEFORE ATTEMPTING TO SERVICE THE VARIABLE SPEED DRIVES PLEASE READ APPENDIX J IN OPERATION MAINTENANCE MANUAL CAREFULLY General Information Job Name Serial Number Date Customer Location Spring Air Service Company Truflow Model No Number of Hoods connected Supply SV or SC Variable Frequency Exhaust Drive 1 Kitchen 1 Exhaust Fan 1 Model No Exhaust Fan 1 Manufacturer Exhaust Fan 1 HP Up blast...

Page 25: ...t is shielded cable Pinning is to T568B standard If applicable 8a For DFMUA supplied by SAS Check power wiring from breaker to supply fan disconnect switch VFD has been factory wired 8b For IDFMUA supplied by SAS Check power wiring from breaker to supply fan disconnect switch 8c For all MUA units supplied by others It is very important when adding a VFD to MUA units by others to ensure that the VF...

Page 26: ...ff 17 Turn on breaker to the Truflow TC control panel 18 Turn on exhaust fan s disconnect switches 19 Turn on supply fan disconnect switch IT IS VERY IMPORTANT TO TURN THE EXHAUST FAN DISCONENCT ON BEFORE THE BREAKER TURNING THE EXHAUST FAN DISCONNECT SWITCH ON OR OFF WHILE THE EXHAUST FAN VFD IS POWERED MAY CAUSE DAMAGE TO THE VARIABLE SPEED DRIVE Item Description Y N 20 Turn on the exhaust fan K...

Page 27: ...hen Running Amps equals MAX FLA record the MIN HZ value here Hz 40 Set MIN HZ back to 18 0 and MAX HZ to 2 Hz lower than the recorded Hz in Step 37 41 Record Final MAX HZ setting Return to Main Screen Hz Max Hertz Setting for Kitchen 2 VFD Motor If applicable ItemDescription Y N 42 Check the Motor nameplate MAX FLA rating and record value here A 43 Make sure Kitchen 2 is displaying above the statu...

Page 28: ...inutes 77 Take airflow readings for both exhaust and supply as indicated in the Hood start up report portion of this start up 78 If the hood airflows are higher or lower than the design press FAN STATUS and increase or decrease Max Hz by 2 Hz to raise or lower the fan speed 79 Enter final MAX Hz value for Kitchen 1 Exhaust fan here Hz 80 Enter final MAX Hz value for Kitchen 2 Exhaust fan here Hz 8...

Page 29: ...r a new minimum or maximum milliamp value 102 Press RETURN SETTING AND TESTING AUTO START FEATURE Item Description Y N This feature allows the TruFlow TC system to start automatically in the event of cooking equipment being turned on and the TruFlow TC system has not been activated either manually or outside of the scheduled start stop times 103 Turn system OFF 104 Press SETTINGS button 105 Press ...

Page 30: ... up of the TruFlow TC system Please record any site conditions and or any concerns about installation or operation in space provided below Comments Service Technician _____________________________________________________________ Company ______________________________________________________________ ...

Page 31: ...Spring Air Systems Truflow TC Installation and Operating May 2021 31 ...

Page 32: ...Water Wash Ventilators TruFlow Energy Management Systems Surface Fire Suppression UL ULC Listed Pollution Control Systems Commercial Kitchen Exhaust Fans Dry Extractor Hoods Commercial Kitchen Supply Units Cartridge Hoods Utility Distribution Systems Phone 866 874 4505 FAX 905 338 0179 info springairsystems com www springairsystems com ...

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