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I-1. Testing Rotation: Single Fan

Press the increase button until the CPC-3 display shows that the fan is running at 50% speed and

verify that the

Actual Pressure

on the CPC-3 display

becomes more negative as the fan speed increases when testing Draft

applications

or more positive as the fan speed increases when testing Combustion Air

applications.

Wait up to 90 seconds for Actual Pressure to stabilize.

IMPORTANT

If the Actual Pressure DOES NOT become more negative

as the fan speed increases toward the 50% speed

when

testing Draft

applications

or more positive when testing Combustion Air

applications, continue to Section X-4 on

page 11.

If the Actual Pressure DOES become more negative for Draft

applications

or most positive for Combustion Air

applications as the fan speed increases, continue.

Record the Actual Pressure

Содержание CPC-2

Страница 1: ...HOCK CARBON MONOXIDE POISONING EXPLOSION OR PERSONAL INJURY OR PROPERTY DAMAGE DO NOT DESTROY PLEASE READ CAREFULLY AND KEEP IN A SAFE PLACE FOR FUTURE REFERENCE INTRODUCTION Completion of all the steps contained in this guide will verify that the all Tjernlund Specified System products are operating properly Follow the directions carefully step by step completion ensures thoroughness and allows T...

Страница 2: ...Ds under the Draft heading on your LEFT hand side are lit and record their status in the Draft table If you are using the CPC 3 for a Combustion Air application verify that some of the LEDs under the Combustion Air heading on your RIGHT hand side are lit and record their status in the Combustion Air table If you are using the CPC 3 for both Draft and Combustion Air applications fill out the approp...

Страница 3: ...ion D on page 2 Top Line Reads Disregard if system is for Combustion Air only Second from Top Line Reads Disregard if system is for Draft only D Dip Switch Adjustment Identify the set of Dip Switches which correspond to the application for which this system is set up IMPORTANT For Draft applications the following configurations should be made to the set of Dip Switches on the left side of the CPC ...

Страница 4: ...Ds located on the VFD by checking the appropriate box within the following table IMPORTANT If ANY of your indications fall within a shaded box continue on to Section X 3 on page 11 and locate the corre sponding solution If NONE of your indications fall within a shaded box continue F Transducer Set Up Verification Verify that the sensing tube is connected to the Transducer Port closest to you and f...

Страница 5: ...e for Draft or Combustion Inactive on second from the top line for Combustion Air press the Save Setting button once If the CPC 3 Display shows the Set Point Actual Pressure and Percent Fan Speed in the top line for Draft or in the second from the top line for Combustion Air then do NOT press the Save Setting button GO TO STEP 4 4 Record the message on the CPC 3 display Top Line Reads Disregard if...

Страница 6: ...cian at 800 255 4208 or FanMail TjFans com If NONE of your indications fall within a shaded box continue on to Section H on page 5 H Fan Rotation Testing Determination IMPORTANT If operating a SINGLE FAN system continue on to Section I 1 on page 6 If operating a MULTIPLE FAN system continue on to Section I 2 on page 8 5 IMPORTANT CPC 3 INDICATORS LIT UNLIT BLINKING VFD Activated LED on CPC 3 Run L...

Страница 7: ...r most positive for Combustion Air applications as the fan speed increases continue Record the Actual Pressure Top Line Reads Disregard if system is for Combustion Air only Second from Top Line Reads Disregard if system is for Draft only J 1 Dip Switch Adjustment for Proper Fan Rotation 1 Identify the set of Dip Switches which correspond to the application for which this system is set up If the sy...

Страница 8: ...ting Compare the last two readings of Actual Pressure recorded on pages 6 and 7 For a Draft system identify the more negative Actual Pressure reading and configure the Dip Switches in the manner that resulted in that more negative Actual Pressure reading If more negative reading is the reading recorded on page 6 configure as shown on page 2 If more negative reading is the reading recorded on page ...

Страница 9: ...C 3 display If Key Pad Open does not appear press the Set Up button again THIS GUIDE IS NOW COMPLETE CONTINUE TO THE INTERLOCK AND BAFFLE BALANCING GUIDE TO COMPLETE THE SYSTEM S START UP PROCESS I 2 Testing Rotation Multiple Fans Press the Increase button until the CPC 3 displays that the fan is running at 5 speed Locate the fan and visually inspect to confirm that the rotation of the impeller fo...

Страница 10: ... Disregard if system is for Combustion Air only Second from Top Line Reads Disregard if system is for Draft only L 2 Ending the System s Test Mode Press the Enter button once Test Run Off appears on the bottom line of the CPC 3 display Press the Enter button again if Test Run Off does not appear Press the Set Up button once Key Pad Open appears on the bottom line of the CPC 3 display Press the Set...

Страница 11: ...rom the CPC 3 terminal block at the MC position is connected to the VFD terminal block at the MC position The wire from the VFD terminal block at the MB position is connected to the VFD at the MB position The wire from the VFD terminal block at the MC position is connected to the VFD at the MC position X 1B Limit Status OK LED Unlit Verify that leads are connected to positions S1 and S2 on the VFD...

Страница 12: ...00 255 4208 or FanMail TjFans com Run LED Consult a Tjernlund Products technician at 800 255 4208 or FanMail TjFans com Alarm LED Refer to the Fault Code Table to determine the solution to the fault displayed on the red VFD display X 4 Errors Regarding Actual Pressure Disconnect the sensing tube from its location within the ducts Create an artificial change in pressure by forcing air in or out of ...

Страница 13: ...System Owner Address City State Phone Number System Location If Different from Owner Location Address City State Qualified System Installer Address City State Phone Number Components Under Warranty Number of VFDs Number of CPC 3s Number of VSADs Number of VSUBs Number of VSRIs Number of VSSIs Guide Completion Verification I hereby attest that the Tjernlund Specified Systems Start Up Guide has been...

Страница 14: ... closer than 5 times the vent pipe diameter from an elbow Location 4 Any other area of straight pipe TD 3 For Open Combustion Air In open mode the mechanical room air is sampled and an adjacent space is referenced Referencing an adjacent space within the building typically provides a more stable reference pressure than referencing outdoor air the goal is to reference static pres sure Do not sample...

Страница 15: ...e or all may need to be set and or relocated AUX SENSOR FAULT Cause The safety is not making on the auxilary device Solution Inspect the auxillery device The auxilary sensor requires contact closure to work correctly INDUC VFD FAULT or C AIR VFD FAULT Cause Fault related to VFD Solution Inspect VFD and reference below and or the Yaskawa fault code guide UNDR DRAFT FAULT or C AIR PRES FAULT Cause T...

Страница 16: ...d Keypad Locked Resetting CPC 3 Faults from the CPC 3 1 Press and Hold the Save Setting Button for 5 seconds until the display reads Keypad Open 2 Press the Options button The Options Menu will appear on the display 3 Press the Up arrow button until Fault History appears on the Display 4 Press the Enter button The last fault to occur within the control will appear on the display Record the fault m...

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