Greenheck Fan Part #470655 manual Start-UpChecklist, Reference, Typical setting 5 minutes 45ºF

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Start-Up Checklist

Reference

Start-Up Checklist

Unit Model Number________________________________

(e.g. DGX-120-GH100-1600)

Unit Serial Number________________________________

(e.g. 10111000)

Start-Up Date_____________________________________

Start-Up Personnel Name_ _________________________

Start-Up Company________________________________

Phone Number____________________________________

Pre Start-Up Checklist check boxes as items are completed.

oCheck tightness of all factory wiring connections

oVerify control wiring wire gauge

oHand-rotate blower to verify free rotation

oVerify supply voltage to the main disconnect

oVerify the supply gas pressure

oVerify remote controls wiring

Start-Up Blower Checklist refer to Blower Start-Up section for further detail.

o Check line voltage

L1-L2

___________

 

L2-L3

___________

 

L1-L3

___________

o Check blower rotation

 

 

o Check for vibration

 

 

o Supply fan RPM

__________

RPM

o Motor nameplate amps

__________

Amps

o Actual motor amps

__________

Amps

o Actual CFM delivered

__________

CFM

Optional Accessories refer to Blower Start-Up section, #6 for further detail.

oBuilding Freeze Protection

_______ Actual Setting

Typical setting 5 minutes; 45ºF

oDirty Filter Gauge

_______ Actual Setting

Typical setting varies

Start-Up Direct Gas refer to Direct Gas Start- Up section for further detail.

oCheck supply gas pressure

_________ Maximum

_________ Minimum

_________ Actual

oSet optional High Gas Pressure Switch

_________ Actual Setting Typical 8.0 in. wg

oSet optional Low Gas Pressure Switch

_________ Actual Setting Typical 3.0 in. wg

oSet Burner Pressure Differential

_________ Actual Setting Typical 0.65 in. wg

oSet the maximum firing rate

_________ temp rise

oSet the minimum firing rate

_________ check

oSet the unit’s operating temperature

_________ ºF

®

DGX Industrial Space Heating 29

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Contents 2.Do not touch electrical switches General Safety InformationIf you smell gas 1.Open windows 3.Extinguish any open flameReceiving Inspection and Maintenance during StorageUnpacking HandlingClearance to Combustibles / Service Clearances Table of ContentsInstallation Troubleshooting1. Install Hangers Installation of Indoor Unit2. Install Unit 3. Seal Wall Opening1.Install Curb and/or Equipment Supports Installation of Arrangement DB / HZ2. Install Ductwork 4. Install Unit1. Install Diffuser Installation of Diffuser and Remote Panel TSCP2. Install TSCP Airflow1.Determine the Size of the Main Power Lines Installation of Electrical Wiring3.Connect the Main Power 4. Wire the Optional Convenience Outlet2.Install Additional Regulator if Required Installation of Gas Piping1.Determine the Supply Gas Requirements 3. Connect the Supply Gas Line4. Pipe the Optional Vent Line Start-Up- Blower5. Test the System for Leaks Pre Start-UpCheck2.Check the Blower Rotation 5.Air Volume Measurement and Check3. Check for Vibration 4. Motor CheckStart-UpDirect Gas • 100% Outside Air Start-UpDirect Gas1. Check the Supply Gas Pressure 4a. Set the Burner Air Pressure Differential4b. Set the Burner Air Pressure Differential Start-UpDirect Gas 50/50 Recirculation5. Set the Low Fire Time Delay 6. Set the Maximum Firing RateRegulators and Modulating Valves Start-UpDirect Gas continued7. Set the Minimum Firing Rate 8. Set Daytime Temperature9. Set Nighttime Temperature 11.Flame Signal Check10.Program the 7 Day Time Clock Flame Signal Check1.Switch S2 in Summer Mode Without 7-DayTimer2.Switch S2 in Winter Mode 3.Flame Safeguard FSG Sequence1.Switch S2 in Summer Mode Operation - Electrical Sequence With 7-DayTimer2.Switch S2 in Winter Mode 3.Flame Safeguard FSG SequenceBlower Does Not Operate TroubleshootingTurn Supply Switch S2 On ResetTroubleshooting Motor OverampsReference Blower Start-Up- Step #5 Reference Blower Start-Up- Step #2Too Much Airflow Insufficient AirflowTroubleshooting Reference Filters in the Maintenance sectionReference Bearings in the Maintenance section Excessive Noise or VibrationTroubleshooting Troubleshooting Heater Does Not OperateTurn Heat Switch S4 On Wire Heat Switch S4Uncross wires and reconnect TroubleshootingIf problems remain, consult the factory Heater Does Not OperateAdjust drives as needed TroubleshootingHeater Does Not Operate Reference Direct Gas Start-Up- Step #11Snow Accumulation Maintenance - RoutineMotors WheelsFilters BearingsHigh Limit Maintenance - FallBurner Gas TrainDGX Industrial Space Heating ReferenceTypical Gas Train Layout 400 – 800 MBH Typical Control Center Layout Dirty Filter SwitchReference 28 DGX Industrial Space HeatingTypical setting 5 minutes 45ºF Start-UpChecklistTypical setting varies ReferenceMaintenance Log Maintenance Log Copyright 2012 Greenheck Fan Corporation Warranty