Greenheck Fan VSU manual Start-UpChecklist, Reference, Typical setting 60º-70ºF

check boxes as items

Reference

Start-Up Checklist

Unit Model Number ________________________________

(e.g. VSU-220-H40-UB)

Unit Serial Number ________________________________

	(e.g. 04c99999 or 10111000)
Start-Up Date	________________________________
Start-Up Personnel Name___________________________
Start-Up Company	________________________________
Phone Number	________________________________

Pre Start-Up Checklist – 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___________

oCheck blower rotation

oCheck 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, Step #6 for further detail.

oHeating Inlet Air Sensor

_________ Actual Setting

Typical setting 60º-70ºF

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

oCheck supply gas pressure

_________ Maximum

_________ Minimum

_________ Actual

oCheck Pilot Gas Pressure

_________ Actual Setting Typical 3.0 inch wc

oSet optional High Gas Pressure Switch

_________ Actual Setting Typical 8.0 inch wc

oSet optional Low Gas Pressure Switch

_________ Actual Setting Typical 3.0 inch wc

oSet Burner Pressure Differential

_________ Actual Setting Typical 0.65 inch wc

oSet the maximum firing rate

_________ temp rise

oSet the minimum firing rate

_________ check

oSet the unit’s operating temperature

_________ ºF

Model VSU Make-Up Air 21

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