Greenheck SP-110-VG and SP-80-VG Multi-Speed (IOM) - Manuel (Page 11)

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Retrofit Installation
12 - Insert and Secure Blower Assembly
If ceiling repairs are needed, place Mask in Housing after Blower
Assembly is secured. See New Construction Installation Step 6.
Remove Mask before installing Grille.
Screws from Parts Bag
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13 - Install Grille
SP80 User-adjustable controls
SP110 User-adjustable controls
Operation
To Turn Fan ON
Turn the master switch ON.
• Fan will run at the certified airflow rate if the mode
select switch is ON.
• Fan will run at the user-adjustable airflow rate if the
mode select switch is OFF.
To Use Fan Time Delay Airflow Rate Change
1. Turn the master switch ON.
2. Turn the mode select switch ON - fan will run at the
certified airflow rate.
3. When the mode select switch is turned OFF, fan will
continue to run at the certified airflow rate until the
user-adjustable time delay has elapsed, and then
will automatically change to the user-adjustable
airflow rate.
To Set the User-Adjustable Airflow Rate*
Using a small, flat-blade screwdriver, carefully rotate the
CFM adjustment until the arrow points to the desired
airflow rate.
To Set the User-Adjustable Time Delay*
Using a small, flat-blade screwdriver, carefully rotate the
TIME adjustment until the arrow points to the desired
time delay, shown in minutes.
* The user-adjustable controls are located in one
corner of the Fan Housing, behind the Grille.
11 SP Ceiling Exhaust Fans
®