Loren Cook Gemini Installation, Operation And Maintenance Instructions

®
This publication contains the installation, operation and
maintenance procedures for standard units of the Gemini
- Ceiling and Cabinet Fans. Carefully read this publication
prior to installation.
Carefully read this publication and any
supplemental documents prior to any
installation or maintenance procedure.
Loren Cook Company's Gemini catalog provides
additional information describing the equipment, fan
performance, available accessories and specification
data.
For additional safety information, refer to AMCA
publication 410-96, Safety Practices for Users and
Installers of Industrial and Commercial Fans.
All of the publications listed above can be obtained
from Loren Cook Company by phoning (417) 869-6474,
extension 166; by FAX at (417) 832-9431; or by e-mail at
info@lorencook.com.
For information and instructions on special equipment,
contact Loren Cook Company at (417) 869-6474.
Rotating Parts & Electrical Shock Hazard:
Disconnect electric power before working on unit.
Follow proper lockout / tagout procedures to ensure
the unit cannot be energized while being installed or
serviced.
A disconnect switch should be placed near the fan
in order that the power can be swiftly cut off, in case
of an emergency and in order that maintenance
personnel are provided complete control of the
power source.
Grounding is required. All field-installed wiring
must be completed by qualified personnel. All field
installed wiring must comply with National Electric
Code (NFPA 70) and all applicable local codes.
Failure to follow these instructions could result in
death or serious injury.
Receiving and Inspection
Carefully inspect the fan and accessories for any
damage and shortage immediately upon receipt of fan.
• Turn the wheel by hand to ensure it turns freely and
does not bind.
• Inspect dampers (if included) for free operation of
all moving parts.
• Remove mounting brackets from packing insert &
install mounting brackets (Gemini 100 only).
• Remove shipping tape.
• Record on the Delivery Receipt any visible sign of
damage.
INSTALLATION, OPERATION, AND MAINTENANCE MANUAL
Handling
Lift fan by the outside housing (box) or by the blower
mounting brace. Never lift by the shaft or motor.
Storage
If the fan is stored for any length of time prior to
installation, store it in its original shipping crate and
protect it from dust, debris and the weather.
Installation

Motor Installation

All Gemini units are shipped with motors mounted at
the factory.
Gemini 100 Inline to Ceiling Conversion
The Gemini 100 series can be converted from inline
to ceiling by ordering the Inline to Ceiling Conversion Kit
from Loren Cook Company (Part Number 797180). The
kit includes all parts required, plus detail instructions on
how to convert the Gemini 100.
Gemini 100 Ceiling to Inline Conversion
The Gemini 100 series can be field converted from
ceiling to inline by following these steps:
1. Remove and discard the inlet box end plate.
2. Install the inline cover panel with sheet metal
screws as shown on the following page.
Ceiling to Inline Conversion Kit can be ordered from
Loren Cook Company (Part Number 797181), or
fabricate the required part using the following sketch.
1
Gemini
Ceiling and cabinet fans
Gemini 100