Greenheck Fan 474753 Installation, Rigging/Placing Equipment See Figure #1, Duct Connections

Installation

Rigging/Placing Equipment (See Figure #1)

1.The unit is furnished with lifting lugs at the four corners and along the length as necessary.

2.Lift into place using all the lifting lugs.

3.Field weight will vary depending upon final selections such as fan type, accessories, etc. Approximate weights are shown in the table below.

Unit Size	Approximate	Approximate
	Weight (lbs)	Weight (kg)
10-10	1100	500
10-20	1600	727
10-30	2150	977
20-20	2600	1182
20-30	3500	1591
20-40	4200	1909
30-30	4700	2136
30-40	5700	2591
40-40	7300	3318
40-50	8000	3636

4.The unit can be positioned on a base or curb suitable for this purpose.

5.The unit must be anchored to its base/curb.

6.Alternatively, the unit may be suspended from an adequate overhead structure, using suitable undercarriage or hanging rods (by others). If the unit is suspended by hanging rods, minimum 1/2 inch (12.7 mm) diameter threaded rod is to be used. All hanger brackets/lifting lugs must be used to ensure proper support of the unit. The unit must also be hung level to ensure proper operation.

7.A service clearance of 36 inches must be provided on the access door side of the unit.

8.A minimum 18-inch clearance must be maintained between this unit and any combustible material.

9.The remote Filter Status Indicator (See Page

6)should be located in an area convenient for monitoring by the cook staff. For details on wiring this item, refer to the Electrical Connections section on this page.

Duct Connections

Ductwork must conform to the IMC and SMACNA guidelines.

As specified in NFPA 96, Ch. 7.5 (latest edition), exhaust duct systems must be constructed in the following manner; unless otherwise specified by the local authority having jurisdiction (AHJ):

Materials

Ducts shall be constructed of and supported by carbon steel not less than 1.37 mm (0.054 in.) (No. 16 MSG) in thickness or stainless steel not less than 1.09 mm (0.043 in.) (No. 18 MSG) in thickness.

Installation

All seams, joints, penetrations, and duct to hood collar connections shall have a liquid‑tight external weld.

An inlet transition is furnished to match the inlet duct size. The inlet transition is furnished with a listed duct access door for inspection and cleaning.

Units intended for indoor mounting are provided with a UL 762 listed exhaust fan with outlet mounting flange. Outlet ductwork from the exhaust fan is required to be per the above mentioned methods unless otherwise specified by the local authority having jurisdiction (AHJ).

Electrical Connections

Electrical wiring must conform to the equipment data plate information and to the NEC and local code requirements.

Motor

This unit is furnished with a remote-mounted motor starter and an ON/OFF disconnect switch mounted adjacent to the fan and factory-wired to the fan motor.

A 3-phase electrical supply must be field wired to the motor starter and from the motor starter to the ON/ OFF disconnect switch.

Refer to the applicable fan installation manual for detailed instructions on wiring the fan.

Remote Status Indicator

A single phase electrical supply must be field wired to the pressure switch enclosure (located on the access side of the Triple Play housing between filter stages 2 and 3, adjacent to the exhaust fan). For wiring details, refer to the diagram on pages 8 and 9.

4Grease Grabber Triple Play Kitchen Exhaust Pollution Control System