Step 4 – birdscreen (continued), Step 5 – hood rails, Step 6 – hood end panel – Twin City Modular Gravity Hood - MGR, MGI - IM-4720NFS User Manual
Page 3

3
Twin City IM-4720NFS
Step 4 – Birdscreen (Continued)
Install two
Removable Birdscreens. After positioning the assemblies, rotate the locking tabs in place and tighten.
Locking Tab,
rotate into place
and tighten
Step 5 – Hood Rails
Fasteners (Kit #3) –
Note: There may be extra fasteners.
Install two
Hood Rail Assemblies to the Hood Mount Bars using cap screws and nuts. Do not fully tighten fasteners.
They will be tightened in Step 8.
Hood Rail Assembly
Screw,
Serrated Flange
Hex Nut,
Flanged Head
Base Assembly
Figure 6.
Step 6 – Hood End Panel
Fasteners (Kit #4A and #5) –
Note: There may be extra fasteners.
Install
Male End Panel Assembly using #12 screws.
End Panel Assy,
Male
IMPORTANT
- This flange must
be male. Refer to the detail below.
Male Flange
(Narrow)
Female Flange
(Wide)
End View of Panel
Figure 8.
Detail of locking tabs
Removable
Birdscreen
Removable
Birdscreen
Figure 5.
Sheet metal Screw
End Panel Assembly
-Male-
IMPORTANT - This flange must be
male. Refer to Figure 8.
Figure 7.
- Fans With CE Mark - ES-2-06 (16 pages)
- Protective Coatings Guide - ES-35 (4 pages)
- Bearing Problems - ES-53 (1 page)
- Airflow Measuring System Using Piezometer Ring - ES-105 (4 pages)
- Fans Using Taperlock Hub & Bushing - ES-106 (1 page)
- Troubleshooting Vibration Problems - ES-202 (1 page)
- ATEX Fans - ES-309 (2 pages)
- SWSI Nested Inlet Vanes - ES-394 (4 pages)
- Type ‘E’ Adjustable Pitch Propeller - ES-404 (2 pages)
- Aero Acoustic Diffuser - ES-409 (4 pages)
- DWDI Nested Inlet Vanes - ES-494 (4 pages)
- Torque Requirements - ES-495 (2 pages)
- External Inlet Vanes - ES-594 (2 pages)
- TSL; Nested Inlet Vanes - ES-694 (2 pages)
- Electronically Commutated Motors - IM-4055 (4 pages)
- Centrifugal Fans - ES-52 (8 pages)
- Air Kit Fans - ES-56 (2 pages)
- MPQN/MPQS Modular Plenum Fans - ES-110 (8 pages)
- Tubeaxial, Vaneaxial, & Duct Fans ES-191 (4 pages)
- Panel Fans & Power Roof Ventilators - ES-200 (2 pages)
- Heavy Duty Composite Fiber Fans - IM-410 (10 pages)
- Backward Inclined Hinged Restaurant Exhaust Fan - BHRE - IM-610 (12 pages)
- TSL & QSL; Inline Centrifugal and Mixed Flow Fans - ES-895 (8 pages)
- Heavy Duty Centrifugal Fans - ES-995 (8 pages)
- Centrifugal Fume Exhaust Fans - IM-390 (8 pages)
- Modular Plenum Fans - MPLFN / MPLFS / MPLQN / MPLQS - IM-495 (7 pages)
- Inline Fume Exhaust Fans - IM-1080 (8 pages)
- General Instructions (Fiberglass Ventilators) - IM-3000 (8 pages)
- HA / HAB Fiberglass Wall Mount Ventilators - IM-3100 (4 pages)
- Axial Roof Ventilators and Tubeaxial Fans - IM-4000 (8 pages)
- Centrifugal Roof & Wall Exhausters - IM-4050 (16 pages)
- BSI / DSI Square Inline Centrifugal Fans - IM-4205 (12 pages)
- DBS / DBT Forward Curved Inline Duct Blowers - IM-4220 (8 pages)
- BCFS Centrifugal Filtered Supply Fans - IM-4300 (4 pages)
- BCRFS Belt Driven Centrifugal Filtered Supply Fans - IM-4310 (8 pages)
- Gravity Relief / Intake Ventilators - IM-4700 (4 pages)
- Modular Gravity Hood - MGR, MGI - IM-4720NFL (4 pages)
- Modular Gravity Hood - MGI with Filters - IM-4720FSL (4 pages)
- Modular Gravity Hood - MGI with Filters - IM-4720FSS (4 pages)
- TCPE, WPB, WPD Propeller Wall Fans - IM-4800 (16 pages)
- Hooded Tubeaxial Roof Fans (Non-Filtered) - IM-4850NF (4 pages)
- Hooded Tubeaxial Roof Fans (Filtered Supply) - IM-4850FS (4 pages)
- Hooded Propeller & Tubeaxial Roof Fans - IM-4860 (8 pages)
- Hooded Propeller Fans (Non-Filtered) - IM-4860NF (4 pages)