Greenheck Fan 471837 Prospecto

Part Number 471837

Installation Instructions

for TOR

(Temperature Limited

Override)

on FSD, SEFSD,

SSFSD series

Steps to install an TOR in a Fire Smoke Damper:

Upturned Leg Faces

Away From Blade End

#10 x 1/2 in. Tek Screw

or Equivelant

Part No. 415555

2 Req’d

0.166 in. dia.

2 Places

Indicator Bracket

Part No. 658594

1 Req’d

#10 x 1/2 in. Tek

Screw

or Equivelant

Part No. 415555

2 Req’d

Upturned Leg

Faces Away From

Blade End

Indicator Bracket

Part No. 658594

1 Req’d

1.625

1.750

Indicator Link

(short or long; see C)

1 Req’d

Push Nuts

2 Req’d

Gasket

1 Req’d

J-Box Cover

1 Req’d

#10-16 x 3/4 in

SIHWH Screw

2 Req’d

J-Box

1 Req’d

TOR

1 Req’d

Note: Indicator Link Part Nos

For Standard Sleeve (short): 457808

For Extended Sleeve (long): 457801

TOR - Exploded View

Airfoil Blade

3-V Blade

Indicator

Bracket

Indicator

Link

1) Drill/saw a 3

5⁄8

in. (92mm) diameter hole in sleeve

(Detail 2).

2) Attach indicator bracket to blade. For an airfoil

blade dampers, use existing holes in blade (Detail
1-A). For a 3V blade damper, drill two 0.166
in. (4mm) holes (Detail 1-B). Fasten bracket to
bladewith #10 x 1/2 in. (13mm) TEK screws (or
equilavent).

3) Fit indicator link into blade bracket (Detail 1-C).
4) Insert TOR unit through hoel in sleeve (round end

inside).

5) Place 4 in. x 4 in. J-box over the flange of the TOR

unit and align holes.

6) Mount control box to sleeve/sideplate with

#10-16 x3/4 in. (19mm) TEK screw or equilavent
(Detail 1-D).

7) Place one pushnut on the switch wire. Place

indicator link on switch wire and secure with a
second pushnut (Detail 1-D).

8) Complete wiring and install J-box cover.

Detail 1