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:

1)Drill/saw a 35⁄8 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

TOR - Exploded View

#10-16 x 3/4 in. SIHWH Screw 2 Req’d

D

Upturned Leg Faces

Away From Blade End

#10 x 1/2 in. Tek Screw

Indicator Bracket

or Equivelant

Part No. 658594

Part No. 415555

1 Req’d

2 Req’d

 

A

 

Upturned Leg

 

 

 

 

Faces Away From

Airfoil Blade

Blade End

#10 x 1/2 in.Tek

 

 

 

 

 

 

Screw

Indicator Bracket

 

 

or Equivelant

 

 

Part No. 415555

Part No. 658594

 

 

2 Req’d

1 Req’d

Indicator

 

B

 

Link

 

1.625

 

 

0.166 in. dia.

1.750

 

 

 

 

 

2 Places

 

C

Indicator

 

3-V Blade

Bracket

 

Note: Indicator Link Part Nos.

For Standard Sleeve (short): 457808

For Extended Sleeve (long): 457801

Gasket

1 Req’d

Push Nuts

2 Req’d

Indicator Link

(short or long; see C) 1 Req’d

J-Box Cover

1 Req’d

J-Box

1 Req’d

TOR

1 Req’d

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Greenheck Fan 471837 installation instructions Steps to install an TOR in a Fire Smoke Damper, TOR Exploded View, Blade

471837 specifications

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