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Part Number 471836

Installation Instructions

for RRL/OCI 

(Resettable/Reusable 

Link with Open/Close Indicator)

on FSD, SEFSD, SSFSD series

for  RRL/OCI field kit (part numbers 

852291 & 822468)

Steps to install an RRL/OCI 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

A

B

C

D

RRL/OCI

1 Req’d

Note: Indicator Link Part Nos

.

For Standard Sleeve (short): 457808

For Extended Sleeve (long): 457801

RRL/OCI - 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 RRL/OCI unit through hoel in sleeve (round 

end inside). 

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

RRL/OCI unit and align holes.

6)  Mount control box to sleeve/sideplate with  

#10-16 x 3/4 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

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