MODELS 170F, 174F & 178F

FAN FORCED WALL HEATERS

FINISH ASSEMBLIES

FOR USE WITH BROAN MODEL 171H ROUGH-IN HOUSING

READ AND SAVE THESE INSTRUCTIONS

WARNING

1.ALL ELECTRICAL WORK MUST BE DONE IN ACCOR- DANCE WITH LOCAL OR NATIONAL ELECTRICAL CODE AS APPLICABLE. FOR SAFETY, THIS PRODUCT MUST BE GROUNDED. IF YOU ARE UNFAMILIAR WITH METH- ODS OF INSTALLING ELECTRICAL WIRING, SECURE THE SERVICES OF A QUALIFIED ELECTRICIAN.

2.WHEN WIRING, SERVICING OR CLEANING THIS UNIT, TURN OFF POWER AND LOCK OUT SERVICE PANEL. FAILURE TO DO SO COULD ALLOW OTHERS OR THER- MOSTAT TO TURN ON POWER UNEXPECTEDLY WHICH MAY CAUSE FATAL ELECTRICAL SHOCK.

3.To avoid electrical shock:

•DO NOT install unit in a tub or shower enclosure or any location where it may come in contact with water.

•NEVER place a switch where it can be reached from a tub or shower.

4.DO NOT install this unit in an area where chemicals or other flammables are stored or used. Explosion and fire may result.

CAUTION !

1.This product may ONLY be installed horizontally in a wall.

DO NOT MOUNT IN ANY OTHER POSITION.

2.Install heater at least 6” from floor or any adjacent vertical surface.

3.DO NOT locate heater behind a door, furniture, drapes, etc., where the air flow to the unit would be restricted.

4.Provide heater with an appropriately-rated electrical cir- cuit to prevent tripped breakers or blown fuses. (See chart below).

5.DO NOT CONNECT HEATER TO DIMMER SWITCH OR SPEED CONTROL.

6.To avoid motor bearing damage and noisy and/or unbal- anced impellers, keep drywall spray, construction dust, etc., off power unit.

7.Please read specification label on product for further infor- mation and requirements.

PLAN THE INSTALLATION

This wall heater finish assembly is intended for installation into a Broan Model 171H rough-in housing — after the wall has been completed.

The heater can be operated using the Broan Model 86 Line- Voltage Thermostat from a wall location or the Broan Model 83 Integral Thermostat installed into heater. Purchase the control separately.

The table below lists the ratings for each model.

MODELS

VOLTS

AMPS

WATTS

BTU/HR

 

120

8.33/4.16

1000/500

3413/1707

170F

240

4.16

1000

3413

 

208

3.61

750

2560

 

120

12.5/6.25

1500/750

5120/2560

 

 

 

 

 

174F

240

6.25

1500

5120

 

208

5.41

1125

3640

 

 

 

 

 

178F

240

8.33/4.16

2000/1000

6827/3413

 

208

7.21/3.61

1500/750

5120/2560

 

 

 

 

 

Follow these basic steps when installing this heater:

•Remove the housing mask.

•Fasten finish assembly inside housing.

•Plug assembly in.

•Attach grille.

DRYWALL

WALL

STUD

GRILLE

HEATER

HOUSING

BOLD ratings are factory wired. See "OPTIONAL WIRING

POWER

CONVERSIONS" section on pages 2 and 3 for wattage and

CABLE

voltage conversion instructions.