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FIG. 8

BLACK 

BLACK 

BLACK 

BLA

CK

 

BLA

CK

 

WHITE 

WHI

TE

 

WHI

TE

 

THERMAL 

OVERLOAD

HEATING 

ELEMENT

M

FIG. 9 -  HALF-WATTAGE CONVERSION

FIG. 10 - 120VAC TO 240VAC CONVERSION

FIG. 11

THERMAL 

OVERLOAD

BLACK 

BLACK 

M

WHI

TE

 

CONVERTED 240 VAC HEATER

 

BLA

CK

 

WHITE 

WHITE 

WHI

TE

 

WHI

TE

 

BLA

CK

 

BLA

CK

 

DISCONNECT FOR HALF-

WATTAGE

BLA

CK

 

FACTORY-WIRED 

HEATER 

(FULL WATTAGE)

HEATING 

ELEMENT

BLA

CK

 

LINE IN 240VCA

(2) BLACK WIRES (connected to  motor)

BLACK WIRE (from motor)

 

WHITE WIRES

 

MOTOR

MOTOR

INSTALLATION

WARNING: To reduce the risk of fire, do not store or 

use gasoline or other flammable vapors and liquids 

in the vicinity of the heater.
CAUTION: High temperature, risk of fire, keep 

electrical cords, drapery, furnishings, and other 

combustibles at least 3 feet (0.9 m) from the front of 

the heater and away from the side and rear. 
(16"-ON-CENTER STUDS ONLY)
NOTE:

 Locate housing at least 6" from the floor and 

any adjacent walls.

1.  Choose which side of housing will be mounted di-

rectly to a wall stud. Then insert a mounting bracket

from the opposite side into the channel at the top

of the housing. (FIG. 4)

2.  Use measuring guide on side of housing to posi-

tion housing so that it will be flush with finished

wall. Drive to (2) nails through the holes on side of 

housing and into stud. (FIG. 5)

3. Extend mounting bracket, level housing, and nail

to other stud. (FIG. 6)

(24"-ON-CENTER STUDS ONLY)

1. Choose which side of housing will be mounted

directly to a wall stud. From this side, push a mount-

ing bracket as far as possible into the channel at

the top of the housing.

NOTE: 

Locate housing at least 6" from the floor

and any adjacent walls.

2.  Use measuring guide on side of housing to posi-

tion housing so that it will be flush with finished

wall. Drive two (2) nails through the holes in side

of housing and into stud. (FIG. 7)

3.  Secure the two (2) mounting brackets together (with

screw supplied). Level housing and nail to opposite 

stud, as shown.

WIRING

(ALL INSTALLATIONS)

1.  Feed electrical power cable through open knockout

in corner of housing and attach with appropriate

connector. Allow 6" of wire inside of housing.

NOTE:

 Use other housing knockout when wiring

units in parallel.

2. Connect black to black, white to white, green to

green or bare wire. Replace wiring cover. (FIG. 8)

OPTIONAL WIRING 

CONVERSIONS

(FIGS. 9, 10, 11)

1. 

Conversion to half-wattage. (FIG. 9)

The heater will produce less heat and use less

electricity if converted to half-wattage.
Disconnect ONE of the two (2) black wires (with

insulated terminals) from the motor.

2. 

120 VAC to 240 VAC Conversion (FIGS. 10 &

11)

(Factory-wired 120 VAC Models 120 and 124 ONLY)
These heaters can be converted to operate on

240 VAC.
1) Disconnect ONE of the two (2) black wires (with 

insulated terminals) from the motor.

2) Disconnect the two (2) white wires (with insu-

lated terminals) from each other. Do not remove 

the white wire from beneath plastic wire tie.

3) Connect the black wire to the white wire.

NOTE: 

When heater is converted from 120 VAC to 

240 VAC, half-wattage conversion is not possible.

LINE IN  

GROUND

GROUND

Summary of Contents for 120

Page 1: ...To reduce the risk of fire electric shock or injury to persons observe the following 1 Use this unit only in the manner intended by the manufacturer If you have questions contact the manufacturer at the address or telephone number listed in the warranty 2 Before servicing or cleaning unit switch power off at service panel and lock the service disconnecting means to prevent power from being switche...

Page 2: ... Broan Model 86W Line Voltage Thermostat from a wall location Purchase the control separately Plan to supply the heater with proper line voltage and appropriate power cable NOTE Power can be tapped from a nearby circuit depending on the heater wattage required and the amperage rating of the circuit Heater can be converted to half wattage to avoid overloading such circuits The table below lists the...

Page 3: ...tly to a wall stud From this side push a mount ing bracket as far as possible into the channel at the top of the housing NOTE Locate housing at least 6 from the floor and any adjacent walls 2 Use measuring guide on side of housing to posi tion housing so that it will be flush with finished wall Drive two 2 nails through the holes in side of housing and into stud FIG 7 3 Secure the two 2 mounting b...

Page 4: ...fore or after heater assembly is reinstalled 2 Remove mask before operation ALL INSTALLATIONS 3 Secure heater assembly with retaining screw and plug wiring harness into receptacle 4 Fasten grille to heater with two 2 screws provided FIG 13 5 Turn on power at service entrance Turn thermostat to its highest setting and make sure heating element and blower come on Then turn it to its lowest setting a...

Page 5: ...ET LUBRICATION The heater is permanently lubricated and never needs oiling or disassembly CLEANING Clean heater once a month as follows 1 Turn off power at service panel 2 Make sure heating element is cool 3 Use a soft brush attachment to gently vacuum grille openings or wipe grille clean with a soft cloth 4 Restore power CAUTION METAL AND ELECTRICAL PARTS SHOULD NEVER BE IMMERSED IN WATER OPERATI...

Page 6: ...or Thermal Overload Guard Element Bracket Screw 8 18 x 3 8 Ph Pan Head 5 Required Heating Element Model 120 Heating Element Model 124 Heating Element Model 128 Wire Clamp Partition Plate Assembly Nut 6 32 x 5 16 Keps 2 Required Plug Assembly Overload Wire Assembly Screw 8 18 x 5 8 Ph Pan Head Grille Includes Parts Bag Grille Screw 2 Required Wire Tie Screw 8 18 x 3 8 Ph Truss Head SERVICE PARTS MO...

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