Brasch BH-933 Series User manual

INS542-200405-06
Read carefully these instructions before installation, operation
of the heater. Failure to adhere to the instructions could result in
re, electric shock, serious personal injury, and death or property
damage. Review frequently for continuing safe operation and
instruction of future users, if necessary.
IMPORTANT
INSTRUCTIONS
1- Read all instructions before installing or using this heater.
2- This heater is hot when in use. To avoid burns, do not let
bare skin touch hot surfaces. Keep combustible materials,
like furniture, pillows, bedding, papers, clothes, and
curtains at least 36 in. (915 mm) from the front of the heater.
3- Extreme caution is necessary when any heater is used by
or near children or invalids and whenever the heater is left
operating and unattended.
4- Do not operate any heater after it malfunctions. Disconnect
power at service panel and have heater inspected by a
reputable electrician before reusing.
5- Do not use outdoors.
6- Do not insert or allow foreign objects to enter any
ventilation or exhaust opening as this may cause an electric
shock or re, or damage the heater.
7- Do not block air intakes or exhaust in any way whatsoever.
8- This heater has hot and arcing or sparking parts inside.
Do not use it in areas where gasoline, paint, or ammable
liquids are used or stored.
9- Use this heater only as described in this manual. Any other
use not recommended by the manufacturer may cause re,
electric shock, or injury.
10- Models up to 6000W maximum and 240V maximum:
These heaters include a visual alarm to warn that parts of
the heater are getting excessively hot. If the light turns on,
immediately turn the heater o and inspect for any objects
on or adjacent to the heater that may have blocked the
airow or otherwise caused high temperatures to have
occured. If no obstruction is visible, the heater must be
checked by a qualied person. DO NOT OPERATE THE
HEATER WHEN THE ALARM LIGHT IS ON.
11- The thermostat should not be considered an infallible device
in case where maintaining a temperature is considered critical.
Examples: Hazardous material storage, computer server room,
etc. In these particular cases, it is imperative to add a monito-
ring system to avoid the consequences of a thermostat failure.
OPERATING
INSTRUCTIONS
1- The heater must be properly installed before it is used.
2- Turn the power on at the circuit breaker panel.
3- Electronic thermostat: be sure to set it on the fan mode.
4- Built-in tamperproof thermostat: to set thermostat at the
desired temperature, follow these steps:
- The setting can be done through the hole in the front cover
with a small slotted screwdriver.
- Set thermostat at maximum temperature (turn clockwise).
- When the desired temperature is reached, turn the
thermostat counter-clockwise slowly until you hear
a click.
- The thermostat will keep this room temperature.
5- Models up to 6000W maximum and 240V maximum:
These heaters include a visual alarm to warn that parts
of the heater are getting excessively hot. If the light turns on,
immediately turn the heater o and inspect for any objects
on or adjacent to the heater that may have blocked the
airow or otherwise caused high temperatures to have
occured. DO NOT OPERATE THE HEATER WHEN
THE ALARM LIGHT IS ON.
OPTION:
Fan switch:
This option allows the use of the fan in continuous or automatic
mode.
The switch can be switched through the upper grille with a
screwdriver.
Position ON: The fan runs continuously, with or without heating
demand.
Position AUTO: The fan operates in automatic mode, only during a
heating demand.
WARNING
When using electrical appliances, basic precautions should
always be taken to reduce the risk of re, electrical shock and
injury, including the following.
SAVE THESE
INSTRUCTIONS
MAINTENANCE
INSTRUCTIONS
1- Once a year, remove the front panel and use a vacuum
cleaner to remove the dust accumulation inside the heater
and through openings of the front panel.
2- Cleaning should be done while the heater is disconnected
from the main service panel. Wait until the housing
and heating element cool before performing maintenance.
3- Replace the front panel before energizing.
4- Any other servicing should be performed by a qualied
technician.
KOE Ø22 mm
KOE Ø7/8"
408 mm
16 1/16"
767 mm
30 3/16"
1185 mm
46 5/8"
578 mm
22 3/4"
40 mm
1 9/16"
368 mm
14 7/16"
51 mm
2"
212 mm
8 5/16"
74 mm
2 7/8"
55 mm
2 3/16"
34 mm
1 5/16"
506 mm
19 7/8"
34 mm
1 5/16"
51 mm
2"
51 mm
2"
Side View
All models
Front View
Required Wall
Opening
Double UnitSingle Unit Triple Unit
109 mm
4 5/16"
107 mm
4 3/16"
584 mm
23"
810 mm
31 7/8"
1227 mm
48 5/16"
Double UnitSingle Unit Triple Unit
INSTRUCTIONS BH-933 Series
425 Hanley Industrial Court, St. Louis, MO, 63144
Phone: [phone]
www.braschmfg.com

RECESS MOUNTING:
1- Heater must be used with recess box.
2- Never install warm air outlet of heater less than
10 in. (250 mm) from oor or adjacent wall.
3- Provide a wall opening as:
Depth : 4 5/16 in. (109 mm)
Height : 19 7/8 in. (506 mm)
Length : - Single unit : 14 7/16 in. (368 mm)
- Double unit : 30 3/16 in. (767 mm)
- Triple unit : 46 5/8 in. (1185 mm)
4- Remove the appropriate knock-out from the recess box
for the electrical supply.
5- Attach rmly the recess box using provided screws.
Make sure that the edge on each side of the recess box
lean on the gypsum panel and not on the structural parts
of the wall. See marking on the sides of the recess box.
6- Install the heater to the recess box and be sure that the
heater is attach rmly with four (4) provided screws.
7- Connect the heater leads to the supply leads according
to national and local codes. See wiring diagram in the
heater.
8- Make sure the fan rotates freely and that there is no
foreign object in the heater.
9- Install the front cover using the provided screws.
IMPORTANT: Make sure that the part of the front cover
without louver is at the top to insure proper air ow.
10- To test the heater temporarily, set thermostat at
maximum temperature.
IMPORTANT
1- Do not obstruct front of heater
for at least 48 in. (1220 mm).
2- Any remote thermostat or relay must be connected
to the heater control terminal block.
3- Do not interrupt power supply to control this heater.
CAUTION:
High temperature, risk of re, keep electrical cords, drapery,
furnishings, and other combustibles at least 36 in. (915 mm)
from the front of the heater. To reduce the risk of re, do not
store or use gasoline or other ammable vapors and liquids in
the vicinity of the heater.
SURFACE MOUNTING:
Model 4 in. (102 mm)
1- The surface box must be used with recess box.
2- Never install warm air outlet of heater less than
10 in. (250 mm) from oor or adjacent wall.
3- Locate the power supply leads behind the planned location
of the heater (surface box).
4- Mount the surface box securely to the wall with provided
screws. See illustration to install properly.
5- Follow instructions 4 to 10 as above for recess mounting.
SEMI-RECESSED MOUNTING:
Model 1 in. (25 mm) and Model 2 in. (51 mm)
1- The surface box must be used with recess box.
2- Never install warm air outlet of heater less than
10 in. (250 mm) from oor or adjacent wall.
3- Provide a wall opening as:
Depth for 1 in. model : 3 5/16 in. (84 mm)
Depth for 2 in. model : 2 5/16 in. (59 mm)
Height : 19 7/8 in. (506 mm)
Length : - Single unit : 14 7/16 in. (368 mm)
- Double unit : 30 3/16 in. (767 mm)
- Triple unit : 46 5/8 in. (1185 mm)
4- Mount the surface box securely to the wall with provided
screws. See illustration to install properly.
5- Follow instructions 4 to 10 as above for recess mounting.
Surface mounting and
Semi-recessed mounting
Single unit
Surface mounting and
Semi-recessed mounting
Triple unit
Surface mounting and
Semi-recessed mounting
Double unit
INSTALLATION INSTRUCTIONS