Ningbo EF42B User manual

Electric Fireplace Insert
Model Number: (EF42B, EF43B, EF44B, EF45B, EF302B)
O W N E R 'S M A N U A L
WAR NI N G
Read and understand this entire owner's manual, including
all safety information, before plugging in or using this
product. Failure to do so could result in fire, electric shock,
or serious personal injury.
Keep this owner's manual for future reference. If you sell or
give this product away, make sure this manual accompanies
this product.
C A U T I O N
DO NOT RETURN!
Contact our customer service team for help first.
[e-mail]
Call: 844-377-5786

Important Safety Information ……………………………………….…1
Technical Specifications ………………………….……..........………4
Before Installation …………..……………………………........………5
Installation Instruction ………………………………............……...…6
Operation Instruction ………………………………………...........…10
5a. Manual Control Panel ………………………………..........……10
5b. Remote Control ……………………………………….........…...12
Care and Maintenance ……………………………………........……13
Limited Warranty …………………...……………………..............…15
Troubleshooting Guide ..……………………………………........….15
Schematic Diagram ……………………………………….. …………17
CONTENT
1.
2.
3.
4.
5.
6.
7.
8.
9.

Read all instructions before using this appliance.
Use this appliance only as described in this manual. Any
other u s e no t recommen d e d by t h e man u f a c t u r e r ma y
cause fire, electric shock, or injury to persons.
DO N OT use outdoors.
NEVER use this appliance in bathrooms, laundry rooms, or
a n y ot h e r l o c a t i o n wh e re t h e a p p li a n c e c o u l d f a l l i n t o a
bathtub or pool, become damp, or come in contact wi th
water.
For residential use only. NOT for commercial use! Any
commercial or public use of this appliance voids all warranties,
and could cause injury.
This product is not intended to be a primary heat source. It is
for supplemental heat only.
Do not locate the appliance immediately below a fixed socket
outlet.
This appliance must be grounded.
DO NOT operate any appliance with a damaged cord or plug
or after the appliance malfunctions, has been dropped or
dam a ged in any man n er. Dis c ard appl ianc e , o r r e turn to
authorized service facility for examination and/or repair.
This appliance is hot when in use. To avoid burns, DO NOT let
bare skin touch hot surfaces. Keep combustible materials,
such a s furniture, p i l l o w s , bedd i n g , p apers, c l o t h e s , and
curtains at least 3 feet (0.9m) from the front of the appliance.
Extreme caution is necessary when any appliance is used by
or near children or invalids and whenever the appliance is left
operating and unattended.
1. IMPORTANT SAFETY INFORMATION
When using electrical appliances, basic precautions should
always be followed to reduce the risk of fire, electric shock, and
injury to persons, including the following:
•
•
•
•
•
•
•
•
•
•
1
•

AWG mini mum size and rated to not less than 1875watts. DO
NOT insert or allow foreign objects to enter any ventilation
or exhaust opening, as this may cause electric shock or fire,
or damage the appliance.
To prevent a possible fire, D O NO T block air intakes or
exhaust in any manner. Doing so could cause a fire. DO N OT
use on soft surfaces, like a bed, where openings may become
blocked.
As the appliance has hot and arcing or sparking parts
inside. D O N OT use it in areas where gasoline, paint, or
flammable liquids are used or stored.
AVOID FIR E! Regularly inspect all air vents to make sure they
are free from dust, lint, or other blockage. Unplug the unit and
clean with a vacuum O NLY. DO NOT rinse or get wet.
DO NO T USE this appliance with any solid state speed
control devices.
Risk of electric shock! DO NOT OP EN! No user-serviceable
parts inside!
NEV ER modify this appliance. Doing so could result in
personal injury or property damage. Modification of this
fireplace completely voids all warranties.
NEVER leave this appliance unattended. To disconnect
appliance, turn controls to “OF F” then remove ALWAYS
plug from outlet or turn off circuit when not in use.
ALWAYS turn this appliance off before unplugging it from the
outlet.
To prevent a possible fire, do not burn wood or other
materials in this appliance.
ALWAYS disconnect this unit from the power supply before
performing any assembly or cleaning, or before relocating the
electric fireplace.
Always use properly grounded, fused and polarized outlets.
Always use ground fault protection where required by
electrical code.
•
•
•
•
•
•
•
•
•
•
•
•
•
2

Avoid use of an extension cord because an extension cord
may overheat and cause a fire. However if you have to use an
extension cord, the cord should be No.14 AWG minimum size
and rated to not less than 1875watts.
NEVER plug this appliance into an outlet that is old, cracked,
or has any loose wires or connections. Plugging this
appliance into a faulty outlet could result in electric arcing
within the outlet that could cause the outlet to overheat or
catch fire.
DO NOT run power cord under carpeting. DO N OT cover
power cord with throw rugs, runners, or similar coverings. DO
NOT route power cord under furniture or appliances. Arrange
power cord away from traffic area, and where it will not be
tripped over.
ALWAYS check your appliance cord and plug connections
with each use!
A. MAK E SU RE the plug fits tight in the outlet! Faulty wall
outlet connections or loose plugs can cause the outlet
to overheat.
B. Appliances draw more current than small appliances.
Overheating may occur even if it has not occurred with
the use of other appliances.
C. During use check frequently to see if the plug outlet is
HOT! If the outlet or faceplate is HOT, discontinue
use immediately and have a qualified electrician
inspect and/or replace the faulty outlets.
SAVE THESE INSTRUCTIONS.
•
•
•
•
•
WA RNI N G! Indicates a hazardous situation which, if not
avoided could result in death or serious injury.
CAUTIO N ! Indicates a hazardous situation which, if not
avoided, could result in minor or moderate injury.
•
•
Safety Alert Key:
3

2. TECHNICAL SPECIFICATIONS
Electric Specifications
VoltModel Heating Area(max)BTU(max)
Hz
Watt (min/max) Amp
400 square feet
12.55000
60750/1500
120
EF42-45B,
EF302B
Product Dimensions
Model
EF42B
unit
inch
mm
BA IH
G
F
E
D
C
24
13/16 22
13/16 21
7/8 16
15/16 21 7/16 20
1/16 10 8
25/32 7
51/64
198
223
254
509
545
430
556
580
630
4
EF43B inch 27
15/16 26 25 1/16 20
1/16 24
5/8 23
3/16 10 25/32 7
51/64
mm
710
660 636
510
625
254
223
EF44B inch 31
7/8 29
15/16 29 24 24 5/8 23
3/16 10 8
25/32 7
51/64
198
223
254589
625
610736760
EF45B inch
mm
35
1/16 33 1/16 32 1/8 27
3/16 27 25 9/16 10 8
25/32 7 51/64
198
223
254649
685
690
816
840
890
EF302B inch
mm
35
1/16
33
1/16 32
1/8 27 3/16 22 7/16 21 10 8
25/32 7
51/64
198
223
254534
570
690
816
840890
589
8
198
mm 810

3. BEFORE INSTALLATION
WARNING! DO NOT operate or use this Electric Fireplace if it
is damaged or has malfunctioned or any part has been under
water. Immediately call a qualified service technician to inspect
and to replace any part of the electrical system if necessary. Keep
plastic wrapping away from children.
Note:
Keep the packaging (carton, poly bag, polystyrene, etc.) for
future transportation and/or storage.
If the unit needs to be returned, please make sure all the
spare parts are packed inside, door handles are taken off,
and packed the same as the original packing.
•
•
Check Spare Parts
Open the packaging carefully and remove the polystyrene.
Check the spare part list below to verify all parts have been
received.
Carefully check if any damages that may have for the insert or
spare parts.
•
•
•
5
Firebox (1 pc) Owner's Manual (1 pc)

Function Testing
Please refer to section 5a. Manual Control Panel and 5b. Remote
Control to test the appliance first before installation. Should any
defects found, please contact service team for help. E-mail
[e-mail] or call 844-377-5786 during 9:00
to 17:00 EST from Monday to Friday.
4. INSTALLATION INSTRUCTIONS
ALWAYS unplug this fireplace heater before assembly
or cleaning, or before relocating. Failure to do so could
result in electric shock, fire or personal injury.
KEEP drapery and other furnishings at least 3ft /0.9m
from the front and sides of the electric fireplace.
A F T E R installation, ensure that there is ≥0.004㎡
ventilation area between inside and outside of fireplace
mantel.
6
POWE R
FLAM E CRACKL ING
HI GHLO W
Remote Handset (1 pc)
Door Handle (2 pcs) ST4*10 Screw (4 pcs)
Battery (1 pc)

Tools Required
A Phillips screwdriver
Locating the Appliance
Your new electric fireplace may be installed virtually anywhere in
your home. However, when choosing a location, ensure that the
general instructions for safety are followed.
For best results, install out of direct sunlight, water or very damp
air.
Power supply service must be installed within proximity of
electric fireplace prior to finishing avoiding reconstruction.
•
•
Minimum Clearance to Combustibles
sides............................0 inch
Floor............................0 inch
Back.............................0 inch
Top (shelf or TV)......8 inch min
Front..........................36 inch
WARNING! Risk of Fire!
Keep electrical cords, drapery,
furnishings or other combustibles
at least 3ft. (0.9 m) from the front
of the electric fireplace.
Electrical Supply Circuit Requirements
P l a n t h e l o c a t i o n o f t h e
appliance so that it will have
adequate electric power. A 15
AMP, 60Hz circuit is required
for 12 0V ins tal lat ion . The
appliance should ideally be
located close to a suitable
main socket to enable power
connection.
The power cord is 6ft long and
locates on the right side of the
unit. If the cord is found not
•
•
Grounding Pin
Adapter
Metal Grounding
Screw
7

long enough to reach the outlet, a grounded extension could be
run from an existing socket outlet but a minimum size 14 AWG
with a minimum rating 1875W would be recommended, and it
should not be longer than 7ft and 10 31/64”.
Always make sure the outlet is in good condition and the plug is
not loose. NEVER exceed the maximum amperage of the circuit.
•
Note:
This model can NOT be hard wired.
THE PLUG MUST BE PLUGGED VERY TIGHTLY. DO NOT
plug other appliances onto the same circuit.
•
•
Install the Door Handles
Open the door and fix the handles with 2pcs ST4x10 screws on
each side.
Install the Door Handles
The product can be built into a framing, an existing fireplace
opening, a custom mantel or a cabinet. The opening depth 8 3/16”
is suggested for better ventilation.
It is recommended of the clearance from the top of the appliance
to the bottom of TV to be kept 8” at least if there is a TV above. No
special venting would be required on either side.
The desired dimension should follow below diagram and table.
8

D
w
H
SKU
EF43B
EF44B
EF45B
unit
in ch
mm
inch
mm
inch
mm
Opening dimensions ranges
Width Height Depth
(min)
Depth
(suggest)
26 - 27 ³/ 23 ⁷/ - 24 /16 7 ¹³/ 8 ³/
660-690 595-620198 206
198
198
7 ¹³/
7 ¹³/
8 ³/
8 ³/
206
206
595 -620
25 /16 - 26 ³/
655 -680
29 ⁵/ - 31 ¹/
33 ¹/ - 34 ¹/
760-790
840-870
Note: The removable handles on both sides could be removed
if the exis ting opening is found a little bit narrow.
9
EF42Bin ch
mm
22 ³/16 - 24 20 /4 - 21 /4 7 ¹³/ 8 ³/ 
580-610 515-540198 206
EF302Binch
mm
2 - 22 /4 7 ¹³/ 8 ³/
840-870 540 - 565 1
9
8206
1
11
33 ¹/ - 34 ¹/ 1 /4
11
7
123 ⁷/- 24 /16
7
6
13

5. OPERATING INSTRUCTIONS
Read and understand this entire owner's manual,
including all safety information, before plugging in or
using this product. Failure to do so could result in
electric shock, fire, serious injury, or death.
WARNING! Do not operate the unit if it is damaged or
has malfunctioned. If you suspect the unit is damaged,
call a qualified service technician to inspect and replace
any part of the electrical system if necessary.
5a. Manual Control PaneI
Note: When the heater is first turned on, a slight odor may be
present. This is normal and should not occur again unless the
heater is not used for a long period of time.
Flame ( 3 settings)
10

FLA ME
Turn the main power switch on. A long “beep”
sound will be heard when the switch is turned
at ON Position “I”.
Note: The remote control will lost the memory
for function settings when the switch is turned
at OFF Position “O”.
The flame will be cycled from Flame A – Flame
B – Flame C – Flame Off.
Flame A: full bright flame + little blue
Flame B: full bright flame
Flame C: half bright flame
POW ER
SWI TCH
NAM E FUNCTIONBUT TON
HEATER
The heater will be cycled from Low – High –
Heater Off. The indicator light on left to Power
Switch (see the first picture on last page) will
illuminate when the heater is turned on. The
indicator light will go out within 10s.
Low: (●○)
High: (●●)
Note:
1.Heater can be used without flame.
2.The heater will work when the temperature
set by thermostat is higher than room
temperature.
3.The Fan works about 10s ahead of the
heater, and stops about 10s later than the
heater.
4.The indicator light in the lower fuel bed
(see the last picture on last page) always
illuminates when heater is on.
HEATER
Turn it to setting 9 first and when the room has
reached a desired level, turn the rotary switch
counterclockwise slowly until the thermostat
jus t ' clicks ' o ff. The the rmosta t w ill then
maintain the room at this selected level. To
increase the temperature, turn the rotary
switch clockwise to a higher setting.
11

5b. Remote ControI
Note:
Remote control can be used only when the main power
switch is on. Aim the remote control at the remote
receiver (see picture on page 10) which is on the left of
the main power switch.
POWER
FLAME CRACKLING
HIGHLOW
FLA ME
The power button will enable the unit in standby
mode. This will turn off all functions and hold
the settings in memory, press the power button
again will turn on the unit to previous settings.
For the first time use, Flame A will be turned on.
The flame will be cycled from Flame A – Flame
B – Flame C – Flame Off.
POW ER
NAM E FUNCTIONBUT TON
POWER
FLAME
LOW HEAT To turn on the heater on half heat setting or
turn off the heater.
HIG H HEAT The flame will be cycled from Flame A – Flame
B – Flame C – Flame Off.
CRA CKLING
To turn on the crackling and cycle through high
crackling sound – normal crackling sound – low
cracking sound - high crackling with wind sound
– normal crackling with wind sound – low
crackling with wind sound- off.
LOW
HIGH
CRACKLING
12

Temperature Limiting Control
This heater is equipped with a Temperature Limiting Control.
Should the heater reach an unsafe temperature, the heater will
automatically turn OFF. To reset:
Unplug the power cord from the outlet.
Turn the Power Switch on the CONTROL PANEL to OFF. Wait
at least 5 minutes.
Inspect the fireplace to make sure no vents are blocked, or
clogged with dust or lint. If they are, use a vacuum to clean the
vent areas.
With the Power Switch in the OFF position, plug the power cord
back into the outlet.
If it switches off again, UNPLUG THE HEATER RIGHT AWAY!
Have the outlets, wiring, and breaker box inspected by a
professional. Make necessary repairs before using the heater.
•
•
•
•
6. CARE AND MAINTENANCE
ALWAYS turn the appliance OFF and unplug the power
cord from the outlet before cleaning, performing
maintenance, or moving this fireplace. Failure to do so
could result in electric shock, fire, or personal injury.
NEVER immerse in water or spray with water. Doing
so could result in electric shock, fire, or personal
injury.
Risk of electric shock! DO NOT OPEN! No user-
serviceable parts inside!
•
•
•
CLEANING
Metal:
Buff using a soft cloth, slightly dampened with a citrus oil-based
product.
DO NOT use brass polish or household cleaners as these
products will damage the metal trim.
•
•
13

Glass:
Use a good quality glass cleaner and dry thoroughly with a
paper towel or lint-free cloth.
NEVER use abrasive cleansers, liquid sprays, or any cleaner
that could scratch the surface.
•
•
Plastic:
Wipe gently with a slightly damp cloth and a mild solution of dish
soap and warm water.
NEVER use abrasive cleansers, liquid sprays, or any cleaner
that could scratch the surface.
•
•
Vents:
Use a vacuum or duster to remove dust and dirt from the
appliance and vent areas.
Clean the exterior of the fireplace with a slightly damp cloth or
duster.
•
•
MAINTENANCE
Electrical and Moving Parts:
The fan motors are lubricated at the factory and will not require
lubrication.
Electrical components are integrated in the fireplace and are not
serviceable by the consumer.
•
•
Storage:
Store appliance in a clean dry place when not in use.
•
Replacement parts:
Use only replacement parts supplied by the manufacturer. Use
of any other parts, or modifying the fireplace in any way, will void
all warranties.
No internal parts are replaceable or serviceable.
•
•
14

7. LIMITED WARRANTY
This warrants to the original purchaser that this product is free from
defects in material and workmanship as of the date of purchase
and that it will, under normal use and proper care, remain so for
one year from the date of purchase. Missing or initially defective
parts will be replaced free of charge during the period of this limited
warranty. If parts are unavailable, comparable replacement of
refund will be given. The original dated sales receipt is required
for all warranty claims. This warranty does not cover damage
which has occurred during transport from the point of purchase to
the consumer's home. This warranty does not cover glass, light
bulbs, batteries, transportation, labor, or other issues not
associated with the manufacture of the product.
This product is for residential use only. Any and all commercial
use of this product voids all warranties, and frees the
manufacturer from all liability.
Read and understand all assembly and operating instructions, and
all safety information and warnings, before use. The following will
void this warranty: Damage caused from tampering with,
modifying, or altering the fireplace insert in any manner; Damage
due to incorrect assembly, improper care, misuse, or abuse;
Damage from being used with the wrong power source; Water
damage; Damage caused from this insert being used outdoors;
Damage caused from this insert being used for excessive periods
of time; Damage caused by the insert being used in a commercial
application; Damage from use as a primary heat source; Other
misuse or abuse not specifically listed herein.
This product is not intended to be used as a primary heat source.
It is for supplemental heating purposes only.
8. TROUBLESHOOTING GUIDE
1. The remote does not work and the new unit we just got cannot
be turned on.
1) Make sure the main power switch on the top right behind the
fence is on.
2) There would have a long beep when the main power switch
is turned on.
15

3)If there is no beep, the connecters on the PCB board might be
loosen, plea se contact service team for a c hecking
instruction.
4)If there is a beep and the control panel can be used but the
remote is not working, the remote is not working either close
or far, please contact service team for help.
2. My old unit no longer works, it cannot power on.
1) Check the power cord to see if it is good.
2) If the power cord is good, check the wires behind the rocker
switch to see if they are burned.
3) If the wires are good, too, the PCB board might have
malfunctioned and need to be replaced. Please contact service
team for a replacement and instruction.
3. The heater does not work, it turns on for several seconds then
shuts off itself.
1) New product:
a. Turn the thermostat to 9 to see if the heater will work
continuously.
b. If not, unplug the unit and recheck next day to see if it
can work properly.
c. If still not, the fan assembly need to be checked and
please contact service team for a checking instruction.
2) Product has been used for some time:
a. Open the top panel to check if the fan can move
smoothly or the heater motor is well connected.
b. If yes, pull off the CN3 connector plugged on the PCB
board. If the heater works, the button panel should be
replaced.
c. If the heater still does not work after unplugging the CN3
connector, please contact service team for a further
solution.
4. There is no air coming out when turn the heater on.
1) New product:
a. Confirm if there's hot air blowing from the air outlet or
something turning red inside when the heater is turned
on. If yes, the fan is got stuck or the heat motor is not at
the right position.
b. If not, checking the heater connectors on PCB board
would be needed. Unplug and replug all connecters to
16

2) Product has been used for some time:
a. Confirm if there's hot air blowing from the air outlet or
something turning red inside when the heater is turned
on. If yes, the fan is got stuck or the heat motor is not at
the right position.
b. If not, please contact service team for help.
see if the heater will work.
5. The heater does not come back even the room is already cold.
Turn the thermostat to 9 to see if the heater will work
continuously, if yes, the sensor has malfunctioned, if not,
please contact service team further for help.
6. The flame does not show up or flicker or a noise when turn it on.
Please contact service team for a checking instruction of the
flame LED board connector, flame motor and spindle.
7. The front trim is out of shape, the remote is missed or the log is
broken.
Please contact service team for a replacement and instruction.
9. SCHEMATIC DIAGRAM
Speaker
Rocker
switch
Power cord
Flame
motor
Heater
motor
Thermostat
Heat element
PCB
Receiver
Button
panel
Sensor
Down light
LED board
Log LED board
Flame LED board
Fuel bed LED board
17

Ningbo Richen Electrical Appliance Co., Ltd
Address: No.19, Yongdinghe Road, Xiapu, Beilun, Ningbo PR. China
3.EF.42.05.051.A0
1