SimpliFire SF-INS25 User manual

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SimpliFire • SF-INS25, SF-INS30, SF-INS35 Service Manual • 2042-960 • 3/21
SERVICE MANUAL
Model: SF-INS25, SF-INS30, SF-INS35
- Instructions -
This manual will assist a qualied service technician in the
replacement of parts. Contact your dealer to arrange a
service call by a qualied service technician.
CAUTION! Risk of Cuts, Abrasions or Flying Debris.
Wear protective gloves and safety glasses during
installation and service. Sheet metal edges are sharp.
WARNING: If the information in these
instructions is not followed exactly
it may result in personal injury and/or
property damage.
Tools and Supplies Needed
Before beginning the installation be sure that the following
tools and building supplies are available.
Pliers
Phillips screwdriver
Safety glasses
Flat blade screwdriver
Front Replacement (STFRONT-INS** /
FT-MISSION-**)
1. If necessary, place a drop cloth or other material on
the hearth or ooring to prevent scratching.
2. Grasp front with two hands. Lift up and off of the ap-
pliance.
3. Install replacement front by aligning the hooks on the
back side of the door to the slots in the appliance.
Press evenly down with two hands to fully engage the
front to the appliance.
NOTICE! DO NOT discard any hardware while
servicing. It must be reused.
WARNING! Risk of Shock!
Always disconnect power before
disassembly or servicing.
Replacement parts include:
Description Part Number(s)
Front STFRONT-INS**
FT-MISSION-**
Glass GLAS-INS**
Interior Side Panels PANEL-INS**
Log/Grate Assembly LOG-INS**
Flame Screen FLAM-INS**
Remote REMOTE-INS30
LED Lighting LED-INS**
Heater/Control Board
Assembly HEAT-INS**
Rotisserie Motor and
Rod ROTISS-INS**
Remote Receiver RECEIVER-ELECT
Hardware HRDW-BI
Replacement Instructions

SimpliFire • SF-INS25, SF-INS30, SF-INS35 Service Manual • 2042-960 • 3/212
Glass Replacement (GLAS-INS**)
1. If necessary, place a drop cloth or other material
on the hearth or ooring to prevent scratching.
2. Remove front. Refer to Front Replacement section
for details.
3. Remove four (4) screws from two glass retaining
brackets. Hold glass from tipping forward. See
Figure 1.
4. Pivot glass away from appliance and lift out of bottom
retainer channel.
5. Install replacement glass into bottom retainer chan-
nel. Take care to properly align the glass with the
rubber seal inside the bottom retainers.
6. While supporting glass, install two glass retainer
brackets with four (4) screws. Do not over tighten
screws.
7. Re-install front.
Figure 1 Top Glass Retainer Screw Location
Interior Side Panel Replacement (PANEL-INS**)
1. If necessary, place a drop cloth or other material
on the hearth or ooring to prevent scratching.
2. Remove front. Refer to Front Replacement section
for details.
3. Remove glass. Refer to Glass Replacement section
for details.
4. Grasp the INTERIOR Side Panel and pull it away
from the appliance side wall, releasing the magnets.
See Figure 2.
5. Gently bend the panel out of position from beside the
logs and remove from the appliance.
6. Repeat for both sides.
7. Install replacement panels in the same manner as
removal.
8. Re-install glass.
9. Re-install front.
Figure 2 Interior Side Panel

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SimpliFire • SF-INS25, SF-INS30, SF-INS35 Service Manual • 2042-960 • 3/21
1. If necessary, place a drop cloth or other material on
the hearth or ooring to prevent scratching.
2. Remove front. Refer to Front Replacement section
for details.
3. Remove glass. Refer to Glass Replacement section
for details.
4. Locate rubber plugs in each end of the grate.
Remove plugs with a small at screwdriver. Save for
later use. See Figure 3.
5. Remove Phillips screw from each end of grate. Lift
grate from faux ember bed. Take care to retain
screws for grate. See Figure 3.
6. Grasp log ember bed and gently slide, tip and rotate
forward up and out of opening; do not pull too far as
to damage the wiring. Rotate ember bed to expose
electrical wiring.
7. Disconnect lighting LED power source pin connector
from back side of ember bed by gently pulling on
connector. Do not pull on wires. See Figure 4.
8. Reconnect lighting LED power source pin connector
to back side of replacement ember bed. Position the
log assembly. See Figure 4.
9. Rotate log ember bed and align with oor of opening.
Engage back side of ember bed into the opening.
Pivot the front of the ember bed into position at on
the oor of the opening. Take care not to pinch wiring
under log ember bed.
10. Align the grate over the steel brackets under the
ember bed. Ensure that wiring is not pinched
between log ember bed and steel bracket. See
Figure 3.
11. Install and tighten the screw in each end of the
grate. See Figure 3.
12. Install rubber plugs into holes in each end of grate.
See Figure 3.
13. Re-install glass.
14. Re-install front.
Log/Grate Assembly Replacement
(LOG-INS**)
Figure 3 Grate and Log Screw Location
Figure 4 Light LED Connection on Bottom of Log Ember Bed
LED POWER SOURCE PIN

SimpliFire • SF-INS25, SF-INS30, SF-INS35 Service Manual • 2042-960 • 3/214
LED Lighting Replacement
Note: Kit includes all three LED light strip assemblies.
1. If necessary, place a drop cloth or other material on
the hearth or ooring to prevent scratching.
2. Remove front. Refer to Front Replacement section
for details.
3. Remove glass. Refer to Glass Replacement section
for details.
4. Remove log/grate assembly. Refer to Log/Grate
Assembly Replacement section for details.
5. Remove Flame Screen. Refer to Flame Screen
Replacement section for details. Remove metal
ame panel with eleven (11) screws.
6. Remove the two metal brackets in front of rear LED
strip. Remove three (3) screws to remove metal
parts. See Figure 7.
7. Locate Lighting LED circuit input power source
connectors in rear of opening. Unplug the two
connectors and jumper wire from the three circuit
boards. See Figure 8. If epoxy will not allow
separation of the two connectors, slide the pair of
connectors off the pins of the LED circuit board.
8. Using a pliers, compress each barbed clip along
the two base LED circuit boards while lifting the
boards evenly to disengage them from the clips. See
Figure 8. Use pliers to open clips along rear LED
strip while lifting to disengage it from the clips. See
Figure 9.
9. Remove all three lighting LED circuit boards.
10. Install replacement lighting LED circuit boards into
the appliance. Fully engage all clips. See Figure 8
and 9.
11. Connect the two lighting LED power source
connectors and the jumper wire to the three LED
circuit boards. See Figure 8.
12. Install metal brackets by attaching with three (3)
screws. See Figure 7. Install metal ame panel with
eleven (11) screws.
13. Re-install Flame Screen.
14. Re-install log/grate assembly.
15. Re-install glass.
16. Re-install front.
(LED-INS**)
Flame Screen Replacement
(FLAM-INS**) Note: Kit includes Plastic Flame
Screen Diffuser and Metal Flame Silhouette Panel)
1. If necessary, place a drop cloth or other material on
the hearth or ooring to prevent scratching.
2. Remove front. Refer to Front Replacement section
for details.
3. Remove glass. Refer to Glass Replacement section
for details.
4. Remove log/grate assembly. Refer to Log/Grate
Assembly Replacement section for details.
5. Remove two (2) thumb screws holding the plastic
diffuser brackets and panel in place. See Figure 5.
6. If not replacing the Metal Flame Silhouette panel
proceed to step 10.
7. Remove the eleven (11) screws attaching the Flame
silhouette panel. See Figure 6.
8. Install the new ame silhouette panel, securing it
with the eleven (11) screws removed in step 7.
9. Re-install plastic diffuser panel and panel brackets
and two (2) thumb screws. See Figure 5.
10. Re-install log/grate assembly.
11. Re-install glass.
12. Re-install front.
Figure 6 Flame Silhouette Panel.
Figure 5 Removal installation of Plastic Diffuser Panel

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SimpliFire • SF-INS25, SF-INS30, SF-INS35 Service Manual • 2042-960 • 3/21
Heater/Control Board Assembly Replacement
1. If necessary, place a drop cloth or other material on
the hearth or ooring to prevent scratching.
2. Remove front. Refer to Front Replacement section
for details.
3. Remove glass. Refer to Glass Replacement section
for details.
4. Remove two (2) thumb screws from upper rear of
appliance cavity. See Figure 10.
5. Remove screws from upper face of appliance.
Take care to support the Blower/Heater Module while
the screws are removed. See Figure 10.
6. Remove the Blower/Heater Module by lifting back
edge slightly then pulling it straight back from the
appliance opening.
7. Locate the seven (7) electrical connectors on the right
side of the appliance cavity. Disconnect each of the
seven connectors. See Figure 11.
8. Reconnect the seven (7) connectors from the
replacement Blower/Heater module to the appliance.
See Figure 11.
9. Carefully align the replacement Blower/Heater
module horizontally with the opening of the appliance.
Install it straight into the opening so that the back
edge interlocks with the back wall of the appliance.
10. While supporting the Blower/Heater Module, install
the four screws across the upper face of the
appliance. See Figure 10.
11. Install the two (2) thumb screws in the upper rear of
the appliance cavity. See Figure 10.
12. Re-install glass.
13. Re-install front.
(HEAT-INS**)
Figure 7 Bracket Removal
Figure 8 Light LED Replacement
CLIPS
CONNECTORS / JUMPER
Figure 9 Light LED Replacement
Figure 10 Blower/Heater Module Screws and Two (2) Thumb
Screws
Figure 11 Seven Electrical Connections required for Heater/
Blower Module Removal and Installation
33
44
55
22
66
77
11
THUMB SCREWSTHUMB SCREWS
SCREWS

SimpliFire • SF-INS25, SF-INS30, SF-INS35 Service Manual • 2042-960 • 3/216
Rotisserie Motor and Rod
1. If necessary, place a drop cloth or other material on
the hearth or ooring to prevent scratching.
2. Remove front. Refer to Front Replacement section
for details.
3. Remove glass. Refer to Glass Replacement section
for details.
4. Remove log/grate assembly. Refer to Log/Grate
Assembly Replacement section for details.
5. Remove Flame Screen. Refer to Flame Screen
Replacement section for details. Remove metal
ame panel with eleven (11) screws.
CAUTION: Be careful of sharp edges on rotisserie.
6. Disengage rotisserie rod from motor located in right
rear of cavity. Use pliers to shift the reector rod to
the left until the rubber coupler on the right end
disengages from the motor shaft. See Figure 12.
7. Remove metal panel on right side of cavity to allow
access to the rotisserie motor and wiring
connections. Remove screws to remove panel. See
Figure 13.
8. Remove three screws that attach motor mount
bracket to the appliance chassis and cut the wire tie.
See Figure 14.
9. Remove the motor and bracket from the chassis until
the electrical connector is visible. See Figure 14.
10. Disconnect the electrical connector to the motor. See
Figure 14.
11. Install the replacement motor on the bracket.
12. Reconnect the electrical connector between the
motor and the appliance. See Figure 14.
13. Install the motor mount bracket to the chassis with
three (3) screws. See Figure 14.
14. Install the replacement reector rod. Install the left
end of the rod into the bushing in the left rear of the
cavity. Align the rubber coupler with the motor shaft.
Shift the rod to the right until the rubber coupler fully
engages the motor shift. See Figure 12.
15. Reinstall metal bracket in front of motor. Install
screws to fasten the panel. See Figure 13.
16. Re-install metal ame panel.
17. Re-install log/grate assembly.
18. Re-install glass.
19. Re-install front.
(ROTISS-INS**)
Figure 12 Rotisserie Rod Removal
RUBBER COUPLER
Figure 13 Remove Panel
Figure 14 Motor Replacement
ELECTRICAL
CONNECTION
MOTOR MOUNT
BRACKET

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SimpliFire • SF-INS25, SF-INS30, SF-INS35 Service Manual • 2042-960 • 3/21
Remote Receiver Replacement
1. If necessary, place a drop cloth or other material on
the hearth or ooring to prevent scratching.
2. Remove front. Refer to Front Replacement section
for details.
3. Remove glass. Refer to Glass Replacement section
for details.
4. Remove log/grate assembly. Refer to Log/Grate
Assembly Replacement section for details.
5. Remove screws holding the plastic diffuser
brackets and panel in place. See Figure 5.
6. The remote receiver is positioned in the center of
the appliance behind the plastic diffuser panel. Using
a pliers, compress each barbed clip while lifting the
remote receiver board evenly to disengage it from the
clip. See Figure 15.
7. Disconnect the wiring harness from the top of the
receiver. See Figure 15.
8. Securely reconnect the wiring harness to the new
remote receiver. See Figure 15
9. Carefully align the new remote receiver board to the
barbed clips and push in place. See Figure 15.
10. Re-install the plastic diffuser brackets and panel.
11. Re-install log/grate assembly.
12. Re-install glass.
13. Re-install front.
(RECEIVER-ELECT)
Figure 15 Remote Receiver Replacement
BARBED CLIPSBARBED CLIPS
WIREWIRE
CONNECTORCONNECTOR

SimpliFire • SF-INS25, SF-INS30, SF-INS35 Service Manual • 2042-960 • 3/218
SimpliFire Troubleshooting Guide
Symptom Possible Cause Corrective Action
Circuit breaker trips or fuse
blows when unit is turned on
Exceeding current rating of the
circuit breaker or fuse, perhaps from
operating other appliances on the
same circuit as the replace
Install unit onto a dedicated 15 amp circuit.
Lights in room dim while the
unit is on
Unit is drawing close to circuit current
rating Install unit onto a dedicated 15 amp circuit.
Fireplace will not come on
when using the manual
controls on the unit
Appliance is not plugged into an
electrical outlet Ensure plug is connected to a working outlet.
Hard-wire connections not correct (if
applicable) Review wiring instructions to ensure correct connection.
No incoming power from the electrical
outlet or electrical box Check fuse/breaker panel.
Defect in control board (PCB) Replace the control board (PCB).
Remote control does not work
Low/dead batteries Replace batteries in the remote.
Remote receiver is blocked, or remote
is not pointed directly at the receiver.
Ensure receiver is not blocked. Move closer to the
appliance.
Appliance power switch is in the off
"O" position (if equipped) Turn the power switch on, to the "I" position (if equipped).
Control board (PCB) malfunction? Replace control board (PCB).
Heater will not turn on, but
ame is functioning
Remote is in thermostat mode and
room temperature (temperature at
appliance thermistor) is higher than
the set point on the remote
Increase thermostat set point on the remote, or exit
thermostat mode (press the thermostat button until no
temperature set point is displayed on the remote). See
"Room Temperature and Thermostat Function" section of
the manual.
Appliance has overheated and safety
thermal switch has tripped
Unplug or turn off power at circuit breaker and allow it to
cool for 15 minutes. Then plug in the unit or turn power
back on at circuit breaker and turn unit back on.
Defective main control board Replace control board (PCB).
Defective heater assembly Replace heater assembly.
Heater shuts off automatically
or won’t stay on
Room temperature (temperature at
the appliance thermistor) is higher
than the set point on the remote
Increase thermostat set point on the remote, or exit
thermostat mode (press the thermostat button until no
temperature set point is displayed on the remote). See
"Room Temperature and Thermostat Function" section of
the manual.
Appliance has overheated and safety
thermal switch has tripped
Unplug or turn off power at circuit breaker and allow it to
cool for 15 minutes. Then plug in the unit or turn power
back on at circuit breaker and turn unit back on.
Heater emits an odor Normal operation
It is normal for the heater to emit an odor for a brief
amount of time after turning on. It is burning off dust that
has accumulated on the heater.
Flame does not move at all Flame rotisserie motor is stalled or
malfunctioning
Cycle unit on or off. If problem persists inspect rotisserie
and motor for blockage or interference. If no interference,
replace the control board (PCB) and rotisserie motor.
Portion of the ame not moving
or deformed ame effect
Flame LEDs out of place or dislodged
from the LED mounting bracket
Properly reposition ame LEDs into their mounting
bracket. See service manual for how to access ame
LEDs.
Visible ghosting on the ame
screen that does not move with
the ame
Downward LED accent lighting (if
equipped) is shining on the ame
screen instead of directly down on the
ember bed
Inspect downward accent lighting and reposition so no
light is projecting back onto the ame screen.
Flame shudder
Flame rotisserie contacting other
internal components when spinning
Ensure rod is straight and mounted properly and is
spinning freely without spindles hitting other components.
Defective ame rotisserie motor Replace rotisserie motor.

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SimpliFire • SF-INS25, SF-INS30, SF-INS35 Service Manual • 2042-960 • 3/21
SimpliFire, a brand of Hearth & Home Technologies
7571 215th Street West, Lakeville, MN 55044
www.hearthnhome.com
SimpliFire Troubleshooting Guide (continued)
Symptom Possible Cause Corrective Action
Ember bed does not light up
Ember bed is turned off Refer to operation section of the user manual.
Loose wiring Check wiring to ember bed LEDs.
Defective control board (PCB) Replace control board (PCB).
Defective LED lights Replace ember bed LED lights.
Fireplace turns on by itself
Defective control board (PCB) Replace control board (PCB.)
Similar infrared signal from another
remote causing unit to turn on (pre-
2019 manufactured units only)
Some TV remotes may cause the replace to turn on for
appliances manufactured before 2019. Replace control
board (PCB).
Excessive noise with heater on Interference with fan blade Inspect heater assembly and fan for obstructions or
interference.
Defective blower motor Replace heater assembly.
Grinding or rubbing noise
(when heater is off)
Rotisserie hitting or rubbing against
internal components
Ensure rotisserie rod is straight and mounted properly
and is spinning freely without spindles hitting other
components. If sound is coming from friction with the
rotisserie bracket, apply grease to contact point