REPLACING FUSE
NOTE: The heater is fuse protected. If your heater fails to ignite,
DO NOT RETURN YOUR HEATER TO THE STORE.
Please follow the simple instructions below to inspect and change
the fuse.
SHOCK HAZARD.
To prevent personal injury,
unplug the power cord before replacing fuse.
- Unplug heater.
- Turn Fuse Cover COUNTERCLOCKWISE 45° using a flat blade
screwdriver and remove Fuse from Fuse Holder.
- Replace fuse.
FIRE HAZARD. To avoid fire, Do not substitute
with a higher or lower current rating.
- Turn Fuse Cover CLOCKWISE 45° using a flat blade screw-
driver while slightly pushing.
NOTE: Specified fuse rating: AC 250/20A
Wiring Diagram
CONTROL PCB
POWER LAMP
(LED)
THERMOSTAT
(TEMP. CONTROL)
CN8
CN5
YEL
WHITE
WHITE
YEL
OPERATING SWITCH
PHOTOCELL
POWER
PLUG
BLACK
GREEN
AC120V
60Hz
EARTH
Figure 26 – Wiring Diagram Model CP400DK
4 18
WARNING!
WARNING!
LIMIT
CONTROL
BLACK
CN7
BLACK
BLACK
BLACK
WHITE
WHITE
CN4
IGNITOR
WHITE
BLACK
ROOM
ORANGE
SENSOR
PUMP
RED
CN3
RED
MOTOR
CN2(AC2)/
WHT
CN1(AC1)/
BLK
CN6
FUSE
20A/250VAC
Figure 25 – Replacing Fuse
SOL.
VALVE
POWER LAMP
SPARK PLUG
(LED)
BLACK
THERMOSTAT
(TEMP. CONTROL)
WHITE
CAPACITOR
45uF/400Vac
CN5
WHITE
WHITE
OPERATING SWITCH
PHOTOCELL
POWER
PLUG
AC120V
60Hz
Figure 27 – Wiring Diagram Model CP650DK
WIRING DIAGRAM
Fuse Holder
CONTROL PCB
CN7
BLACK
WHITE
CN4
ROOM
SENSOR
RED
CN3
CN2(AC2)/
WHT
CN1(AC1)/
BLK
CN8
CN6
YEL
YEL
BLACK
GREEN
FUSE
20A/250VAC
EARTH
Fuse
Fuse Cover
LIMIT
CONTROL
BLACK
SOL.
BLACK
VALVE
SPARK PLUG
BLACK
BROWN
IGNITOR
BROWN
BLACK
ORANGE
BLACK
PUMP
RED
MOTOR WHITE
CAPACITOR
50uF/400Vac