Installation Guide

W415-1698 / 12.20.16
14
EN
Unplug the appliance
(if hardwired, turn off circuit breaker)
Unplug the appliance
(if hardwired, turn off circuit breaker)
Set multimeter to
read AC voltage
Disconnect the grey wire connector
on the FAN terminal on the PCB
(Figure 9)
Does the fan spin with little
or no resistance?
Place the positive probe on the
FAN terminal of the PCB
(Figure 10)
Place the negative probe on the
AC-N / AC-N1 terminal of the PCB
(Figure 11)
Plug the appliance
(if hardwired, turn on circuit breaker)
Plug in the appliance and press
power button on the control panel
(if hardwired, turn on circuit breaker)
Follow the wire from the fan
until you reach the plastic
connectors and disconnect it
Identify which side of the
disconnected wire is coming from
the PCB (female connector)
Place the positive probe into the terminal
with the grey wire (Figure 12)
Place the negative probe into the
terminal with the white wire (Figure 12)
Is the voltage reading
approximately 120V AC?
Defective blower
Refer to section 6.6 (Heater, Blower,
and High Limit Switch Replacement)
Is the heater on?
Unplug the appliance
(if hardwired, turn off circuit breaker)
Ensure the wires from FAN, HEATER1,
and HEATER 2 terminals are not
pinched, frayed, and are fi rmly
connected on both sides (Figure 8)
Perform a visual check for burns,
sparks, damages, etc. Replace any
damaged parts
Plug in the appliance
(if hardwired, turn on circuit breaker)
4.2 HEATER/BLOWER TESTING
Is the voltage reading
approximately 120V AC?
Replace the wire harness
Refer to section 6.7 (Wire
Harness Replacement)
YES
YES
YES
NO
NO
NO
Is the blower on?
Appliance is functioning
accordingly.
Perform blower testing
(Section 4.3.1)
YES
NO
Perform heater testing
(Section 4.3.2)
Perform blower and heater testing
(Section 4.3.1 - 4.3.2)
Is the blower on?
YES
NO
Turn on heater by pressing the heater
button on the control panel
Turn on heater by pressing the heater
button on the control panel
Turn on heater by pressing the heater
button on the control panel
4.2.1 BLOWER TESTING
START HERE
START HERE
Replace the PCB
Refer to section 6.2 (Control
Board Replacement)