Kenmore HE2t User Guide - Page 72

Pressure Switch

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Electrical Shock Hazard Disconnect power before accessing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. PRESSURE SWITCH Pin 1 End Hose Inlet Refer to page 4-7 for the procedure for accessing the pressure switch. To check the pressure switch at the component terminals, perform the following steps. 1. Unplug washer or disconnect power. 2. Disconnect the wire connector and hose from the pressure switch. 3. Set the ohmmeter to the R X 1 scale. 4. Touch the ohmmeter test leads to the pressure switch connector pins shown below. Blow into the hose inlet of the pressure switch to activate the diaphragm. The meter should indicate 0 Ω for each measurement while the diaphragm is activated. Water Level Setting Empty Suds Detect L1 Overflow Test Points Pins 4 and 6 Pins 1 and 2 Pins 4 and 5 Pins 3 and 4 To check the pressure switch at the CCU, perform the following steps. 1. Unplug washer or disconnect power. 2. Disconnect pressure switch connector PR6 (see page 4-5) from the CCU. 3. Set the ohmmeter to the R X 1 scale. 4. Touch the ohmmeter test leads to con- nector pins 1 and 2. The meter should indicate 0 Ω. Connector PR6 1 2 3 4 5 6 At CCU Pins 5-2

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5-2
PRESSURE SWITCH
Pin 1 End
Electrical Shock Hazard
Disconnect power before accessing.
Replace all parts and panels before operating.
Failure to do so can result in death or electrical shock.
Refer to page 4-7 for the procedure for ac-
cessing the pressure switch.
To check the pressure switch at the compo-
nent terminals, perform the following steps.
1.
Unplug washer or disconnect power.
2.
Disconnect the wire connector and hose
from the pressure switch.
3.
Set the ohmmeter to the R X 1 scale.
4.
Touch the ohmmeter test leads to the
pressure switch connector pins shown
below. Blow into the hose inlet of the pres-
sure switch to activate the diaphragm.
The meter should indicate 0
Ω
for each
measurement while the diaphragm is ac-
tivated.
Water Level Setting
Test Points
Empty
Pins 4 and 6
Suds Detect
Pins 1 and 2
L1
Pins 4 and 5
Overflow
Pins 3 and 4
To check the pressure switch at the CCU, per-
form the following steps.
1.
Unplug washer or disconnect power.
2.
Disconnect pressure switch connector
PR6
(see page 4-5) from the CCU.
3.
Set the ohmmeter to the R X 1 scale.
4.
Touch the ohmmeter test leads to con-
nector pins 1 and 2. The meter should
indicate 0
Ω
.
Pins
Connector PR6
At CCU
1
2
3
4
5
6
Hose Inlet