IKONIC Tankless Water Heater Service Manual
5
TROUBLESHOOTING TOOLS
MEASURING VOLTAGE AND RESISTANCE
SAFETY FIRST
Your safety and safety of others is very important. This
manual is only intended for qualied service techni-
cians. ALWAYS USE CAUTION while testing voltages
and/or gas supply.
MULTI-METER
Used to measure
Resistance and voltage.
MANOMETER
Used to measure
gas pressure
during standby and
operation.
NEEDLE LEADS
Used to testing
in compact
connectors.
MULTI-METER
NEEDLE SET
Used on meter test leads
to access connectors while
measuring Resistance &
Voltage.
WARNING
WHILE MEASURING VOLTAGE, DO NOT cross/touch multi
meter leads together. This will cause damage to electri-
cal components.
WHEN INSERTING LEADS INTO WIRING CONNECTOR in-
sert on the wiring side to prevent damage to connector.
BEFORE MEASURING RESISTANCE, TURN OFF all electri-
cal power and make sure to REMOVE CONNECTOR from
the circuit (control board). Check resistance on connec-
tor that was removed.
WHEN MEASURING VOLTAGE, DO NOT REMOVE CON-
NECTOR; insert multimeter leads prior to operating unit.
WHEN MEASURING DC VOLTAGE, if the meter displays
the dash ( (------) swap the position of your black and red
leads on the connector.
WARNING: DO NOT touch any grounding areas.
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