Furnace Maintenance - International comfort products C9MVX Installation Instructions Manual

Variable Speed (*9MPV, *9MVX) Tap Select Interface Board (TSIB)
Figure 48
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ON 1
1 8
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OFF 0

Furnace Maintenance

WARNING
!
FIRE, EXPLOSION, OR CARBON MONOXIDE
HAZARDS
Failure to have the furnace inspected and
maintained could result in personal injury, death,
and/or property damage.
It is recommended that the furnace be inspected
and serviced on an annual basis (before the heating
season) by a qualified service technician.
See "User's Information Manual".
See "User's Information Manual".
46
!
ELECTRICAL SHOCK, FIRE OR EXPLOSION
HAZARD
Failure to follow this warning could result in
personal injury, death, and/or property damage.
• Before servicing, disconnect all electrical
power to furnace.
• When servicing controls, label all wires prior to
disconnecting. Reconnect wires correctly.
• Verify proper operation after servicing.
Specifications are subject to change without notice.
WARNING
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