4
7. From the rear of the EconoMi$er, connect the long high
voltage extension harness plug to the power exhaust har-
ness. (See Fig. 4-8.)
8. Route the other end of the long high voltage extension
harness through the HVAC unit to the control box. (See
Fig. 8.) The harness must be routed through the
grommets provided in the unit. Do not drill routing holes.
Be careful not to route the power exhaust harness on top
of the indoor coil. Wire the end of the high voltage
harness extension to the power exhaust power source.
(See Fig. 6 and 7.)
Fig. 4 — Power Exhaust Harness Installation for EconoMi$er IV with W7212 Controller
Fig. 5 — Power Exhaust Harness Installation for EconoMi$er X with W7220 Controller
COIL
FILTERS
HVAC UNIT
W7212 CONTROLLER
24-IN. (610mm) LOW VOLTAGE
EXTENSION HARNESS
ECONOMI$ER
ECONOMI$ER/POWER
EXHAUST
OUTDOOR AIR HOOD
2-WIRE
LOW
VOLTAGE
HARNESS
POWER EXHAUST
ROOF
HIGH
VOLTAGE
HARNESS
KNOCKOUTS
UNIT ROOF CURB
134-IN. (3406mm)
OR 194-IN. (4928mm)
HIGH VOLTAGE
EXTENSION HARNESS
COIL
FILTERS
HVAC UNIT
24-IN. (610mm) LOW VOLTAGE
EXTENSION HARNESS
ECONOMI$ER
ECONOMI$ER/POWER
EXHAUST
OUTDOOR AIR HOOD
2-WIRE
LOW
VOLTAGE
HARNESS
POWER EXHAUST
ROOF
HIGH
VOLTAGE
HARNESS
KNOCKOUTS
UNIT ROOF CURB
134-IN. (3406mm)
OR 194-IN. (4928mm)
HIGH VOLTAGE
EXTENSION HARNESS
Summary of Contents for CRPWREXH021A01
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