I Installation Instructions
Annual Maintenance and Inspection
Single Package Heat Pumps I
od 2 to replace or repair blower wheel, blower housing, or
any unreachable components behind blower assembly.
Electrical shock hazard.
Turn OFF electric power supply at disconnect
switch or service panel before removing any ac-
cess or service panel from unit.
Failure to follow this warning can result in prop-
erty damage, personal injury, and/or death.
Condenser Fan Motor
CAUTION
Do NOT use 3 in 1 oil, penetrating oil, WD40 or similar
oils to oil motor bearings.
FIGURE 16 Blower Motor and Housing
Oil the condenser fan motor after five years of operation
and every five years thereafter.
Use SAE 10W30 motor oil. To oil, remove the hole plugs
from the motor end bells and add several drops (approxi-
mately 1/2 teaspoonful) of oil with a squeeze type, flexible
tube oiler. Replace hole plugs after oiling. Do NOT over oil.
Clean the surrounding area and the condenser and evapo-
rator coils. Use caution to avoid damage to coil fins. Do not
use an acid-based cleaner on coated fin material.
Blower Motor Access
To remove the blower motor and/or the blower motor hous-
ing assembly, refer to Method 1 and Method 2 below.
Refer to FIGURE 16 for a view of blower motor and
compartment.
Method 1 and Method 2
Method 1 allows the motor to be removed without remov-
ing the entire blower housing assembly. If it is desirable to
remove the entire blower housing assembly to work on the
motor, use Method 2.
With Method 2, the top of the unit is lifted up so that the en-
tire blower housing assembly can be removed. Use Meth-
Blower Motor Removal Using Method 1
1. Turn electric power OFF.
2. Remove the blower access panel.
3. Remove the four screws securing the blower housing
to blower deck. If the unit has a support bracket, re-
move the two screws securing the support bracket to
the blower housing.
Slide entire housing toward you. This will allow easier
access to the speed tap block, motor, and wires.
4.
5.
6.
Reach behind blower housing and locate blower
wheel set nut. Loosen blower wheel set nut.
Disconnect all wires from motor and remove the four
pins securing the blower motor mounting cradle to
blower housing.
7. Pull motor towards you and remove.
8. When finished, reassemble in reverse order.
Blower Motor and Blower Housing Removal Using
Method 2
1. Turn electric power OFF.
2. Remove the blower access panel.
3. Remove four screws securing blower housing to
blower deck. Ifthe unit has a support bracket, remove
the two screws securing the support bracket to the
blower housing.
4. Slide entire housing toward you.
5. Remove screws securing corner and front of unit top
(see FIGURE 17).
CAUTION
Do NOT place fingers between unit top and unit.
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