Amana GUIS Installation Instructions Manual page 17

Two-stage gas-fired warm air furnace
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5. For horizontal-left installations, a hole is provided near
the igniter end of the manifold assembly. Insert the
rollout protection device into this hole and attach with
screws removed in Step 3.
Figure 30
Rollout Switch Relocation (Upflow)
Figure 31
Rollout Switch Relocation
(Counterflow Installation)
6. Secure rollout wires to manifold and insure no wires can
come in contact with burners or other hot surfaces.
7. Push the button to confirm the rollout control is in the
closed position.
8. Replace the cover on the burner box, replacing the
screws from Step 2.
WARNING
To prevent death, personal injury or
property damage due to fire or explosion,
a qualified servicer must determine the
reason the rollout protection device opened
before the device is reset.
BURNER BOX
This furnace must use indoor air for combustion. It is not a
direct vent furnace, and it cannot be installed as a direct
vent furnace. The burner box is present only to reduce the
burner sound transmission.
AUXILIARY LIMIT CONTROL
A manual reset limit is located on the blower side of the
blower deck, near the center. To access this auxiliary limit,
disconnect the electrical power and remove the blower
door. If the limit control opens, the air circulation blower and
induced draft blower will run continuously. The diagnostic
light will flash four times. These symptoms are identical to
a trip of the primary limit control. See Section IX for
diagnosis.
Auxiliary Limit Control
The auxiliary limit control is designed to prevent furnace
operation in case of air circulation blower failure on horizon-
tal installations. It may also open if the power supply is
interrupted while the furnace is firing.
The auxiliary limit control is suitable for both horizontal right
and horizontal left installations. Regardless of airflow direc-
tion, it does not need to be relocated.
17
Auxiliary Limit
Manual Reset
Figure 32

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