LIN_GO_SM_IMPLOPRO_S1600_INTL_4605727 – 9/20
Section 7
Component Procedures
Main Fan Motor
REPLACEMENT
Shut off power at main breaker:
1. Shut off gas supply and remove gas line and manifold
lines from back of oven.
2. Remove screws from motor cover housing and lift off.
NOTE: When ovens are stacked, all motor cover housings
are fastened together.
3. Unplug power connector.
4. Unplug thermocouple.
5. Unplug two (2) motor connectors.
6. Remove eight (8) bolts from oven back (4 left, 4 right)
and lift out.
7. Remove one (1) screw from fan hub and slide fan
blade off of motor shaft. (Note location of fan blade for
reinstallation.)
8. Loosen locknuts on cone. Remove two (2) mounting
bolts and remove motor from back assembly.
9. Remove four (4) hex head screws from motor mount
bracket. Remove motor mount from motor and reinstall
on new motor.
10. Reassemble in reverse order.
NOTE: 1. Make sure motor is centered in back housing.
2. Verify correct location of fan blade and that it is not
hitting fan shroud. 3. Make sure all connectors are properly
seated and making good contact. 4. When reinstalling gas
manifold across back of oven, check all fittings for leaks.
11. Check system operation (allow 30 minute preheat for
all checks). NOTE: Position of the fan on the motor shaft
will be 1.875" from the top of the oven back cone to the
blade spider assembly on the fan hub.
Burner Blower Motor
REPLACEMENT
Shut off power at main breaker:
1. Remove appropriate control box cover.
2. Unplug motor connector.
3. Remove three (3) screws from blower tube at burner
housing.
4. Remove air shutter assembly from old motor for
installation on new motor assembly.
5. Reassemble in reverse order and check system
operation.
NOTE: Check air shutter adjustment – should be set at half
open.
Thermocouple (Type K)
REPLACEMENT
Shut off power at main breaker:
1. Remove control box covers. Remove motor cover and
remove oven back to access thermocouple.
NOTE: Removal of oven back assembly is required to replace
thermocouples.
2. Remove thermocouple from wire form in oven
chamber and remove from chamber.
NOTE: Right-hand thermocouple (viewed from front) is
connected directly to the temperature control board.
Remove two (2) wires , make note of wire colors and
location. When changing left-hand thermocouple (viewed
from front), the back motor cover must also be removed to
gain access to the thermocouple connector plug.
3. Reassemble in reverse order making sure bulb is placed
securely in the wire form in the oven chamber.
4. Check system operation, recalibrate as needed. NOTE:
The right-hand and left-hand thermocouples have
different connectors on the wire ends and must be
ordered accordingly.
THERMOCOUPLE MEASUREMENT
TEMPERATURE °F (°C )
D.C. MILLIVOLTS
200° °F (93°C)
2.8
250° °F (121°C)
4.0
300° °F (149°C)
5.1
350° °F (177°C)
6.0
400° °F (204°C)
7.1
450° °F (232°C)
8.2
500° °F (260°C)
9.3
550° °F (288°C)
10.4
600° °F (316°C)
11.5
Power Filter
REPLACEMENT
Shut off power at main breaker:
1. Remove control box cover.
2. Remove all wires from the power filter, note all wire
numbers for reinstallation.
3. Reassemble in reverse order and check system
operation.
Содержание Lincoln Impinger 1600 Series
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