Lincoln IMPINGER 1100, Service Manual

Page: 36 / 72

Impinger II –1100 Series Service Manual - Domestic 36
THERMOCOUPLE MEASUREMENT CHART:
EXPLANATION: The junction temperature is the ambient air temperature where the
thermocouple fastens to the electronic temperature control board.
O V E N T E M P
200°F 250°F 300°F 325°F 350°F 400°F 425°F 450°F 500°F 550°F 600°F
J 90°F 3.26 4.77 6.30 7.06 7.83 9.37 10.14 10.91 12.46 14.00 15.53
U 88°F 3.32 4.83 6.36 7.12 7.89 9.43 10.20 10.97 12.51 14.05 15.59
N 86°F 3.37 4.88 6.41 7.17 7.94 9.49 10.26 11.03 12.57 14.11 15.65
C
84°F 3.43 4.94 6.47 7.23 8.00 9.54 10.31 11.09 12.63 14.19 15.71
T 82°F 3.49 5.00 6.53 7.29 8.06 9.60 10.37 11.14 12.69 14.23 15.76
I 80°F 3.55 5.06 6.59 7.35 8.12 9.66 10.43 11.20 12.74 14.28 15.82
O 78°F 3.60 5.11 6.64 7.40 8.17 9.72 10.49 11.26 12.80 14.34 15.86
N 76°F 3.66 5.17 6.70 7.46 8.23 9.77 10.55 11.32 12.86 14.40 15.94
75°F 3.69 5.20 6.73 7.49 5.26 9.80 10.57 11.35 12.89 14.43 15.97
74°F 3.72 5.23 6.76 7.52 8.29 9.83 10.60 11.37 12.92 14.46 15.99
72°F 3.78 5.29 6.82 7.58 8.35 9.89 10.66 11.43 12.97 14.51 16.05
T 70°F 3.83 5.34 6.87 7.63 8.40 9.95 10.72 11.49 13.03 14.57 16.11
E 68°F 3.89 5.40 6.93 7.69 8.46 10.00 10.78 11.55 13.09 14.63 16.17
M 66°F 3.95 5.46 6.99 7.75 8.52 10.06 10.83 11.61 13.15 14.69 16.23
P 64°F 4.01 5.52 7.05 7.81 8.58 10.12 10.89 11.66 13.20 14.74 16.28
62°F 4.06 5.57 7.10 7.86 8.63 10.18 10.95 11.72 13.26 14.80 16.34
60°F 4.12 5.63 7.16 7.92 8.69 10.24 11.01 11.78 13.32 14.86 16.40
MERCURY CONTACTOR
1. Shut off power at the main breaker.
2. Remove conveyor.
3. Remove control compartment covers.
4. Disconnect contactor wires and mark for reinstallation.
5. Remove screws from mounting bracket and replace contactor.
NOTE : Be sure contactor is not mounted upside down at this will cause a constant on condition.
6. Reassemble in reverse order.
GAS VALVE
1. Shut off power at main breaker.
2. Shut off the gas supply in the main line to the oven.
3. Disconnect the flexible gas hose.
4. Remove the control compartment covers.
5. Remove the manual gas shut off valve from piping.
6. Remove screws from the bulkhead plate located on rear of oven at the gas pipe.
7. Remove the section of gas pipe to gas valve.
8. Disconnect the electrical leads from the solenoid valve.
9. Loosen the gas line union located near the burner and remove the gas valve and
solenoid valve assembly.
10. Finish removal of the gas piping from gas valve.
11. Replace in reverse order.
12. Check all gas fittings for leaks.
13. Adjust the gas manifold pressure on the gas valve. "Refer to the specification plate
on the oven for proper rating".
SOLENOID VALVE
1. Shut off power at main breaker.
2. Shut off gas supply.
3. Remove rear control box cover.
4. Disconnect wires from solenoid valve. Mark wires for reassembly.
5. Loosen pipe union in piping assembly.