Fri-Jado HOT DELI 3, Service Manual

Page: 32 / 124

ELECTRICAL TESTS AND SERVICE PROCEDURES
Service Manual Hot Deli HD3/4/5/7 form 9123549 rev.03/2017
Page 32
WARNING: Disconnect the electrical power to the machine
at the main circuit box. Place a tag on the circuit box indica-
ting the circuit is being serviced.
ELECTRICAL TESTS AND SERVICE PROCEDURES
PT 1000 SENSOR TEST PREMIUM (HUMIDIFIED VERSION)
1. Remove the right side panel according prior procedure.
2. Remove the wiring from the sensor.
3. Connect a temperature sensor to the probe for comparison.
4. Test the probe with an Ohmmeter.
Temperature Resistance Ω
°F °C ± 5 Ohms
60 16 1062
70 21 1082
80 27 1106
90 32 1124
100 38 1148
125 52 1202
150 65 1252
200 94 1362
250 121 1464
350 177 1674
450 233 1880
Temperature Resistance
°F °C ± 10 Ohms
60 16 930
70 21 970
80 27 1016
90 32 1056
100 38 1107
125 52 1227
150 65 1347
200 94 1636
250 121 1935
1. Remove the right side panel according
prior procedure.
2. Remove the wiring from the sensor.
3. Connect a temperature sensor to the
probe for comparison.
4. Test the probe with an Ohmmeter.
PTC 1K SENSOR TEST (ESSENTIAL AND SELF SERVICE VERSION)