Bosch WH36, Installation Manual And Operating Instructions

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6 720 647 022 (2013/04) Tronic 5000C
Maintenance | 15
Using an ohmmeter to check for premature element failure
Fig. 9 Heating elements
The WH36 models are rated for 240V and will also operate at
220V or 208V with reduced output. The output will vary in
accordance with the ratios, mentioned in table 10.
Outer
Middle
Outer
Middle
Inner
Inner
Rear of Heater Rear of Heater
Front of Heater Front of Heater
Outer
Middle
Outer
Middle
Inner
Inner
Rear of Heater Rear of Heater
Front of Heater Front of Heater
Center Module Top View Center Module Top View RIGHT MODULE Top View RIGHT MODULE Top View
6720647022-02.1V
Outer
Middle
Outer
Middle
Inner
Inner
Rear of Heater Rear of Heater
Front of Heater Front of Heater
LEFT MODULE Top View LEFT MODULE Top View
Meter probes Ohm Readings Meter probes Ohm Readings Meter probes Ohm Readings
Outer to Outer 10.5 ± 0.8 Ohms Outer to Outer 11.4 ± 0.9 Ohms Outer to Outer 9.9 ± 0.8 Ohms
Middle to Middle 14.3 ± 0.9 Ohms Middle to Middle 12.1 ± 0.9 Ohms Middle to Middle 13.1 ± 0.9 Ohms
Inner to Inner 16.0 ± 1.2 Ohms Inner to Inner 17.8 ± 1.3 Ohms Inner to Inner 20.0 ± 1.4 Ohms
Table 8
Ratios
Volts 208V 220V 240V
Output Ratio 0.75 0.84 1
Table 9