Electric Resistances; Pump Resistance; Gas Valve Resistance; Temperature Probe Ntc Resistance - QHT RIVA FP Service Instructions Manual

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Third Part
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Electric Resistances

1) Pump Resistance

2) Gas Valve Resistance

3) Temperature Probe NTC Resistance

4) Fan Resistance

Resume of the electric resistances in Ω of the
boiler parts.
1 Pump Resistance
Pump Resistance = 51.7 Ω.
2 Gas Valve Resistance
114 Ω
On-off operator
approx. 1 122 Ω*
* at ambient temperature
RIVA FP SERVICE MANUAL - REV A
Figure 1
Figure 2
Figure 5
(edition-0106)
3 Temperature Probe NTC Resistance
4 Fan Resistance
Electric Resistances
Figure 3
7.2 Ω
Figure 4
16-1